??xml version="1.0" encoding="utf-8" standalone="yes"?>久久精品国产亚洲AV麻豆不卡,久久久久亚洲精品影视,久久亚洲国产中v天仙wwwhttp://www.tkk7.com/guoyongfei/Not to do the same thing,To do the other thing. zh-cnFri, 09 May 2025 13:36:58 GMTFri, 09 May 2025 13:36:58 GMT60【{】修改oracle 150 的最大连接数http://www.tkk7.com/guoyongfei/archive/2009/09/19/295683.htmlTiger1102Tiger1102Sat, 19 Sep 2009 11:40:00 GMThttp://www.tkk7.com/guoyongfei/archive/2009/09/19/295683.htmlhttp://www.tkk7.com/guoyongfei/comments/295683.htmlhttp://www.tkk7.com/guoyongfei/archive/2009/09/19/295683.html#Feedback0http://www.tkk7.com/guoyongfei/comments/commentRss/295683.htmlhttp://www.tkk7.com/guoyongfei/services/trackbacks/295683.htmlconn / as sysdba SQL> show parameter processes; NAME TYPE VALUE ------------------------------------ ----------- ------------------------------ aq_tm_processes integer 1 db_writer_processes integer 1 job_queue_processes integer 10 log_archive_max_processes integer 1 processes integer 150 SQL> alter system set processes=300 scope = spfile; pȝ已更攏V? SQL> show parameter processes; NAME TYPE VALUE ------------------------------------ ----------- ------------------------------ aq_tm_processes integer 1 db_writer_processes integer 1 job_queue_processes integer 10 log_archive_max_processes integer 1 processes integer 150 SQL> create pfile from spfile; 文g已创建? 重启数据库,OKQ? ref:http://www.tkk7.com/gf7/archive/2007/03/13/103556.html

Tiger1102 2009-09-19 19:40 发表评论
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虚拟机出现“This virtual machine appears to be in use”错误的解决办法http://www.tkk7.com/guoyongfei/archive/2009/09/18/295547.htmlTiger1102Tiger1102Fri, 18 Sep 2009 02:35:00 GMThttp://www.tkk7.com/guoyongfei/archive/2009/09/18/295547.htmlhttp://www.tkk7.com/guoyongfei/comments/295547.htmlhttp://www.tkk7.com/guoyongfei/archive/2009/09/18/295547.html#Feedback0http://www.tkk7.com/guoyongfei/comments/commentRss/295547.htmlhttp://www.tkk7.com/guoyongfei/services/trackbacks/295547.html

Tiger1102 2009-09-18 10:35 发表评论
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关于|上行的图片飘UM码的?http://www.tkk7.com/guoyongfei/archive/2009/05/18/271370.htmlTiger1102Tiger1102Mon, 18 May 2009 09:22:00 GMThttp://www.tkk7.com/guoyongfei/archive/2009/05/18/271370.htmlhttp://www.tkk7.com/guoyongfei/comments/271370.htmlhttp://www.tkk7.com/guoyongfei/archive/2009/05/18/271370.html#Feedback2http://www.tkk7.com/guoyongfei/comments/commentRss/271370.htmlhttp://www.tkk7.com/guoyongfei/services/trackbacks/271370.html
如有使用该页面中非js脚本源代码的内容Q请注明出处 by Tiger1102

最q网上流传着一U将当前面中的囄位置q行变换的代码,感觉比较好玩Q就想简单了(jin)解一下,大家如果感兴可以一h讨,呵呵?br />注:(x)|上_脓(chung)的代码是整个都未换行的,Z(jin)看着方便Q我做了(jin)
格式处理Q不q经q处理后的粘到地址栏里可能昄效果有问?br />Q最后我?x)给出网上流传的格式?br />//首先声明是javascript脚本
//然后定义各个变量Q注意在下面的用中除R变量一直变化外Q其它都是固定不变的
javascript:R=0; x1=.1; y1=.05; x2=.25; y2=.24; x3=1.6;
y3=.24; x4=300; y4=200; x5=300; y5=200;
//获取当前面所有的囄元素
DI=document.images;
//获取囄元素个数
DIL=DI.length;
//定义函数Q功能是循环获取每个囄元素样式Q将囄位置q行改变
function A(){
//注意q里的i-DIL,{同于i-DIL<0,如果起初i-DIL>0的话Q这里就{同于i-DIL>0,|上找资料未果,pqƈ验证?jin)一下,如果谁知道的话可以和弟说一?/font>
   for(i=0; i-DIL; i++){
//Ҏ(gu)下标获取每个囄元素样式
        DIS=DI.style;
//图片对象从文中拖出Q然后用下面的left、top对图片元素进行绝对定?/font>
        DIS.position='absolute';
//定位囑Ş距离屏幕左边的距?br />//每个囄昄位置的不同,是通过函数中的i控制?br />//每次A()函数执行完成后,再次执行Ӟ囄?x)换位置是通过R
的变换来控制?br />//囄只所以@环在固定的几个位|上是根据Math.sin和Math.cos和x1,x2,x3,y1,y2,y3来计的Q如果想?jin)解更详l可以进一步熟(zhn)这两个函数

        DIS.left=Math.sin(R*x1+i*x2+x3)*x4+x5;          
        //定位囑Ş距离屏幕双的距?/font>
DIS.top=Math.cos(R*y1+i*y2+y3)*y4+y5
   }
   R++
}
//定义执行A()函数的间隔时_(d)单位为毫U,下面?毫秒执行一?/font>
setInterval('A()',5);
//下面的void(0)Z(jin)佉K面不跌{,如果去除Q则会(x)Ҏ(gu)上面的代码内容,转向一个新的页?/font>
void(0);


|上传的最初代?如果没有试过的可以看下效果哈Q只要找一个含有图片的地址Q将下面代码拯到地址栏,回RO(jin)K?jin)?x)
javascript:R=0; x1=.1; y1=.05; x2=.25; y2=.24; x3=1.6; y3=.24; x4=300; y4=200; x5=300; y5=200; DI=document.images; DIL=DI.length;function A(){   for(i=0; i-DIL; i++){        DIS=DI[ i ].style;         DIS.position='absolute';        DIS.left=Math.sin(R*x1+i*x2+x3)*x4+x5;  DIS.top=Math.cos(R*y1+i*y2+y3)*y4+y5   }   R++ } setInterval('A()',5);void(0);


Tiger1102 2009-05-18 17:22 发表评论
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郑州java技术交群http://www.tkk7.com/guoyongfei/archive/2009/04/14/265566.htmlTiger1102Tiger1102Tue, 14 Apr 2009 09:15:00 GMThttp://www.tkk7.com/guoyongfei/archive/2009/04/14/265566.htmlhttp://www.tkk7.com/guoyongfei/comments/265566.htmlhttp://www.tkk7.com/guoyongfei/archive/2009/04/14/265566.html#Feedback3http://www.tkk7.com/guoyongfei/comments/commentRss/265566.htmlhttp://www.tkk7.com/guoyongfei/services/trackbacks/265566.htmlƢ迎郑州java爱好者踊跃加入,共同探讨Q共同进步;
为实现抱负而努力,为实现梦惌奋斗!

Tiger1102 2009-04-14 17:15 发表评论
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关于蔡学镛前辈《Java夜未眠》的一些摘?/title><link>http://www.tkk7.com/guoyongfei/archive/2009/02/06/253571.html</link><dc:creator>Tiger1102</dc:creator><author>Tiger1102</author><pubDate>Fri, 06 Feb 2009 07:29:00 GMT</pubDate><guid>http://www.tkk7.com/guoyongfei/archive/2009/02/06/253571.html</guid><wfw:comment>http://www.tkk7.com/guoyongfei/comments/253571.html</wfw:comment><comments>http://www.tkk7.com/guoyongfei/archive/2009/02/06/253571.html#Feedback</comments><slash:comments>4</slash:comments><wfw:commentRss>http://www.tkk7.com/guoyongfei/comments/commentRss/253571.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/guoyongfei/services/trackbacks/253571.html</trackback:ping><description><![CDATA[ <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span style="FONT-SIZE: 9pt; COLOR: blue; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">题记Q最q看?jin)?/span> <span lang="EN-US" style="FONT-SIZE: 9pt; COLOR: blue">java</span> <span style="FONT-SIZE: 9pt; COLOR: blue; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">夜未眠》这本书Q感觉很不错Q里面将当时Q包括现在)(j)的一些现Ӟ以及(qing)一些知识点分析的很清楚、很透彻Q而且显易懂Q写作风格幽默风,读v来也不费力;虽然有些地方比较偏激Q但那是不可否认的事实,实感同w受啊,如果大家没有看过Q推荐大家有旉也看一下;下面是书中一些不错的片段Q当?dng)整本书都是不错的Q这些只不过是我更感兴趣的?/span> <span lang="EN-US" style="FONT-SIZE: 9pt; COLOR: blue"> <?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /?> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span lang="EN-US" style="FONT-SIZE: 12pt; COLOR: blue"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span style="COLOR: blue; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">培养兴趣</span> <span style="COLOR: blue"> </span> <span lang="EN-US"> <br /> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">把程序设计当成兴可以让你学得更快乐Q学?fn)效果自然?x)更好。在我到一个单位面试时Q主看?jin)我的历之后问我?x)「你怎么有这么多旉学会(x)q么多东ѝ做q么多事Q?/span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">我的回答是:(x)「把工作、学?fn)、和׃l合在一P旉׃(x)是别人的三倍。?/span> <span lang="EN-US"> <br /> <span style="mso-spacerun: yes">    </span> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">我承认我很幸q,可以把程序设计当作赚q工作Q学?fn)的题材Q以?qing)茶余饭后的休闲zd。不是每个h都像我这般幸q,但是我相信至大安可以把它当成兴趣。相信我Q?/span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">调整你的?j)境Q把它当成是兴趣Q而非苦差事,你非发现你的「程序功力」与日俱增?/span> <span lang="EN-US"> <br /> <br /> </span> <span style="COLOR: blue; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">慎选程序语a</span> <span style="COLOR: blue"> </span> <span lang="EN-US"> <br /> <span style="mso-spacerun: yes">    </span> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">慎选程序语a很重要,一开始就学太隄E序语言很容易让你遭遇到挫折而放弃。你可以挑比较容易且有趣的语a下手Q徏议?zhn)可以从下面的语言中择一Q?/span> <span lang="EN-US"> <br /> <span style="mso-spacerun: yes">    </span>VB</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q简单,好用Q书c多?/span> <span lang="EN-US"> <br /> <span style="mso-spacerun: yes">    </span>Java</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q比</span> <span lang="EN-US">VB</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">E难Q比</span> <span lang="EN-US">C/C++</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">单,书籍多,用途非常广Q相当有前途。可以当作学?/span> <span lang="EN-US">C++</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的蟩ѝ?/span> <span lang="EN-US"> <br /> <span style="mso-spacerun: yes">    </span>Python</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q简单,好用Q各个^台都支持Q包?/span> <span lang="EN-US">Windows</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q?/span> <span lang="EN-US">Linux</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q?/span> <span lang="EN-US">MacOS</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q?/span> <span lang="EN-US">BeOS</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q?/span> <span lang="EN-US">...</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q。国外很U,国内较少人用。原文书不少Q?/span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">但中文书目前只有一本(Ƨ莱C出版)(j)。我预期</span> <span lang="EN-US"> Python </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?x)是下一个热门的E序语言?/span> <span lang="EN-US"> <br /> <span style="mso-spacerun: yes">    </span> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">q三个语a只是我给各位的徏议,你也可以多听听别人的意见。在选定一个程序语a之后Q就要执着Q不可以很快攑ּQ又改学另一个程序语aQ否则永q都只懂皮毛。有句谚语是</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">q么说的Q?/span> <span lang="EN-US">A jack of all trades is master of none</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">」。如果你L(fng)?/span> <span lang="EN-US">C++</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">Java</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">?/span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">{十U程序语aQ只不过每种E序语言都停留在</span> <span lang="EN-US">Say Hello</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的阶D,怿面谈ȝ很快׃(x)</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对你</span> <span lang="EN-US"> Say Goodbye</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US"> <br /> <span style="mso-spacerun: yes">    </span> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">当你学精某程序语aQ然后想再学另一个程序语aQ你?x)发现有了(jin)前一个程序语a札实的根基,学Q何新的程序语a都很快?/span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span lang="EN-US" style="FONT-SIZE: 12pt; COLOR: blue"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span style="COLOR: blue; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">E序与香鸡排片段</span> <span lang="EN-US" style="COLOR: blue"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">在台湄软g公司内部Q有许多非科班出w的E序员,他们的薪资低廉,通常又很努力。Y件公司就聘C(jin)q种便宜又努力的E序员,也不要太高兴Q因L(fng)E序员,通常都只是把目前的公司当一个学?fn)的q渡阶段Q等到学得差不多Q拍拍屁股就Ch?jin),才没打算一辈子接受q样的低薪。但可?zhn)的是Q大部分的公叔R没有良好的程序员生(dng)规划制度Q反正大家互相利用。所以这些程序员很可能在做计ȝq程中,学不C西又得w心(j)q?/span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">所以,何苦来哉Q不如我们通通去卖香鸡排吧!但是你们只能到通化街夜?jng)和士林夜?jng)卖,不可以到我属意的饶河街夜?jng)和我抢生意Q我打听q,饶河街的摊位U金是三者中最便宜的)(j)。我的摊位名U要取做什么呢Q?/span> <span lang="EN-US">... </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">嗯!叫?/span> <span lang="EN-US">“Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">鸡排</span> <span lang="EN-US">?/span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">好了(jin)Q以U念我曾有过?/span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">E序员n份。我打算把鸡排分成三U大,最大到最分别叫?/span> <span lang="EN-US"> J2EE</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">J2SE </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">以及(qing)</span> <span lang="EN-US"> J2ME</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。哪天你到饶沌夜市(jng)Q发C(jin)一个乾乄瘦、看h营养不良的少q头家用著生的台语在吆喝著Q?/span> <span lang="EN-US">?/span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">来呦Q来呦!好呷的香鸡排Q?/span> <span lang="EN-US">J2EE </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一?/span> <span lang="EN-US"> 50</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q?/span> <span lang="EN-US">J2SE </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一?/span> <span lang="EN-US"> 40</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q?/span> <span lang="EN-US">J2ME </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一?/span> <span lang="EN-US"> 30......?/span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">请你也来光顾一下吧Q?/span> <span lang="EN-US">... </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">看在</span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的䆾上?/span> <span lang="EN-US" style="FONT-SIZE: 12pt; COLOR: blue"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span lang="EN-US" style="FONT-SIZE: 12pt; COLOR: blue"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span style="COLOR: blue; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">关于职业生(dng)</span> <span lang="EN-US" style="COLOR: blue"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">生(dng)规划?x)随着q纪增长和生zȝ验的累积Q以?qing)h生观的改变而有阶段性的差异Q所以生涯规划不宜过于长期。生涯规划应该以渐进的、多L(fng)方式来进行。渐q的Q才不会(x)好高鹜远Q多L(fng)Q才可以分散风险。而且Q生涯规划要?qing)早Q因为有充分的旉准备Q越有可能实现。即使你xz地背着吉他到异乡旅行弹唱,你也得好好地l吉他吧Q?/span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">把握旉朝着你所规划的生涯迈q!旉q得很快的,费不得。你不会(x)希望有一天你在床上醒来,睁开眼后盯着天花板,你发C已经五十岁了(jin)Q昨晚五十大?/span> <span lang="EN-US"> birthday party </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的宿醉得你现在头痛Ʋ裂。你发现q些q来你依旧是浑噩噩的度q,生(dng)规划依旧只是「规划」,没一个实现。你在床上抱头痛哭,在你五十岁生日当天?/span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">信息应用领域变动快速,许多软g人员?gu)Ơ缺判断能力Q不能及(qing)早学?fn)妥相关的技术以为因应。特别是在这几年的光景,许多新应用领域的HvQ相当程度地撼动?jin)原有的软g怸Q以往那些唯唯、以微Y技术马首是ȝ人难得压错了(jin)宝,q次也算是让他们学到?jin)教训,q何不是一U领(zhn)。啊Q多么痛的领(zhn),你(微YQ曾是我的全部?/span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">许多软g人员~Z自我学习(fn)的能力。Y件h员应该问问自己:(x)q半q来技术能力精q了(jin)多少Q技术飞快地在进步,如果你没跟着q步Q在相对坐标看来是退步。我以前很变态,只要一天没看技术书c就?x)觉得今天真是白zM(jin)Q然后有一股冲动想要「做M」;现在我虽然比较没q么D自己?jin),但看书还是看得很勤快?/span> <span lang="EN-US"> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">软g人才培养不易Q折损率高。一些我认识的优U软g人才Q最q常</span> <span lang="EN-US"> forward </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一些「过x」、「h生的意义」之cȝ文章l我Q显CZ(jin)他们工作上的厌倦感。他们在?sh)话中告诉我Q他们忙得没旉接触新技术,技术已l跟不上别h?jin)。这厢大叹h才难寻,那厢努力折损人才?/span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span lang="EN-US"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span style="COLOR: blue; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">关于知识的等U?/span> <span lang="EN-US" style="COLOR: blue"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">专业知识是一U无形的资Q不Ҏ(gu)评估其h(hun)倹{但是大致上Q专业知识可以分成四个层ơ,价值由低而高分述如下?/span> <span lang="EN-US"> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span lang="EN-US">Know-What </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">受过训练Q通过认证Q而精通某领域的基本知识,q类的知识就UCؓ(f)</span> <span lang="EN-US"> know-what</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q也UCؓ(f)认知性的知识Q?/span> <span lang="EN-US">cognitive knowledge</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q?/span> <span lang="EN-US">know-what </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">是一切知识的根基Q但是有?/span> <span lang="EN-US"> know-what</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Qƈ不表C有能力可以zȝq些知识。许多Y件h员在通过专业认证之后Q就开始学?x)狮子大开口了(jin)Q其实他们的知识可能q停留在</span> <span lang="EN-US"> know-what </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的阶D,?/span> <span lang="EN-US"> know-what </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">阶段的知识对公司来说是没有太多生产力的。此阶段的Y件h员应该努力地提升自己Q以q入下一个阶D,也就?/span> <span lang="EN-US"> know-how</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US"> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span lang="EN-US">Know-How </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span lang="EN-US">know-how </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">阶段的知识也UCؓ(f)q阶技能(</span> <span lang="EN-US">advanced skills</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q,指的是可以活用书本上学来的知识、理论,以解军_际的问题?/span> <span lang="EN-US">know-what </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的知识或许可以透过「填鸭」方式生地吞下去,但是</span> <span lang="EN-US"> know-how </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的培M定要透过实务l验的篏U与体会(x)。如果有一个好老师?/span> <span lang="EN-US"> leader </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的引|</span> <span lang="EN-US">know-what </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">可以很快地提升成</span> <span lang="EN-US"> know-how</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q靠自我的培d通常?x)比较辛苦。不q,当我要引导学生由</span> <span lang="EN-US"> know-what </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US"> know-how </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Ӟ往往?x)有许多「不识货」的学生嫌我啰唆?/span> <span lang="EN-US"> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span lang="EN-US">Know-Why </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span lang="EN-US">know-why </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">阶段的知识指的是Ҏ(gu)个系l的掌握度(</span> <span lang="EN-US">system understanding</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q,也就是了(jin)解各U知识背后复杂交错的因果关系。有?/span> <span lang="EN-US"> know-why </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的知识,软g人员除了(jin)能顺利地q行软g计划之外Q还能进一步解x大、更复杂的问题,因ؓ(f)一切的知识都是有条理的。具?/span> <span lang="EN-US"> know-why </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的Y件h员对整个计划h强烈的「第六感」,可以直觉地做出正的判断Q预先知道可能会(x)遇到的问题。计划的</span> <span lang="EN-US"> leader </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">必须具备</span> <span lang="EN-US"> know-why</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q才能全盘掌握计划?/span> <span lang="EN-US"> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span lang="EN-US">Care-Why </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span lang="EN-US">care-why </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">指的是自发性的创意Q?/span> <span lang="EN-US">self-motivated creativity</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q。有?jin)源源不l的创意Q才能保持高度的竞争力。Y件品相当需要创意和z烛先机的能力,在大家一H蜂抢做某Y件或某服务之前,已l先完成深度的耕耘,技术自然比别h来得扎实Q也能迅速地q合?jng)场需求,为公司创造最大的利益?/span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span lang="EN-US"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span style="COLOR: blue; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">关于CM</span> <span lang="EN-US" style="COLOR: blue"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如果你最q是个大忙hQ有一堆事情要做,先别急着买计机书籍。计机书籍更新的速度很快Q可不比四书五经Q可以祖传父、父传子Q?/span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">代代受用不尽。以前我也常冲动之下C(jin)好书回家Q然后忙得没I它,{到I闲下来Ӟ新版本也已经出现?jin),懊(zhn)不已Q如果不急着用的书,</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">千万别急着乎ͼ不然可能q没来得?qing)看q本书,新版本又出来?jin),信息界不行考古的?/span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"> <span lang="EN-US"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span lang="EN-US" style="COLOR: blue">Java</span> <span style="COLOR: blue; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">学习(fn)之道</span> <span lang="EN-US" style="COLOR: blue"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">认识</span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的原?/span> <span lang="EN-US"> <br />* </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">学会(x)</span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语言</span> <span lang="EN-US"> <br />* </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">对象导向的思维</span> <span lang="EN-US"> <br />* API<br />* </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发工L(fng)用法</span> <span lang="EN-US"> <br /> <br /> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">下面分别p几点详细阐述?/span> <span lang="EN-US"> <br /> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">学习(fn)</span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的原?/span> <span lang="EN-US"> <br /> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?jin)?/span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的原理,才有可能真正体会(x)</span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的一切,学习(fn)M事情Q只要能掌握原理Q就?x)比较顺利。我发现许多Z?/span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">已经逑ֹQ却q?/span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">最基本的特质都不清楚?/span> <span lang="EN-US"> <br /> <br /> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一般来_(d)信息pL业的学生Q对于信息的C物学?fn)的速度Q会(x)比其它科pL得快Q就是因为四q的教育Z们奠定了(jin)学习(fn)C物的基础Q这也是信息p课E的价值所在?/span> <span lang="EN-US"> <br /> <br /> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">除非你受q的基础训练够扎实,否则在学?fn)或使?/span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的过E中Q你一定会(x)需要参考到q些信息pdU的知识。我各位可以在闲暇之余,把信息系课本的书拿来M诅R这是治本之道,l非立竿见媄(jing)的特效药Q必要有耐心(j)?/span> <span lang="EN-US"> <br /> <br /> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">学习(fn)</span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语言</span> <span lang="EN-US"> <br /> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">学习(fn)</span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语言很简单,毕竟</span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语言也只包含五十多个关键词(</span> <span lang="EN-US">keyword</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q与几十个算W(</span> <span lang="EN-US">operator</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q,再加?/span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语法Q?/span> <span lang="EN-US">syntax</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q也很简单,所以一般h可以很快学?/span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语言。危险的是,很多为已l完全掌?/span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语言Q但其实对于内部的运作机制仍不能掌握Q这些盲Ҏ(gu)时候会(x)让你无法完全掌控</span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语言。克服这些盲点的方式是看?/span> <span lang="EN-US">The Java Language Specification, 2nd Ed.</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">」(没有中文版)(j)来彻底弄?/span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">E序语言Qƈ看?/span> <span lang="EN-US">Inside the Java Virtual Machine, 2nd Ed.</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">」(有中文版Q但译得@Q%Q)(j)来彻底掌?/span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">虚拟机器的运作方式?/span> <span lang="EN-US"> <br /> <br /> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">学习(fn)对象导向的思维</span> <span lang="EN-US"> <br /> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">学会(x)?jin)语aQƈ不代表就可以设计出好的对象导向系l架构。想要成为对象导向的专家Q往往需要:(x)</span> <span lang="EN-US"> <br /> <br />* </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">多看相关的书Q特别是</span> <span lang="EN-US"> Design Pattern </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US"> Refactoring </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的书?/span> <span lang="EN-US"> <br />* </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">多观摩别人的E序Q例?/span> <span lang="EN-US"> Java API </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US"> design </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US"> implementation</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q?/span> <span lang="EN-US"> <br />* </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">多写E序</span> <span lang="EN-US"> <br /> <br /> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">学习(fn)</span> <span lang="EN-US"> API <br /></span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">学会(x)</span> <span lang="EN-US"> Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">语言之后Q还需要学?x)一?/span> <span lang="EN-US"> API </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">才能写出有用的程序?/span> <span lang="EN-US">Java </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US"> API </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">非常多,必须规划好一个学?fn)\径,才不?x)在瀚的</span> <span lang="EN-US"> API </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">大v中迷失。必备的</span> <span lang="EN-US"> API </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">包括?jin)?x)</span> <span lang="EN-US">IO</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">New IO</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">Collection Framework</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">Network</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">RMI</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">JAXP... </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">{。至于其它的</span> <span lang="EN-US"> API</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q就看你的需求而定Q大致上分成Q?/span> <span lang="EN-US"> <br /> <br />* GUI </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">c:(x)</span> <span lang="EN-US">JavaBean -> Swing -> JavaHelp -> Java2D -> Image IO -> JAI -> Java 3D ...<br />* <?xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" /?><st1:city w:st="on"><st1:place w:st="on">Enterprise</st1:place></st1:city></span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">c:(x)</span> <span lang="EN-US">JDBC -> JDO -> Servlet -> JSP -> EJB -> JMS -> JTA/JTS...<br />* J2ME </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">c(q一cM是我的专长,无法提供学习(fn)序Q?/span> <span lang="EN-US"> <br /> <br /> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">学习(fn)开发工L(fng)用法</span> <span lang="EN-US"> <br /> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">只用</span> <span lang="EN-US"> JDK</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q是很难写出大型E序的,所以通常E序员会(x)使用</span> <span lang="EN-US"> JBuilder/VisualAge/ VisualCafe </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">{工Pq些软g卖这么贵Q一定有它的价|值得׃些时间好好学?fn)这些开发工L(fng)使用方式Q你会(x)发现开发工h提供的许多功能,可以让你在开发过E中生力大增?/span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span lang="EN-US"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span lang="EN-US" style="COLOR: blue; mso-bidi-font-weight: bold">Static </span> <span style="COLOR: blue; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-weight: bold">的意义与实作方式</span> <span lang="EN-US" style="COLOR: blue; mso-bidi-font-weight: bold"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span lang="EN-US" style="COLOR: blue; mso-bidi-font-weight: bold"> <o:p> </o:p> </span> </p> <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span lang="EN-US">Class(static) field</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q共用一块记忆体</span> <span lang="EN-US"> <br />class(static) method</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q共用一块记忆体</span> <span lang="EN-US"> <br />instance(</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">static) field</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q随着每个</span> <span lang="EN-US">instance</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">各有一块记忆体</span> <span lang="EN-US"> <br />instance (</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">static) method</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q共用一块记忆体</span> <span lang="EN-US"> <br /> <span style="mso-spacerun: yes">    </span>instance method</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Z么不是随着每个</span> <span lang="EN-US">instance</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">占有一块记忆体Q反倒是q一块记忆体Q其实,让每?/span> <span lang="EN-US">instance method</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如同</span> <span lang="EN-US">instance field</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一P随着每个</span> <span lang="EN-US">instance</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">占有一块记忆体Q这么做当然是可以的Q只?/span> <span lang="EN-US">Java</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">~译器和</span> <span lang="EN-US">JVM</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">都不q么做,因ؓ(f)太浪费记忆体I间?jin)。一?/span> <span lang="EN-US">field</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">则占用一?/span> <span lang="EN-US">byte</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q多则占用数?/span> <span lang="EN-US">Byte</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q但?/span> <span lang="EN-US">method</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">则C</span> <span lang="EN-US">byte</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q多则数?/span> <span lang="EN-US">Kilo Byte</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">Mehtod</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">耗费的记忆体?/span> <span lang="EN-US">field</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的数癑ր,甚至数千倍,当然是能q尽量共用,比较不会(x)消耗记忆体。既?/span> <span lang="EN-US">JVM</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">让一?/span> <span lang="EN-US">class</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的所?/span> <span lang="EN-US">instance</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">q相同?/span> <span lang="EN-US">instance method</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q下面两行程式码?/span> <span lang="EN-US">instanceMethod()</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">内部Ӟ如何区分?/span> <span lang="EN-US">instance1</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">instance2</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q?/span> <span lang="EN-US"> <br />instance1.instanceMethod(); <br />instance2.instanceMethod(); <br /></span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">因ؓ(f)~译器会(x)帮我们在?/span> <span lang="EN-US">instance1</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">instance2</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">个别传入</span> <span lang="EN-US">instanceMethod()</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">中当作第一个参数。也是_(d)M</span> <span lang="EN-US">instance method</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">参数的实际个数都?x)比表面上多一个,q个多出来的参数是由</span> <span lang="EN-US">Java</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">~译器帮我们加上ȝQ用来代表对应的</span> <span lang="EN-US">instance</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。此参数的变数名UCؓ(f)</span> <span lang="EN-US">this</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q也?/span> <span lang="EN-US">Java</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的一个关键字Q?/span> <span lang="EN-US">keyword</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q?/span> <span lang="EN-US"> <br /> <span style="mso-spacerun: yes">    </span> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">当调用某?/span> <span lang="EN-US">instance method</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">或用某?/span> <span lang="EN-US">instance field</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Ӟ你必d前面加上?/span> <span lang="EN-US">instance</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的名Uͼ如果?/span> <span lang="EN-US">instance method/field</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">相关?/span> <span lang="EN-US">instance</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和当时程式码所在的</span> <span lang="EN-US">instance method</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">instance</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">指的是同一?/span> <span lang="EN-US">instance</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Ӟ?/span> <span lang="EN-US">instance</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的名U就?/span> <span lang="EN-US">this</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q这U情况下Q你也可以选择不在前面加上?/span> <span lang="EN-US">this.</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">」?/span> <span lang="EN-US"> <br /> <span style="mso-spacerun: yes">    </span> </span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">然而,在某些状况下Q非得在前面加上?/span> <span lang="EN-US">this.</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">」不可。例如,?/span> <span lang="EN-US">method</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">中的参数或区域变数和</span> <span lang="EN-US">instance field</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">名称完全相同Ӟ如果不在前面冠上?/span> <span lang="EN-US">this.</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">」,那么指的是参数或区域变数Q如果在前面冠上?/span> <span lang="EN-US">this.</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">」,那么指的才是</span> <span lang="EN-US">instance field</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US" style="COLOR: blue"> <o:p> </o:p> </span> </p> <img src ="http://www.tkk7.com/guoyongfei/aggbug/253571.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/guoyongfei/" target="_blank">Tiger1102</a> 2009-02-06 15:29 <a href="http://www.tkk7.com/guoyongfei/archive/2009/02/06/253571.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>走过?8Q想的09http://www.tkk7.com/guoyongfei/archive/2009/01/23/252431.htmlTiger1102Tiger1102Fri, 23 Jan 2009 02:02:00 GMThttp://www.tkk7.com/guoyongfei/archive/2009/01/23/252431.htmlhttp://www.tkk7.com/guoyongfei/comments/252431.htmlhttp://www.tkk7.com/guoyongfei/archive/2009/01/23/252431.html#Feedback1http://www.tkk7.com/guoyongfei/comments/commentRss/252431.htmlhttp://www.tkk7.com/guoyongfei/services/trackbacks/252431.html-----------------------------------------------------------------------------------------------------
      今天p回家?jin)?8q马上就要过M(jin)Q在q一q成长了(jin)很多Q但是还是很懒惰Q有许多目标没有达成Q虽然比07q好一点,但是q是?8q的表现很失望,09q一定要努力Q加倍的努力Q一定可以的?br />      在此M一个句P意味着08q的l束Q也意味着因ؓ(f)懒惰自我ƺ骗的结束;新的一q_(d)新的开始,新的自我Q我一定会(x)做的更好的,在此做一个分隔,以此明示自己Q?br />      同时大家新q快乐,在新的一q里能实现自q愿望Q?br />-----------------------------------------------------------------------------------------------------
-------------------------------------------------------到来的充满希望充满想的09


Tiger1102 2009-01-23 10:02 发表评论
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oracle一些基本语?/title><link>http://www.tkk7.com/guoyongfei/archive/2008/12/26/248384.html</link><dc:creator>Tiger1102</dc:creator><author>Tiger1102</author><pubDate>Fri, 26 Dec 2008 02:40:00 GMT</pubDate><guid>http://www.tkk7.com/guoyongfei/archive/2008/12/26/248384.html</guid><wfw:comment>http://www.tkk7.com/guoyongfei/comments/248384.html</wfw:comment><comments>http://www.tkk7.com/guoyongfei/archive/2008/12/26/248384.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/guoyongfei/comments/commentRss/248384.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/guoyongfei/services/trackbacks/248384.html</trackback:ping><description><![CDATA[     --创徏表空?br />  create tablespace yyspace<br />  datafile ’d:\yyspace.dbf?br />  size 10m<br />  autoextend on;<br />  --创徏临时表空?br />  create temporary tablespace yytemp<br />  tempfile ’d:\yytemp.dbf?br />  size 10m<br />  autoextend on;<br />  --创徏用户<br />  create user yangrs<br />  identified by yangrs;<br />  alter user yangrs<br />  default tablespace yyspace;<br />  alter user yangrs<br />  temporary tablespace yytemp;<br />  --赋权<br />  grant connect,resource to yangrs<br />  --connect<br />  connect yangrs/yangrs;<br />  --<br />  --删表<br />  drop table stuInfo<br />  create table stuInfo<br />  (<br />  s_id number(4),<br />  s_name varchar2(10),<br />  s_sex char(2),<br />  s_age number(3),<br />  s_birthday date default(sysdate),<br />  s_note varchar2(50)<br />  );<br />  create table stuScore<br />  (<br />  stuid number(4),<br />  scoreid varchar2(10),<br />  score number(3)<br />  );<br />  drop table stuScore;<br />  --加约?br />  --主键<br />  alter table stuInfo<br />  add constraint PK_s_id primary key(s_id);<br />  --(g)?br />  alter table stuInfo<br />  add constraint CK_s_sex check(s_sex in (’男?’女?);<br />  alter table stuInfo<br />  add constraint CK_s_age check(s_age>0 and s_age<100);<br />  --加默认的不行<br />  alter table stuInfo<br />  add constraint DK_s_birthday default(systimestamp );<br />  --外键<br />  alter table stuScore<br />  add constraint FK_stuid foreign key(stuid) references stuInfo(s_Id);<br />  --insert<br />  insert into stuInfo(s_id,s_name,s_age,s_Sex,s_Note) values(1000,’刘德华?20,’男?’just do it?;<br />  insert into stuInfo(s_Id,s_name,s_age,s_sex,s_birthday,s_note) values(1001,’yangrs?19,’男?to_date(?989-01-01?’yyyy-mm-dd?,’i am what i am?;<br />  insert into stuInfo(s_Id,s_name,s_age,s_sex,s_birthday,s_note) values(1002,’yangrs2?19,’男?to_date(?989-01-01?’yyyy-mm-dd?,’i am what i am?;<br />  insert into stuInfo(s_Id,s_name,s_age,s_sex,s_birthday,s_note) values(1003,’yangrs3?19,’男?to_date(?989-01-01?’yyyy-mm-dd?,’i am what i am?;<br />  insert into stuInfo(s_Id,s_name,s_age,s_sex,s_birthday,s_note) values(1004,’yangrs4?19,’男?to_date(?989-01-01?’yyyy-mm-dd?,’i am what i am?;<br />  insert into stuInfo(s_id,s_name,s_age,s_Sex,s_Note) values(1005,’华仔?20,’男?’just do it?;  <br />  insert into stuScore(Stuid,scoreid,Score) values(1001,??100);<br />  insert into stuScore(Stuid,scoreid,Score) values(1001,??100);<br />  insert into stuScore(Stuid,scoreid,Score) values(1000,??100);<br />  insert into stuScore(Stuid,scoreid,Score) values(1000,??100); <p>  --复制?br />  create table stuBak<br />  as select * from stuInfo;<br />  --复制表结?br />  create table stuBak2<br />  as select * from stuInfo where 1=2;<br />  --在已有的表结构中插入数据<br />  insert into stuBak2<br />  select * from stuBak;<br />  update stuBak set s_sex=’男?<br />  savepoint mark;<br />  rollback to savepoint mark;<br />  rollback;<br />  --l予其他用户权限<br />  connect scott/tiger@itjob;<br />  grant select on emp to yangrs; --只给查询<br />  grant all on emp to yangrs --l所有的权限<br />  connect yangrs/yangrs@itjob;<br />  select * from scott.emp;<br />  -- 取消权限<br />  connect scott/tiger@itjob;<br />  revoke select on emp from yangrs;<br />  connect yangrs/yangrs@itjob;<br />  select * from scott.emp; --此时已经q接不上M(jin)<br />  --伪列 rowid rownum<br />  select rowid,rownum from stuInfo;<br />  --用于分页<br />  select * from (select rownum as num,stuInfo.* from stuInfo) where num>5;<br />  --sqlserver中是使用top来分?br />  --哑元?br />  select sysdate from dual;<br />  select systimestamp from dual;<br />  --对表的修?br />  alter table stuInfo add(s_sal number(3));<br />  --is null and is not null<br />  select * from stuInfo where s_note is null;<br />  select * from stuInfo where s_name like ’y%? --%代笔L个字W?br />  select * from stuInfo where s_name like ’y_? --—_代表一个字W?br />  select * from stuInfo where s_name like ’y??<br />  select * from stuInfo order by s_age desc; -- 排序<br />  select * from stuInfo order by s_birthday asc;<br />  select * from stuInfo order by s_age desc,s_birthday asc;<br />  --可以有两个条?br />  --分组<br />  select * from stuInfo where s_name<>’yangrs?<br />  select * from stuInfo where s_age=19;<br />  select * from stuInfo where s_name<>’yangrs%? --q样是不行的<br />  --调用函数<br />  select sum(s_sal) as 奖学?from stuInfo;<br />  select avg(s_age) q_q龄 from stuInfo;<br />  select s_name,s_age from stuInfo group by s_age;<br />  select ’hell’||’loworld?from dual;<br />  select 1+1 from dual;<br />  --转换大小?br />  update stuInfo set s_name=upper(s_name);<br />  update stuInfo set s_name=lower(s_name);<br />  --转换ascii?br />  select ascii(’A? from dual;<br />  select ’Hello’||’\t’||’World?from dual;<br />  select ’Hello’||chr(9)||’World?from dual;<br />  select to_char(sysdate,’yyyy/mm/dd hh24:mi:ss? from dual;<br />  select add_months(sysdate,-12) from dual;<br />  -- 一q以前的今天<br />  select last_day(sysdate) from dual;<br />  select to_char(sysdate,’yyyy/mm/dd? from dual; --改变日期格式<br />  select to_char(to_date(?9990214?’yyyymmdd?,’yyyy"?mm"?dd"?? from dual;<br />  select to_char(to_date(?9990214?’yyyymmdd?,’yyyy"?mm"?dd"?? from dual; <br /><br />     ref:<a target="_blank">http://www.zlksw.cn/html/jsj/Oraclerenzheng/xuexiziliao/200812/24-7834.html</a></p><img src ="http://www.tkk7.com/guoyongfei/aggbug/248384.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/guoyongfei/" target="_blank">Tiger1102</a> 2008-12-26 10:40 <a href="http://www.tkk7.com/guoyongfei/archive/2008/12/26/248384.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>eclipse不自动编译的解决办法http://www.tkk7.com/guoyongfei/archive/2008/12/18/247081.htmlTiger1102Tiger1102Thu, 18 Dec 2008 05:18:00 GMThttp://www.tkk7.com/guoyongfei/archive/2008/12/18/247081.htmlhttp://www.tkk7.com/guoyongfei/comments/247081.htmlhttp://www.tkk7.com/guoyongfei/archive/2008/12/18/247081.html#Feedback0http://www.tkk7.com/guoyongfei/comments/commentRss/247081.htmlhttp://www.tkk7.com/guoyongfei/services/trackbacks/247081.html在网上找?jin)很多文?ȝ如下:

1. 保 project->build automatically    已经被选上.

2. 如果选上?也不好, 使用q一? project->clean..->选第2个clean select project, 勾上start build immediatelly

3.删除现在的项?提前讄好编译文件输\径,重新导入源文Ӟ讄eclipseZ存时~译Q然后在保存的时候就可以自动~译?/p>

4.如果目里引?jin)某个不用的jar包,而那个包又被你删?jin),׃?x)出现不报错但怎么也编译不出来class文g的情况,可以把所有包都删?然后一个一个的再引?需要的),不要一下子把所有包都引入来,没用的可能会(x)引v不良后果.


5. 惛_掉某个class文g重新生成Q删除class文g后,但classes目录下的文g夹被其它E序打开Q比如Total Commander。此时编译也不会(x)通过Q在problems下可能会(x)提示“con''t delete classes ……”。关掉其它程序重新编译即可?/p>

6.q有U情冉|remove?JRE System LibraryQ重新导入即可编译。但是什么原因导致的q不清楚?/p>

7.把build path中所有包都remove掉。然后又add jars,add libraries把需要的加进去,居然又开始编译了(jin)。。?/p>

8.project->properties->java build path->source->.../WEB-INF/src的output folder不要默认Q编辑让它指?./WEB-INF/classes
然后重新点击build工程卛_自动~译?/p>

9.再就是最重要的要看工E下面是否缺了(jin)work目录,׃CVS控制时不把work加如版本,所以checkout后没有这个目?要手工加上有的工E就能自动编译了(jin) 


最开始的时?我只扑ֈ?jin)前?个方?但是他们都没有解x的问?无意中我打开?Problems"标签,发现里面说缺work目录,手工加上,然后h目可以了(jin).

最后两个是我在写这个ȝ的时候发现的.特别是第?ji)?对用CVSq行版本控制的项目比较有?


文章出处Q?a >http://www.diybl.com/course/1_web/webjs/2008410/109723.html



Tiger1102 2008-12-18 13:18 发表评论
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media="screen" /media="print" 的区?/title><link>http://www.tkk7.com/guoyongfei/archive/2008/12/09/245148.html</link><dc:creator>Tiger1102</dc:creator><author>Tiger1102</author><pubDate>Tue, 09 Dec 2008 01:46:00 GMT</pubDate><guid>http://www.tkk7.com/guoyongfei/archive/2008/12/09/245148.html</guid><wfw:comment>http://www.tkk7.com/guoyongfei/comments/245148.html</wfw:comment><comments>http://www.tkk7.com/guoyongfei/archive/2008/12/09/245148.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/guoyongfei/comments/commentRss/245148.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/guoyongfei/services/trackbacks/245148.html</trackback:ping><description><![CDATA[<link rel="stylesheet" type="text/css" media="screen" href="mysite-screen.css"<br />/><br /><link rel="stylesheet" type="text/css" media="print" href="mysite-print.css" />  <br /><br /><br />  如果需要支持老版本的览器,那你必d持用css1的媒体描q符screen和print。它们是怺排斥的,因此在ؓ(f)屏幕昄而生成页面的时候,览器会(x)忽略掉打印样式表Q反之亦然。所以,每个样式表都需要包含相同的样式选择器,但是有不同的规则声明Q以便ؓ(f)不同的输备分别生成页面样式?screen (~省?Q提交到计算机屏q;<br />printQ?输出到打印机Q?br />projectionQ提交到投媄(jing)机;<br />auralQ扬声器Q?br />brailleQ提交到凸字触觉感知讑֤Q?br />ttyQ电(sh)传打字机 (使用固定的字?Q?br />tvQ电(sh)视机Q?br />allQ所有输备?br /><br />ref:<a title="原文地址" target="_blank">http://hi.baidu.com/ltynet/blog/item/470417eed262f5ffb2fb95cc.html</a><img src ="http://www.tkk7.com/guoyongfei/aggbug/245148.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/guoyongfei/" target="_blank">Tiger1102</a> 2008-12-09 09:46 <a href="http://www.tkk7.com/guoyongfei/archive/2008/12/09/245148.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>option 的经典属?/title><link>http://www.tkk7.com/guoyongfei/archive/2008/11/18/241088.html</link><dc:creator>Tiger1102</dc:creator><author>Tiger1102</author><pubDate>Tue, 18 Nov 2008 02:15:00 GMT</pubDate><guid>http://www.tkk7.com/guoyongfei/archive/2008/11/18/241088.html</guid><wfw:comment>http://www.tkk7.com/guoyongfei/comments/241088.html</wfw:comment><comments>http://www.tkk7.com/guoyongfei/archive/2008/11/18/241088.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/guoyongfei/comments/commentRss/241088.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/guoyongfei/services/trackbacks/241088.html</trackback:ping><description><![CDATA[ <div id="vdrhjrj" class="tit"> </div> <table style="TABLE-LAYOUT: fixed"> <tbody> <tr> <td> <div id="aotyhid" class="cnt" id="blog_text"> <p>new Option("文本","?,true,true) <br />后面两个true分别表示默认被选中和有? <br /><br /><br />Option 选择对?<br />options[] 是一个数l,包含?jin)在同一?Select 对象下的 Option 对象?br />Option 对象由?lt;select>”下的?lt;options>”指定?br /><br />options[] 数组的属?br /><br />length; selectedIndex 与所?Select 对象的同名属性相同?br /><br />单个 Option 对象的属?br /><br />text q回/指定 Option 对象所昄的文?br />value q回/指定 Option 对象的|?lt;options value="...">一致?br />index q回?Option 对象的下标。对此ƈ没有什么好_(d)因ؓ(f)要指定特定的一?Option 对象Q都要先知道该对象的下标。这个属性好像没有什么用?br />selected q回/指定该对象是否被选中。通过指定 true 或?falseQ可以动态的改变选中V?br />defaultSelected q回该对象默认是否被选中。true / false?</p> <p> </p> <p>使用 <span style="COLOR: red">select</span> 选项列表 (x通常的下拉列表框之类? 也是一U给用户提供选项的有用方法,看一下下边的代码Q?</p> <div id="jvmzmew" class="quote"> <div id="bnlcekn" class="quote-title">引用 <u></u></div> <div id="nlfsjad" class="quote-content"><select name="state" size=1> <br /><option value="AL">Alabama </option><br /><option value="AK">Alaska </option><br /><option value="AZ">Arizona </option><br /><option value="AR">Arkansas </option><br /><option value="CA">California </option><br /><option value="CO">Colorado </option><br /><option value="CT">Connecticut </option><br /><option value="DE">Delaware </option><br /><option value="DC">District of Columbia </option><br />... <br /><option value="WY">Wyoming </option><br /></select></div> </div> <p> <br /> <span style="COLOR: blue">一?select 对象是由 <SELECT> 标记创徏的?/span> <br />此对象的 <span style="COLOR: brown">options 属?/span>是一个对应于 <span style="COLOR: blue">option 对象的数组</span>Q每一?<OPTION> 标记对应一?option 对象Q也是对应一?select 对象的选项?br /><br />select 对象的另外两个常用的属性是<span style="COLOR: brown"> length</span> ?<span style="COLOR: brown">selectedIndex</span> 属性。length 属性是选项的个敎ͼ也就?options 数组的元素个敎ͼselectedIndex 属性则l出?jin)被用户选中的那个选项?options 数组中的下标?br /><br /><span style="COLOR: blue">创徏 option 对象使用 Option 数据l构</span>Q例如:(x) </p> <div id="levbvni" class="quote"> <div id="dxobocb" class="quote-title">引用 <u></u></div> <div id="fokswkm" class="quote-content">var opt = new Option(text, value, defaultSelected, selected)</div> </div> <p>参数 text 是显C在面上的选项的文字,参数 value 对应?<OPTION> 标记中的 VALUE="...." 属性,?option 对象的|参数 defaultSelected ?selected 是布?yu)(dng)|用来讄此新建的 option 对象是否为默认选项Q以?qing)是否被选中Q这两个参数都是可选的Q即可以不提供这两个参数的参数倹{这?option 对象可以被加入到一?options 数组中。而删除一个已l存在的 option 对象Q只需此对象在数l中的那个元素设|ؓ(f)I?('null' ? 卛_Q同Ӟq样也数组变小?jin)?</p> </div> </td> </tr> </tbody> </table> <br />ref:<a title="引用原文" target="_blank">http://hi.baidu.com/yimxi/blog/item/c0b2a45002302d5e1038c237.html</a><img src ="http://www.tkk7.com/guoyongfei/aggbug/241088.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/guoyongfei/" target="_blank">Tiger1102</a> 2008-11-18 10:15 <a href="http://www.tkk7.com/guoyongfei/archive/2008/11/18/241088.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>初识Firebug 全文 ?firebug的?/title><link>http://www.tkk7.com/guoyongfei/archive/2008/11/04/238512.html</link><dc:creator>Tiger1102</dc:creator><author>Tiger1102</author><pubDate>Tue, 04 Nov 2008 02:54:00 GMT</pubDate><guid>http://www.tkk7.com/guoyongfei/archive/2008/11/04/238512.html</guid><wfw:comment>http://www.tkk7.com/guoyongfei/comments/238512.html</wfw:comment><comments>http://www.tkk7.com/guoyongfei/archive/2008/11/04/238512.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/guoyongfei/comments/commentRss/238512.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/guoyongfei/services/trackbacks/238512.html</trackback:ping><description><![CDATA[ <font color="#ff0000">今天在网上看?jin)以便关于Firebug的介l?感觉功能很强?所以{q来分n一?<br /></font> <h2 class="posttitle" id="post-294"> <a title="Permanent link to 初识Firebug 全文 ?firebug的? rel="bookmark">初识Firebug 全文 ?firebug的?/a> </h2> <p class="postmeta">2007-05-15 @ 09:54:03 · 作?<a title="Posts by Volcano" >Volcano</a> · 归类?<a title="View all posts in FIREFOX" rel="category tag">FIREFOX</a></p> <p>本文最初发表《程序员》杂志第三期Q现全文脓(chung)上,内容已经q编辑修C(jin)很多:)</p> <br /> <h3>什么是Firebug</h3> <p>从事?jin)数q的Web开发工作,来觉得现在对WEB开发有?jin)更高的要求。要写出漂亮的HTML代码Q要~写_致的CSS样式表展C每个页面模块;要调?a >javascript</a>l页面增加一些更zL的要素;要用Ajaxl用户带来更好的体验。一个优U的WEB开发h员需要顾?qing)更多层面,才能交出一份同样优U的作业。ؓ(f)帮助q大正处于Web2.0z流中的开发h员,在这里ؓ(f)大家介绍一ƾ轻巧灵zȝ辅助开发工兗?/p> <p>Firebug是Firefox下的一Ƒּ发类插gQ现属于<a >Firefox</a>的五星强力推荐插g之一。它集HTML查看和编辑、Javascript控制台、网l状늛视器于一体,是开发JavaScript、CSS、HTML和Ajax的得力助手。Firebug如同一把精巧的瑞士军刀Q从各个不同的角度剖析Web面内部的细节层面,lWeb开发者带来很大的便利。这是一ƾ让人爱不释手的插gQ如果你以前没有接触q它Q也许在阅读本文之后Q会(x)有一试的Ʋ望。笔者在撰写此文的时候,正逢Firebug发布1.0正式版,q不能不说是Uy合?br /><span id="more-294"></span></p> <h3>应用</h3> <p>Firebug插g虽然功能强大Q但是它已经和Firefox览器无~地l合在一P使用单直观。如果你担心(j)它会(x)占用太多的系l资源,也可以方便地启用/关闭q个插gQ甚至针对特定的站点开启这个插件?/p> <p>在安装好插g之后Q先用Firefox览器打开需要测试的面Q然后点d下方的绿色按钮或使用快捷键F12唤出Firebug插gQ它?x)将当前面分成上下两个框架Q如?所C?/p> <p>?QFirebug插g展开囄<br /><img alt="firebug插g展开囄" src="http://www.ooso.net/wp-content/uploads/2007/firebug1.gif" /><br />从图1中看刎ͼFirebug?个主要的Tab按钮Q下文将主要介绍介绍q几斚w的功能?/p> <table cellpadding="4" border="1"> <tbody> <tr> <td>Console</td> <td>HTML</td> <td>CSS</td> <td>Script</td> <td>Dom</td> <td>Net</td> </tr> <tr> <td>控制?/td> <td>Html查看?/td> <td>Css查看?/td> <td>脚本条时?</td> <td>Dom查看?/td> <td>|络状况监视</td> </tr> </tbody> </table> <h3>Console 控制?/h3> <p>控制台能够显C当前页面中的javascript错误以及(qing)警告Qƈ提示出错的文件和行号Q方便调试,q些错误提示比v览器本w提供的错误提示更加详细且具有参考h(hun)倹{而且在调试Ajax应用的时候也是特别有用,你能够在控制台里看到每一个XMLHttpRequestshpost出去的参数、URLQhttp头以?qing)回馈的内容Q原本似乎在q后黑匣子里q作的程序被清清楚楚地展C在你面前?/p> <p>象C shell或Python shell一P你还能在控制C查看变量内容Q直接运行javascript语句Q就是大段的javascriptE序也能够正运行ƈ拿到q行期的信息?/p> <p>控制台还有个重要的作用就是查看脚本的log, 从前你也怹(fn)惯了(jin)使用alert来打印变量,但是Firebugl我们带来了(jin)一个新朋友 —?console.log, 最单的打印日志的语法是q样的:(x) </p> <div id="bqsbcto" class="igBar"> <span id="lcode-1"> <a onclick="javascript:showCodeTxt('code-1'); return false;" >PLAIN TEXT</a> </span> </div> <div id="kdbhjxa" class="syntax_hilite"> <span id="xsuhmlv" class="langName">CODE:</span> <div class="jhcanfe" id="code-1"> <div id="iusqwgu" class="code"> <ol> <li style="FONT-WEIGHT: normal; COLOR: #3a6a8b; FONT-STYLE: normal; FONT-FAMILY: 'Courier New', Courier, monospace"> <div style="FONT-WEIGHT: normal; FONT-FAMILY: 'Courier New', Courier, monospace">console.<span>log</span><span style="FONT-WEIGHT: bold; COLOR: #006600">(</span><span style="COLOR: #cc0000">"hello world"</span><span style="FONT-WEIGHT: bold; COLOR: #006600">)</span></div> </li> </ol> </div> </div> </div> <p>如果你有一堆参数需要组合在一赯出,可以写成q样Q?/p> <div id="legtkjb" class="igBar"> <span id="lcode-2"> <a onclick="javascript:showCodeTxt('code-2'); return false;" >PLAIN TEXT</a> </span> </div> <div id="emkmsru" class="syntax_hilite"> <span id="avictdc" class="langName">CODE:</span> <div class="ziduwor" id="code-2"> <div id="tgizmhg" class="code"> <ol> <li style="FONT-WEIGHT: normal; COLOR: #3a6a8b; FONT-STYLE: normal; FONT-FAMILY: 'Courier New', Courier, monospace"> <div style="FONT-WEIGHT: normal; FONT-FAMILY: 'Courier New', Courier, monospace">console.<span>log</span><span style="FONT-WEIGHT: bold; COLOR: #006600">(</span><span style="COLOR: #800000">2</span>,<span style="COLOR: #800000">4</span>,<span style="COLOR: #800000">6</span>,<span style="COLOR: #800000">8</span>,<span style="COLOR: #cc0000">"foo"</span>,bar<span style="FONT-WEIGHT: bold; COLOR: #006600">)</span>. </div> </li> </ol> </div> </div> </div> <p>Firebug的日志输出有多种可选的格式以及(qing)语法Q甚臛_以定制彩色输出,比v单调的alertQ显然更加方便,限于幅Q这里不做详l说明,但是有志于提高debug效率的读者,可以到Firebug的官方站点(见附录)(j)查看更详l的教程?/p> <p>?Q?在控制台里调试javascript<br /><img alt="在控制台里调试javascript" src="http://www.ooso.net/wp-content/uploads/2007/firebug2.gif" /></p> <h3>查看和修改HTML</h3> <p>W一ơ看到Firebug强大的HTML代码查看器,p得它与众不同Q相比于Firefox自带的HTML查看器,它的功能强大?jin)许多?HTML</p> <p>首先你看到的是已l经q格式化的HTML代码Q它有清晰的层次Q你能够方便地分辨出每一个标{之间的从属q行关系Q标{折叠功能能够帮助你集中精力分析代码。源代码上方q标记出?jin)DOM的层ơ,如图3所C,它清楚地列出?jin)一个hml元素的parent、child以及(qing)root元素Q配合F(tun)irebug自带的CSS查看器用,?x)给div+css面分析~写带来很大的好处。你q可以在HTML查看器中直接修改HTML源代码,q在览器中W一旉看到修改后的效果Q光凭这一点就?x)让许多面设计师死心(j)塌地地成?f)Firebug的粉丝了(jin)?/p> <p>有时候页面中的javascript?x)根据用L(fng)动作如鼠标的onmouseover来动态改变一些HTML元素的样式表或背景色QHTML查看器会(x)页面上改变的内容也抓下来,q以黄色高亮标记Q让|页的暗操作彻底成为历双Ӏ?/p> <p>利用Inspect(g)查功能,我们q可以用鼠标在页面中直接选择一些区块,查看相应的HTML源代码和CSS样式表,真正的做到所见即所得,如果你用了(jin)外部~辑器修改了(jin)当前|页Q可以点击Firebug的reload囄重新载入|页Q它?x)l跟t你之前用Inspect选中的区块,方便调试?/p> <p>?:QHTML查看?br /><img alt="HTML查看? src="http://www.ooso.net/wp-content/uploads/2007/firebug3.gif" /></p> <h3>CSS调试</h3> <p>Firebug的CSS调试器是专ؓ(f)|页设计师们量n定做的?/p> <p>如今的网设计言必称div+cssQ如果你是用table套出来的HTML面Q就得按q规矩重构一遍,否则昑־你不够时髦!用div做出来的面的确能精HTML代码QHTML标签减肥的结果就是CSS样式表的~写成了(jin)面制作的重头戏。Firebug的CSS查看器不仅自下向上列出每一个CSS样式表的从属l承关系Q还列出?jin)每一个样式在哪个样式文g中定义。你可以在这个查看器中直接添加、修攏V删除一些CSS样式表属性,q在当前面中直接看C改后的结果?/p> <p>一个典型的应用是面中的一个区块位|显得有些不太恰当,它需要挪动几个象素。这时候用CSS调试工具可以L~辑它的位置——你可以Ҏ(gu)需要随意挪动象素?br />如图4中正在修改一个区块的背景艌Ӏ?/p> <p>提示Q如果你正在学习(fn)CSS样式表的应用Q但是总记不住常用的样式表有哪些|可以试在CSS调试器中选中一个样式表属性,然后用上下方向键来改变它的|它会(x)把可能的g个个遍历l你看?/p> <p>?: CSS查看器,能够直接修改样式?br /><img alt="?: CSS查看器,能够直接修改样式? src="http://www.ooso.net/wp-content/uploads/2007/firebug4.gif" /></p> <h3>可视化的CSS标</h3> <p>我们可以利用Firebug来查看页面中某一区块的CSS样式表,如果q一步展开右侧Layout tab的话Q它?x)以标尺的Ş式将当前区块占用的面U清楚地标识出来Q精到象素Q更让h惊讶的是Q你能够在这个可视化的界面中直接修改各象素的|面上区块的位置׃(x)随改动而变化。在面中某些元素出现错位或者面U超出预料值时Q该功能能够提供有效的帮助,你可以籍此分析offset、margin、padding、size之间的关p,从而找决问题的办法?/p> <p>?QFirebug中的CSS标尺<br /><img alt="?QFirebug中的CSS标尺" src="http://www.ooso.net/wp-content/uploads/2007/firebug5.gif" /></p> <h3>|络状况监视?/h3> <p>也许有一天,你的老板或者客hCQ抱怨你制作的网速度奇慢Q你该如何应对?你或怼(x)说这可能是网l问题,或者是?sh)脑配置问题Q或者是E序太慢Q或者直说是他们的h品问题?不管怎么_(d)最后你可能被要求去解决q个有多U可能的问题?/p> <p>|络状况监视器能帮你解决q个手问题。Firebug的网l监视器同样是功能强大的Q它能将面中的CSS、javascript以及(qing)|页中引用的囄载入所消耗的旉以矩状图呈现出来Q也许在q里你能一把揪出拖慢了(jin)你的|页的元Ӟq而对|页q行调优Q最后老板满意客户Ƣ喜Q你的饭也因此而牢固?/p> <p>|络监视器还有一些其它细节功能,比如预览囄Q查看每一个外部文件甚xxmlHttpRequestsh的http头等{?/p> <p>?Q网l状늛视器<br /><img alt="?Q网l状늛视器" src="http://www.ooso.net/wp-content/uploads/2007/firebug6.gif" /></p> <h3>Javascript调试?/h3> <p>q是一个很不错的javascript脚本调试器,占用I间不大Q但是单步调试、设|断炏V变量查看窗口一个不。正所谓麻雀虽小Q五脏俱全?/p> <p>如果你有一个网站已l徏成,然而它的javascript有性能上的问题或者不是太完美Q可以通过面板上的Profile来统计每D脚本运行的旉Q查看到底是哪些语句执行旉q长Q一步步排除问题?/p> <p>?Qjavascript调试?br /><img alt="?Qjavascript调试? src="http://www.ooso.net/wp-content/uploads/2007/firebug7.gif" /></p> <h3>DOM查看?/h3> <p>DOM(Document Object Model)里头包含?jin)大量的Object以及(qing)函数、事Ӟ在从前,你要想从中查到需要的内容Q绝非易事,q好比你M(jin)一个巨大的图书馆,惌扑ֈ几本名字不太切的小书,众多的选择?x)让你无所适从。而用Firebug的DOM查看器却能方便地览DOM的内部结构,帮助你快速定位DOM对象。双M个DOM对象Q就能够~辑它的变量或|~辑的同Ӟ你可能会(x)发现它还有自动完成功能,当你输入document.get之后Q按下tab键就能补齐ؓ(f)document.getElementByIdQ非常方ѝ如果你认ؓ(f)补齐得不够理惻I按下shift+tab又会(x)恢复原状。用?jin)Firebug的DOM查看器,你的javascript从此扑ֈ?jin)驱使的对象QW(xu)eb开发也许就成了(jin)一件乐事?/p> <p>?: Dom查看?br /><img alt="?: Dom查看? src="http://www.ooso.net/wp-content/uploads/2007/firebug8.gif" /></p> <h3>结</h3> <p>Firebug插g提供?jin)一整套web开发所必需的工兗从HTML的编写,到CSS样式表的化调优Q以?qing)用javascript脚本开发,亦或是Ajax应用QFirebug插g都会(x)成ؓ(f)你的得力助手。所谓工Ʋ善其事Q必先利其器。在Web2.0的时代,a必称AjaxQ动辄就是用户体验提升,如果把Firebug工具用好Q必能让你如虎添|HTML、CSS、javascript整理得服服帖帖,从此成ؓ(f)web开发中的专家人物?/p> <h3>?/h3> <p>Firebug的中文含义是萤火虫,作者是Joe HewittQ官方网?http://www.getfirebug.com<br />Firefox亦即火狐览器,是近q来撼动IE览器市(jng)场占有率的一支强大力量,要不是它的出玎ͼ我想有生之年说不定也看不到IE 7的发布了(jin)Q官方网?http://www.firefox.com<br /><br />ref:<a target="_blank">http://www.ooso.net/index.php/archives/294</a></p> <img src ="http://www.tkk7.com/guoyongfei/aggbug/238512.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/guoyongfei/" target="_blank">Tiger1102</a> 2008-11-04 10:54 <a href="http://www.tkk7.com/guoyongfei/archive/2008/11/04/238512.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>转蝲:javascriptl典例子 http://www.tkk7.com/guoyongfei/archive/2008/10/30/237547.htmlTiger1102Tiger1102Thu, 30 Oct 2008 03:13:00 GMThttp://www.tkk7.com/guoyongfei/archive/2008/10/30/237547.htmlhttp://www.tkk7.com/guoyongfei/comments/237547.htmlhttp://www.tkk7.com/guoyongfei/archive/2008/10/30/237547.html#Feedback0http://www.tkk7.com/guoyongfei/comments/commentRss/237547.htmlhttp://www.tkk7.com/guoyongfei/services/trackbacks/237547.html一、验证类
1、数字验证内
1.1 整数
1.2 大于0的整?Q用于传来的ID的验?
1.3 负整数的验证
1.4 整数不能大于iMax
1.5 整数不能于iMin
2、时间类
2.1 短时_(d)形如 (13:04:06)
2.2 短日期,形如 (2003-12-05)
2.3 长时_(d)形如 (2003-12-05 13:04:06)
2.4 只有q和月。Ş?2003-05,或?003-5)
2.5 只有时和分?形如(12:03)
3、表单类
3.1 所有的表单的值都不能为空
3.2 多行文本框的g能ؓ(f)I?br />3.3 多行文本框的g能超qsMaxStrleng
3.4 多行文本框的g能少于sMixStrleng
3.5 判断单选框是否选择?br />3.6 判断复选框是否选择.
3.7 复选框的全选,多选,全不选,反?br />3.8 文g上传q程中判断文件类?br />4、字W类
4.1 判断字符全部由a-Z或者是A-Z的字字母l成
4.2 判断字符由字母和数字l成?br />4.3 判断字符由字母和数字Q下划线,点号l成.且开头的只能是下划线和字?br />4.4 字符串替换函?Replace();
5、浏览器c?br />5.1 判断览器的cd
5.2 判断ie的版?br />5.3 判断客户端的分L?

6、结合类
6.1 email的判断?br />6.2 手机L(fng)的验?br />6.3 w䆾证的验证


二、功能类

1、时间与相关控gc?br />1.1 日历
1.2 旉控g
1.3 万年?br />1.4 昄动态显C时钟效果(文本Q如OA中时_(d)(j)
1.5 昄动态显C时钟效?(囑փQ像手表)
2、表单类
2.1 自动生成表单
2.2 动态添加,修改Q删除下拉框中的元素
2.3 可以输入内容的下拉框
2.4 多行文本框中只能输入iMax文字。如果多输入?jin),自动减少到iMax个文字(多用于短信发?

3、打印类
3.1 打印控g
4、事件类
4.1 屏蔽右键
4.2 屏蔽所有功能键
4.3 --> ?lt;-- F5 F11,F9,F1
4.4 屏蔽l合键ctrl+N
5、网设计类
5.1 q箋滚动的文字,囄Q注意是q箋的,两段文字和图片中没有I白出现Q?br />5.2 html~辑控gc?br />5.3 颜色选取框控?br />5.4 下拉菜单
5.5 两层或多层次的下拉菜?br />5.6 仿IE菜单的按钮。(效果如rongshuxa.com的导航栏?
5.7 状态栏Qtitle栏的动态效果(例子很多Q可以研I一下)(j)
5.8 双击后,|页自动滚屏
6、树(wi)型结构?br />6.1 asp+SQL?br />6.2 asp+xml+sql?br />6.3 java+sql或者java+sql+xml
7、无Ҏ(gu)效果的制?br />8、连动下拉框技?br />9、文本排?br />---------------------------------------------------------------------------------------

一、验证类
1、数字验证内
1.1 整数
/^(-|\+)?\d+$/.test(str)
1.2 大于0的整?Q用于传来的ID的验?
/^\d+$/.test(str)
1.3 负整数的验证
/^-\d+$/.test(str)
2、时间类
2.1 短时_(d)形如 (13:04:06)
function isTime(str)
{
var a = str.match(/^(\d{1,2})(?(\d{1,2})\2(\d{1,2})$/);
if (a == null) {alert('输入的参C是时间格?); return false;}
if (a[1]>24 || a[3]>60 || a[4]>60)
{
alert("旉格式不对");
return false
}
return true;
}
2.2 短日期,形如 (2003-12-05)
function strDateTime(str)
{
var r = str.match(/^(\d{1,4})(-|\/)(\d{1,2})\2(\d{1,2})$/);
if(r==null)return false;
var d= new Date(r[1], r[3]-1, r[4]);
return (d.getFullYear()==r[1]&&(d.getMonth()+1)==r[3]&&d.getDate()==r[4]);
}
2.3 长时_(d)形如 (2003-12-05 13:04:06)
function strDateTime(str)
{
var reg = /^(\d{1,4})(-|\/)(\d{1,2})\2(\d{1,2}) (\d{1,2})\d{1,2})\d{1,2})$/;
var r = str.match(reg);
if(r==null)return false;
var d= new Date(r[1], r[3]-1,r[4],r[5],r[6],r[7]);
return (d.getFullYear()==r[1]&&(d.getMonth()+1)==r[3]&&d.getDate()==r[4]&&d.getHours()==r[5]&&d.getMinutes()==r[6]&&d.getSeconds()==r[7]);
}
2.4 只有q和月。Ş?2003-05,或?003-5)
2.5 只有时和分?形如(12:03)
3、表单类
3.1 所有的表单的值都不能为空

3.2 多行文本框的g能ؓ(f)I?br />3.3 多行文本框的g能超qsMaxStrleng
3.4 多行文本框的g能少于sMixStrleng
3.5 判断单选框是否选择?br />3.6 判断复选框是否选择.
3.7 复选框的全选,多选,全不选,反?br />3.8 文g上传q程中判断文件类?br />4、字W类
4.1 判断字符全部由a-Z或者是A-Z的字字母l成

4.2 判断字符由字母和数字l成?/p>

4.3 判断字符由字母和数字Q下划线,点号l成.且开头的只能是下划线和字?br />/^([a-zA-z_]{1})([\w]*)$/g.test(str)
4.4 字符串替换函?Replace();
5、浏览器c?br />5.1 判断览器的cd
window.navigator.appName
5.2 判断ie的版?br />window.navigator.appVersion
5.3 判断客户端的分L?br />window.screen.height; window.screen.width;

6、结合类
6.1 email的判断?br />function ismail(mail)
{
return(new RegExp(/^\w+((-\w+)|(\.\w+))*\-AT-[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/).test(mail));
}
6.2 手机L(fng)的验?br />6.3 w䆾证的验证
function isIdCardNo(num)
{
if (isNaN(num)) {alert("输入的不是数字!"); return false;}
var len = num.length, re;
if (len == 15)
re = new RegExp(/^(\d{6})()?(\d{2})(\d{2})(\d{2})(\d{3})$/);
else if (len == 18)
re = new RegExp(/^(\d{6})()?(\d{4})(\d{2})(\d{2})(\d{3})(\d)$/);
else {alert("输入的数字位C对!"); return false;}
var a = num.match(re);
if (a != null)
{
if (len==15)
{
var D = new Date("19"+a[3]+"/"+a[4]+"/"+a[5]);
var B = D.getYear()==a[3]&&(D.getMonth()+1)==a[4]&&D.getDate()==a[5];
}
else
{
var D = new Date(a[3]+"/"+a[4]+"/"+a[5]);
var B = D.getFullYear()==a[3]&&(D.getMonth()+1)==a[4]&&D.getDate()==a[5];
}
if (!B) {alert("输入的n份证?"+ a[0] +" 里出生日期不对!"); return false;}
}
return true;
}
-------------------------------------------------------------------------------------

3.7 复选框的全选,多选,全不选,反?/p>

全?/p>


全?/p>

function checkAll(str)
{
var a = document.getElementsByName(str);
var n = a.length;
for (var i=0; ia[i].checked = window.event.srcElement.checked;
}
function checkItem(str)
{
var e = window.event.srcElement;
var all = eval("document.hrong."+ str);
if (e.checked)
{
var a = document.getElementsByName(e.name);
all.checked = true;
for (var i=0; i{
if (!a[i].checked){ all.checked = false; break;}
}
}
else all.checked = false;
}


3.8 文g上传q程中判断文件类?/p>


-------------------------------------------------------------------------------------
Q.w䆾证严格验证:(x)

Q.验证QP地址

function isip(s){
var check=function(v){try{return (v<=255 && v>=0)}catch(x){return false}};
var re=s.split(".")
return (re.length==4)?(check(re[0]) && check(re[1]) && check(re[2]) && check(re[3])):false
}

var s="202.197.78.129";
alert(isip(s))

Q.加sp1后还能用的无Ҏ(gu)H口Q!


/*--- Special Thanks For andot ---*/

/*
This following code are designed and writen by Windy_sk
You can use it freely, but u must held all the copyright items!
/

/- Thanks For andot Again ---*/

var CW_width = 400;
var CW_height = 300;
var CW_top = 100;
var CW_left = 100;
var CW_url = "/";
var New_CW = window.createPopup();
var CW_Body = New_CW.document.body;
var content = "";
var CSStext = "margin:1px;color:black; border:2px outset;border-style:expression(onmouseout=onmouseup=function(){this.style.borderStyle='outset'}, onmousedown=function(){if(event.button!=2)this.style.borderStyle='inset'});background-color:buttonface;width:16px;height:14px;font-size:12px;line-height:11px;cursor:Default;";

//Build Window
include.startDownload(CW_url, function(source){content=source});

function insert_content(){
var temp = "";
CW_Body.style.overflow = "hidden";
CW_Body.style.backgroundColor = "white";
CW_Body.style.border = "solid black 1px";
content = content.replace(/]*)>/g,"");
temp += "";
temp += "";
temp += "Chromeless Window For IE6 SP1";
temp += "";
temp += "?";
temp += "0";
temp += "1";
temp += "x";
temp += "";
temp += "";
temp += content;
temp += "

";
temp += "";
CW_Body.innerHTML = temp;
}

setTimeout("insert_content()",1000);

var if_max = true;
function show_CW(){
window.moveTo(10000, 10000);
if(if_max){
New_CW.show(CW_top, CW_left, CW_width, CW_height);
if(typeof(New_CW.document.all.include)!="#ff0000"){
New_CW.document.all.include.style.width = CW_width;
New_CW.document.all.Max.innerText = "1";
}

}else{
New_CW.show(0, 0, screen.width, screen.height);
New_CW.document.all.include.style.width = screen.width;
}
}

window.onfocus = show_CW;
window.onresize = show_CW;

// Move Window
var drag_x,drag_y,draging=false

function drag_move(e){
if (draging){
New_CW.show(e.screenX-drag_x, e.screenY-drag_y, CW_width, CW_height);
return false;
}
}

function drag_down(e){
if(e.button==2)return;
if(New_CW.document.body.offsetWidth==screen.width && New_CW.document.body.offsetHeight==screen.height)return;
drag_x=e.clientX;
drag_y=e.clientY;
draging=true;
e.srcElement.setCapture();
}

function drag_up(e){
draging=false;
e.srcElement.releaseCapture();
if(New_CW.document.body.offsetWidth==screen.width && New_CW.document.body.offsetHeight==screen.height) return;
CW_top = e.screenX-drag_x;
CW_left = e.screenY-drag_y;
}


 
?sh)话L(fng)的验?/p>

要求Q?br />(1)?sh)话L(fng)由数字?("?)"?-"构成
(2)?sh)话L(fng)???br />(3)如果?sh)话L(fng)中包含有区号Q那么区号ؓ(f)三位或四?br />(4)区号?("?)"?-"和其他部分隔开
(5)Ud?sh)话L(fng)?1?2位,如果?2?那么W一位ؓ(f)0
(6)11位移动电(sh)话号码的W一位和W二位ؓ(f)"13"
(7)12位移动电(sh)话号码的W二位和W三位ؓ(f)"13"
Ҏ(gu)q几条规则,可以与出以下正则表达式:(x)
(^[0-9]{3,4}\-[0-9]{3,8}$)|(^[0-9]{3,8}$)|(^\([0-9]{3,4}\)[0-9]{3,8}$)|(^0{0,1}13[0-9]{9}$)

function PhoneCheck(s) {
var str=s;
var reg=/(^[0-9]{3,4}\-[0-9]{3,8}$)|(^[0-9]{3,8}$)|(^\([0-9]{3,4}\)[0-9]{3,8}$)|(^0{0,1}13[0-9]{9}$)/
alert(reg.test(str));
}

--------------------------------------------------------------------------------------


---------------------------------------------------------------------------------

//(g)验法Z?br />function isCorporationCode(s){
var patrn=/^(\d){15}$/;
if (!patrn.exec(s)) return false
return true
}

//校验d名:(x)只能输入5-20个以字母开头、可带数字、“_”、?”的字串
function isRegisterUserName(s)
{
var patrn=/^[a-zA-Z]{1}([a-zA-Z0-9._]){4,19}$/;
if (!patrn.exec(s)) return false
return true
}
//校验用户姓名Q只能输?-30个以字母开头的字串
function isTrueName(s)
{
var patrn=/^[^`~!@#$%^&*()+-=|\\\[\]\{\}:;\'\,.<>/? 0-9]{2,19}$/;
if (!patrn.exec(s)) return false
return true
}

//校验密码Q只能输?-15个字母、数?br />function isPasswd(s)
{
var patrn=/^[a-zA-Z0-9]{6,15}$/;
if (!patrn.exec(s)) return false
return true
}

//(g)验体?br />function isAvoirdupois(s)
{
var patrn=/^[1-9]{1}[0-9]{0,2}$/;
var patrn2=/^[1-9]{1}$/;
var intPart=s.indexOf('.');
var decPart=s.lastIndexOf('.');
if (intPart==-1 && patrn.exec(s) && eval(s)>=2 && eval(s)<=200) return true
if (intPart!=decPart || intPart==0 || intPart+2!=s.length) return false
if (!patrn.exec(s.substring(0,intPart)) || !patrn2.exec(s.substring(decPart+1))) return false
if (eval(s)<2 || eval(s)>200) return false
return true
}

//校验普通电(sh)话、传真号码:(x)可以?”开_(d)除数字外Q可含有??br />function isTel(s)
{
var patrn=/^[+]{0,1}(\d){1,3}[ ]?([-]?((\d)|[ ]){1,12})+$/;
if (!patrn.exec(s)) return false
return true
}

//校验手机L(fng)Q必M数字开_(d)除数字外Q可含有??br />function isMobile(s)
{
var patrn=/^[+]{0,1}(\d){1,3}[ ]?([-]?((\d)|[ ]){1,12})+$/;
if (!patrn.exec(s)) return false
return true
}

//校验地区代码
function isAreaCode(s)
{
var patrn=/^(\d){6}$/;
if (!patrn.exec(s)) return false
return true
}

//校验邮政~码
function isPostalCode(s)
{
var patrn=/^[1-9]{1}(\d){5}$/;
if (!patrn.exec(s)) return false
return true
}

//校验搜烦(ch)关键?br />function isSearch(s)
{
var patrn=/^[^`~!@#$%^&*()+=|\\\[\]\{\}:;\'\,.<>/? ]{1}[^`~!@$%^&()+=|\\\[\]\{\}:;\'\,.<>?]{0,19}$/;
if (!patrn.exec(s)) return false
return true
}

//校验是否为ip地址
function isIP(s)
{
var patrn=/^[0-9.]{1,20}$/;
if (!patrn.exec(s)) return false
return true
}

//(g)验页码是否正?br />function isPage(s)
{
var patrn=/^[1-9]{1}[0-9]{0,2}$/;
if (!patrn.exec(s)) return false
return true
}

//表单输入值错误提C?br />function vErr(o,s){
alert(s);
if (o) o.focus();
return false;
}

//判断单?br />function chkRadio(o){
for (i=0;iif (o[i].checked) return true;
}
return false;
}
//====================================表单c?===============================
// 文g上传q程中判断文件类?br />/*

/

//表单的g能ؓ(f)I?br />function isNull(elem){
//var pattern=/^\s+|\s+$/;
if(elem.replace(/(^\s+|\s$)/g, "")==""){
return false;
}else{
return true;
}
}
//不能过imax字符
function imax(elem){
if(elem.length>imax){
return false;
}else{
return true;
}
}
//不能于imix字符
function imix(elem){
if(elem.lengthreturn false;
}else{
return true;
}
}
//输入Z文判?br />function isChinese(elem){
var pattern=/[^\x00-\xff]/g;
if(pattern.test(elem)){
//包含中文
return false;
}else{
//不包含中?br />return true;
}
}

/ *********************************************************************************************************************

.cMenu {
FILTER: alpha(opacity=0);BACKGROUND-COLOR: #D6D3CE;BORDER-BOTTOM: #666666 2px solid; BORDER-LEFT: #E4E4E4 2px solid; BORDER-RIGHT: #666666 2px solid; BORDER-TOP: #E4E4E4 2px solid; COLOR: #000000; CURSOR: default; FONT-SIZE: 9pt; color:#000000;FONT-WEIGHT: normal; LINE-HEIGHT: 20px; POSITION: absolute; VISIBILITY: hidden; WIDTH: 110px
}
.menuitems {
font-size:9pt;
MARGIN: 2px;
PADDING-BOTTOM: 0px;
PADDING-LEFT: 15px;
PADDING-RIGHT: 3px;
PADDING-TOP: 0px;
}

<!--[if IE]>
onmouseover=highlightie5()>

?sh)话L(fng)的验?/p>

要求Q?br />(1)?sh)话L(fng)由数字?("?)"?-"构成
(2)?sh)话L(fng)???br />(3)如果?sh)话L(fng)中包含有区号Q那么区号ؓ(f)三位或四?br />(4)区号?("?)"?-"和其他部分隔开
(5)Ud?sh)话L(fng)?1?2位,如果?2?那么W一位ؓ(f)0
(6)11位移动电(sh)话号码的W一位和W二位ؓ(f)"13"
(7)12位移动电(sh)话号码的W二位和W三位ؓ(f)"13"
Ҏ(gu)q几条规则,可以与出以下正则表达式:(x)
(^[0-9]{3,4}\-[0-9]{3,8}$)|(^[0-9]{3,8}$)|(^\([0-9]{3,4}\)[0-9]{3,8}$)|(^0{0,1}13[0-9]{9}$)


<script language="javascript">
function PhoneCheck(s) {
var str=s;
var reg=/(^[0-9]{3,4}\-[0-9]{3,8}$)|(^[0-9]{3,8}$)|(^\([0-9]{3,4}\)[0-9]{3,8}$)|(^0{0,1}13[0-9]{9}$)/
alert(reg.test(str));
}
</script>
<input type=text name="iphone">
<input type=button onclick="PhoneCheck(document.all.iphone.value)" value="Check">
----------------------------------------------------------------------------------------

<%
'********************************************
'函数功能Q正则表辑ּ校验
'参数patrnQ要校验的类?br />' "User" - 用户?br />' "Truename" - 英文姓名
' "Passwd" - 密码
' "Tel" - ?sh)?传真
' "Mobil" - 手机
' "Date" - 日期Q格式:(x)yyyy-mm-ddQ?br />' "Email" - ?sh)子邮g
' "Postalcode" - 邮政~码
' "Search" - 搜烦(ch)关键?br />' "Int" - 整数
'参数strngQ要校验的字?br />'q回|(x)校验l果Q正返回trueQ错误返回false
'********************************************
Function IsVerify(patrn,strng)
strng=Trim(strng)
Select Case patrn
Case "User" '用户?br />patrn="^[a-z]{1}([a-z0-9]|[._]){2,19}$"
Case "Truename" '英文姓名
patrn="^[a-zA-Z]{1,30}$"
Case "Passwd" '密码
patrn="^(\w){6,20}$"
Case "Tel" '?sh)?传真
patrn="^[+]{0,1}(\d){1,3}[ ]?([-]?((\d)|[ ]){1,12})+$"
Case "Mobil" '手机
patrn="^(\d)+[-]?(\d){6,12}$"
Case "Date" '日期Q格式:(x)yyyy-mm-ddQ?br />patrn="^[12]{1}(\d){3}[-][01]?(\d){1}[-][0123]?(\d){1}$"
Case "Email" '?sh)子邮g
patrn="^((\w)|[-]|[.])+@(((\w)|[-])+[.])+[a-z]{2,4}$"
Case "Postalcode" '邮政~码
patrn="^[a-z0-9 ]{3,12}$"
Case "Search" '搜烦(ch)关键?br />patrn="^[^`~!@#$%^&*()+=|\\\[\]\{\}:;\'\,.<>/?]{1}[^`~!@$%^&()+=|\\\[\]\{\}:;\'\,.<>?]{0,19}$"
Case "Int" '整数
patrn="^[1-9]{1}[0-9]{0,6}$"
Case "Array"
patrn="^[0-9]{1}([0-9]|[\,]){0,150}$"
End Select
Dim regEx
Dim Match
Set regEx = New RegExp
regEx.Pattern = patrn
regEx.IgnoreCase = True
regEx.Global = True
Matches = regEx.test(strng)
IsVerify = Matches
Set regEx = Nothing
End Function

'********************************************
'函数功能Q对输入框的Ҏ(gu)字串q行qo(h)保存
'参数strPassQ过滤前的字W串
'q回|(x)qo(h)后的字符?br />'********************************************
Function SQLencode(byVal strPass)
strPass = Replace(strPass, "&", "&")
strPass = Replace(strPass, "<", "<")
strPass = Replace(strPass, ">", ">")
strPass = Replace(strPass, """", """)
strPass = Replace(strPass, "'", "'")
strPass = Replace(strPass, " ", " ")
strPass = Replace(strPass,chr(13)&chr(10),"<br/>")
SQLencode = strPass
End Function

'********************************************
'函数功能Q对SQLencode函数qo(h)后的字符串进行还?br />'参数strPassQ经q过滤后的字W串
'q回|(x)q原的过滤前的字W串
'********************************************
Function SQLdecode(byVal strPass)
If Not isNull(strPass) Then
strPass = Replace(strPass, "<", "<")
strPass = Replace(strPass, ">", ">")
strPass = Replace(strPass, ""","""" )
strPass = Replace(strPass, "'","'" )
strPass = Replace(strPass,"<br/>",chr(13)&chr(10))
End If
SQLdecode = strPass
End Function

'********************************************
'函数功能Q生成随机密码(字符为数字与大小写字母集合)(j)
'参数l(f)engthQ密码长?br />'q回|(x)随机密码
'********************************************
Function random(length)
Dim n,str
rnds=""
Randomize
For i=1 To length
n=Int(75*Rnd+48)
If (n>57 and n<65) Or (n>90 and n<97) Then
i=i-1
Else
rnds=rnds&Chr(n)
End If
Next
random=rnds
End Function

'********************************************
'函数功能Q对密码q行加密/解密Q最大长度ؓ(f)15位)(j)
'********************************************
Function Encrypt(preString)
Dim pwds,s
pwds=""
s=Left(preString,15)
For i=1 To Len(s)
seed=170-Asc(Mid(s,i,1))-i
pwds=pwds & Chr(seed)
Next
Encrypt=pwds
End Function

'********************************************
'函数功能Q格式化当前旉字串
'参数Q无
'q回|(x)q回当前旉的纯数字字符串方式的表示Q例如:(x)当前旉2001-10-3 2:34:6Q返回字W串"20011003023406"Q?br />'********************************************
Function TheDate()
y=year(date())
m=month(date())
d=day(date())
h=Hour(time())
n=Minute(time())
s=Second(time())
If Len(m)=1 Then m="0"&m
If Len(d)=1 Then d="0"&d
If Len(h)=1 Then h="0"&h
If Len(n)=1 Then n="0"&n
If Len(s)=1 Then s="0"&s
thedate=y&m&d&h&n&s
End Function

'********************************************
'函数功能Q返回字W串的长?br />'参数Q字W串
'q回|(x)字符串长?br />'********************************************
Function strLen(str)
dim p_len
p_len=0
strlen=0
if trim(str)<>"" then
p_len=len(trim(str))
for xx=1 to p_len
if asc(mid(str,xx,1))<0 then
strlen=int(strlen) + 2
else
strlen=int(strlen) + 1
end if
next
end if
End Function

'********************************************
'函数功能Q发送邮仉知
'参数Q字W串
'q回|(x)成功/p|
'********************************************
Function SendMail(ToAddress, Subject, Body)
On Error Resume Next
Set objMail = Server.CreateObject("JMail.Message")
objMail.From = ADR_Email
objMail.FromName = "ADR理中心(j)"
objMail.Subject = Subject
objMail.AddRecipient ToAddress
objMail.Body = Body
If objMail.Send("") Then
SendMail = True
Else
SendMail = False
End If
If Err.Number<> 0 Then SendMail = False
Set objMail = Nothing
On Error Goto 0
End Function
%>
-----------------------------------------------------------------------------------

//(g)验法Z?br />function isCorporationCode(s){
var patrn=/^(\d){15}$/;
if (!patrn.exec(s)) return false
return true
}

//校验d名:(x)只能输入5-20个以字母开头、可带数字、“_”、?”的字串
function isRegisterUserName(s)
{
var patrn=/^[a-zA-Z]{1}([a-zA-Z0-9._]){4,19}$/;
if (!patrn.exec(s)) return false
return true
}
//校验用户姓名Q只能输?-30个以字母开头的字串
function isTrueName(s)
{
var patrn=/^[^`~!@#$%^&*()+-=|\\\[\]\{\}:;\'\,.<>/? 0-9]{2,19}$/;
if (!patrn.exec(s)) return false
return true
}

//校验密码Q只能输?-15个字母、数?br />function isPasswd(s)
{
var patrn=/^[a-zA-Z0-9]{6,15}$/;
if (!patrn.exec(s)) return false
return true
}

//(g)验体?br />function isAvoirdupois(s)
{
var patrn=/^[1-9]{1}[0-9]{0,2}$/;
var patrn2=/^[1-9]{1}$/;
var intPart=s.indexOf('.');
var decPart=s.lastIndexOf('.');
if (intPart==-1 && patrn.exec(s) && eval(s)>=2 && eval(s)<=200) return true
if (intPart!=decPart || intPart==0 || intPart+2!=s.length) return false
if (!patrn.exec(s.substring(0,intPart)) || !patrn2.exec(s.substring(decPart+1))) return false
if (eval(s)<2 || eval(s)>200) return false
return true
}

//校验普通电(sh)话、传真号码:(x)可以?”开_(d)除数字外Q可含有??br />function isTel(s)
{
var patrn=/^[+]{0,1}(\d){1,3}[ ]?([-]?((\d)|[ ]){1,12})+$/;
if (!patrn.exec(s)) return false
return true
}

//校验手机L(fng)Q必M数字开_(d)除数字外Q可含有??br />function isMobile(s)
{
var patrn=/^[+]{0,1}(\d){1,3}[ ]?([-]?((\d)|[ ]){1,12})+$/;
if (!patrn.exec(s)) return false
return true
}

//校验地区代码
function isAreaCode(s)
{
var patrn=/^(\d){6}$/;
if (!patrn.exec(s)) return false
return true
}

//校验邮政~码
function isPostalCode(s)
{
var patrn=/^[1-9]{1}(\d){5}$/;
if (!patrn.exec(s)) return false
return true
}

//校验搜烦(ch)关键?br />function isSearch(s)
{
var patrn=/^[^`~!@#$%^&*()+=|\\\[\]\{\}:;\'\,.<>/? ]{1}[^`~!@$%^&()+=|\\\[\]\{\}:;\'\,.<>?]{0,19}$/;
if (!patrn.exec(s)) return false
return true
}

//校验是否为ip地址
function isIP(s)
{
var patrn=/^[0-9.]{1,20}$/;
if (!patrn.exec(s)) return false
return true
}

//(g)验页码是否正?br />function isPage(s)
{
var patrn=/^[1-9]{1}[0-9]{0,2}$/;
if (!patrn.exec(s)) return false
return true
}

//表单输入值错误提C?br />function vErr(o,s){
alert(s);
if (o) o.focus();
return false;
}

//判断单?br />function chkRadio(o){
for (i=0;i<o.length;i++){
if (o[i].checked) return true;
}
return false;
}

ref:http://www.tkk7.com/hadeslee/archive/2007/11/24/161778.html

Tiger1102 2008-10-30 11:13 发表评论
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eclipse插g配置http://www.tkk7.com/guoyongfei/archive/2008/10/29/237398.htmlTiger1102Tiger1102Wed, 29 Oct 2008 08:19:00 GMThttp://www.tkk7.com/guoyongfei/archive/2008/10/29/237398.htmlhttp://www.tkk7.com/guoyongfei/comments/237398.htmlhttp://www.tkk7.com/guoyongfei/archive/2008/10/29/237398.html#Feedback0http://www.tkk7.com/guoyongfei/comments/commentRss/237398.htmlhttp://www.tkk7.com/guoyongfei/services/trackbacks/237398.html
eclipse插g的配|方法有好几U?一U是通过菜单安装,一U是直接包拷到相应目录?但这两种Ҏ(gu)Ҏ(gu)件管理都不太方便,比如某个不用?jin)想L,如果旉长了(jin)可能造成很多冗余,所以我选择配置插g,Ҏ(gu)如下:
1.下蝲相应插g,q里以svnZ,插g必须攑֜一个名为eclipse的目录下,然后外层再徏相应的目??
   D:\plug-in\svn\eclipse\插g?
2.在eclipse\links目录中新Z个文?可以有多U格?q里Z(jin)易于理解查找,建立相应名称的文件svn.link,在文件中输入插g包\??path=D:/plug-in/svn.
q样重启eclipse可以应用该插g?如果重启后没有发现该插g,则eclipse有可能没有更?在eclipse快捷方式上右?-属?-快捷方式标签的目标中增加 I格-clean,?D:\eclipse\eclipse.exe -clean,q样O(jin)K?

Tiger1102 2008-10-29 16:19 发表评论
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Linux和mysql常用命o(h)http://www.tkk7.com/guoyongfei/archive/2008/10/24/236442.htmlTiger1102Tiger1102Fri, 24 Oct 2008 08:37:00 GMThttp://www.tkk7.com/guoyongfei/archive/2008/10/24/236442.htmlhttp://www.tkk7.com/guoyongfei/comments/236442.htmlhttp://www.tkk7.com/guoyongfei/archive/2008/10/24/236442.html#Feedback0http://www.tkk7.com/guoyongfei/comments/commentRss/236442.htmlhttp://www.tkk7.com/guoyongfei/services/trackbacks/236442.html
Linux常用命o(h):
1.查找文g: find -name filename
2.查看q程:
   netstat –tln //查看服务监听端口
   netstat //查看q程?br />   netstat -a
   ps –aux //查看q程?br />   ps –aux | more //全部查看
   ps –ef | grep mysql //查看mysql的进E?br />   kill -9 3306 //强制杀掉进E号3306

mysql常用命o(h):
1.查看mysql的参数? mysqladmin -u root -p variables
2.二q制日志文g转换成sql语句:
./mysqlbinlog -d dbname /usr/local/mysql/var/mysql-bin.000001 >  /usr/statements_db.sql
3.mysql命o(h)导出数据?>)Qmysqldump -u root -p digsm>d:/digsm.sql
4.mysql命o(h)导入数据?<)Qmysql -u root -p digsm<d:/digsm.sql

先记q么?在以后我?x)不断增加?


Tiger1102 2008-10-24 16:37 发表评论
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q就是传说中的幸?..http://www.tkk7.com/guoyongfei/archive/2008/10/20/235411.htmlTiger1102Tiger1102Mon, 20 Oct 2008 03:25:00 GMThttp://www.tkk7.com/guoyongfei/archive/2008/10/20/235411.htmlhttp://www.tkk7.com/guoyongfei/comments/235411.htmlhttp://www.tkk7.com/guoyongfei/archive/2008/10/20/235411.html#Feedback0http://www.tkk7.com/guoyongfei/comments/commentRss/235411.htmlhttp://www.tkk7.com/guoyongfei/services/trackbacks/235411.html生活的压?/font>太大Q工作,家庭Q?/font>金钱Q甚?/font>爱情Q本来该是生zȝ快乐所在,却变成了(jin)背上的枷锁?/font>?fn)?/font>面无表情的生z,?fn)惯让自q?j)很很。甚臛_C(jin)q个世界上还有一U东西叫q福。其实,q福很简单,如果你不那么匆匆Q如果你用爱的目光,如果你有_?/font>宽容Q幸真的离我们很近…?/font>

W一张:(x)爱情

十张叫做q福的照? src=

沉醉于爱情中的h是幸的?br />镉K?/font>人生之\Q有你的陪伴Q扶持,_?jin)…?/font>

W二张:(x)依旧是爱?/font>

情感Q故? src=

有h说爱情是一杯茶Q?/font>一久就淡了(jin)?br />我说爱情更像是一个煲Q时间越长越有滋…?/font>

W三张:(x)母爱

十张叫做q福的照? src=

如果整个世界都抛弃了(jin)你,臛_q有母亲不会(x)攑ּ你?br />q记得儿时母亲的怀抱就是我最的天堂…?/font>

W四张:(x)U真

人生

q样的笑Q这L(fng)q福Q只?/font>孩子才有…?/font>

W五张:(x)希望

十张叫做q福的照? src=

长辈无微不至的关?br />只是希望下一代或者几代能够“过得比我好Q?/font>

W六张:(x)分n

十张叫做q福的照? src=

地域不同Q?br />宗教信Ԓ不同
但是同一片蓝天下
有很多东西,是大家一直在׃n?br />比如Q空气:(x)Q?/font>

W七张:(x)自然

十张叫做q福的照? src=

看到q张照片Q我有一U?/font>莫名的感?/font>Q想起小的时候淋雨的情景…?/font>

W八张:(x)野花

十张叫做q福的照? src=

是的Q幸就是一朵野花,用自q生命展示Q这是q福?jin)…?/font>

W九(ji)张:(x)求知

十张叫做q福的照? src=

q是一张老照片,初看的时?/font>感觉?j)酸Q逐渐的,发现?jin)求知的力量Q?br />破旧的教室,打满布丁的I却掩盖不?jin)?j)中对知识的(f)望,
比v那些一坐进教室头疼的城里孩子来讲Q他是q福的?/font>

W十张:(x)孩子

散文ƣ赏

他们是落入凡间的_Q那W是可以让h忘记?ch)恼的…?/font>

 

ref:http://www.duwenzhang.com/wenzhang/shenghuosuibi/shenghuoganwu/20080913/18229.html



Tiger1102 2008-10-20 11:25 发表评论
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linux查看q程http://www.tkk7.com/guoyongfei/archive/2008/10/20/235391.htmlTiger1102Tiger1102Mon, 20 Oct 2008 01:52:00 GMThttp://www.tkk7.com/guoyongfei/archive/2008/10/20/235391.htmlhttp://www.tkk7.com/guoyongfei/comments/235391.htmlhttp://www.tkk7.com/guoyongfei/archive/2008/10/20/235391.html#Feedback0http://www.tkk7.com/guoyongfei/comments/commentRss/235391.htmlhttp://www.tkk7.com/guoyongfei/services/trackbacks/235391.htmlnetstat //查看q程?br />ps –aux //查看q程?br />ps –aux | more //全部查看
ps –ef | grep mysql //查看mysql的进E?br />kill -9 3306 //强制杀掉进E号3306

Tiger1102 2008-10-20 09:52 发表评论
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mysql命o(h)导入导出数据库语?/title><link>http://www.tkk7.com/guoyongfei/archive/2008/09/22/230441.html</link><dc:creator>Tiger1102</dc:creator><author>Tiger1102</author><pubDate>Mon, 22 Sep 2008 07:59:00 GMT</pubDate><guid>http://www.tkk7.com/guoyongfei/archive/2008/09/22/230441.html</guid><wfw:comment>http://www.tkk7.com/guoyongfei/comments/230441.html</wfw:comment><comments>http://www.tkk7.com/guoyongfei/archive/2008/09/22/230441.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/guoyongfei/comments/commentRss/230441.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/guoyongfei/services/trackbacks/230441.html</trackback:ping><description><![CDATA[一、mysql命o(h)导出数据?>)Qmysqldump -u root -p dbname>d:/db.sql<br />二、mysql命o(h)导入数据?<)Qmysql -u root -p dbname<d:/db.sql<img src ="http://www.tkk7.com/guoyongfei/aggbug/230441.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/guoyongfei/" target="_blank">Tiger1102</a> 2008-09-22 15:59 <a href="http://www.tkk7.com/guoyongfei/archive/2008/09/22/230441.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>linux和windows下添加文件\径的区?/title><link>http://www.tkk7.com/guoyongfei/archive/2008/09/22/230358.html</link><dc:creator>Tiger1102</dc:creator><author>Tiger1102</author><pubDate>Mon, 22 Sep 2008 02:26:00 GMT</pubDate><guid>http://www.tkk7.com/guoyongfei/archive/2008/09/22/230358.html</guid><wfw:comment>http://www.tkk7.com/guoyongfei/comments/230358.html</wfw:comment><comments>http://www.tkk7.com/guoyongfei/archive/2008/09/22/230358.html#Feedback</comments><slash:comments>4</slash:comments><wfw:commentRss>http://www.tkk7.com/guoyongfei/comments/commentRss/230358.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/guoyongfei/services/trackbacks/230358.html</trackback:ping><description><![CDATA[ <p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"> <span lang="EN-US">最q发C个windows和linux下的区?<br />linux</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">下如果在应用名称后面加自q文g路径的话,要{</span> <span lang="EN-US">"\\"</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">"/"</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">Q因?/span> <span lang="EN-US">linux</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> <span lang="EN-US">"\\"</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">昄的是</span> <span lang="EN-US">"webapps/appname\filepath"</span> <span style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">?/span> </p> <img src ="http://www.tkk7.com/guoyongfei/aggbug/230358.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/guoyongfei/" target="_blank">Tiger1102</a> 2008-09-22 10:26 <a href="http://www.tkk7.com/guoyongfei/archive/2008/09/22/230358.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>?MySQL数据入库时特D字W处?/title><link>http://www.tkk7.com/guoyongfei/archive/2008/08/22/223748.html</link><dc:creator>Tiger1102</dc:creator><author>Tiger1102</author><pubDate>Fri, 22 Aug 2008 07:22:00 GMT</pubDate><guid>http://www.tkk7.com/guoyongfei/archive/2008/08/22/223748.html</guid><wfw:comment>http://www.tkk7.com/guoyongfei/comments/223748.html</wfw:comment><comments>http://www.tkk7.com/guoyongfei/archive/2008/08/22/223748.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/guoyongfei/comments/commentRss/223748.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/guoyongfei/services/trackbacks/223748.html</trackback:ping><description><![CDATA[ <p>在一个字W串中,如果某个序列hҎ(gu)的含义,每个序列以反斜线W号 (<samp><font color="#000080">“\?/font></samp>)开_(d)UCؓ(f)<em>转义字符</em>?MySQL 识别下列转义字符Q?</p> <dl compact=""> <dt> <code> <font color="#800080">\0</font> </code> </dt> <dd> <a name="IDX944"> </a> <a name="IDX945"> </a>一?ASCII 0 (<code><font color="#800080">NUL</font></code>) 字符?<a name="IDX946"></a><a name="IDX947"></a></dd> <dt> <code> <font color="#800080">\'</font> </code> </dt> <dd>一?ASCII 39 单引?(<samp><font color="#000080">??/font></samp>) 字符?<a name="IDX948"></a><a name="IDX949"></a></dd> <dt> <code> <font color="#800080">\"</font> </code> </dt> <dd>一?ASCII 34 双引?(<samp><font color="#000080">??/font></samp>) 字符?<a name="IDX950"></a><a name="IDX951"></a></dd> <dt> <code> <font color="#800080">\b</font> </code> </dt> <dd>一?ASCII 8 退格符?<a name="IDX952"></a><a name="IDX953"></a></dd> <dt> <code> <font color="#800080">\n</font> </code> </dt> <dd>一?ASCII 10 换行W?<a name="IDX954"></a><a name="IDX955"></a><a name="IDX956"></a></dd> <dt> <code> <font color="#800080">\r</font> </code> </dt> <dd>一?ASCII 13 回RW?<a name="IDX957"></a><a name="IDX958"></a></dd> <dt> <code> <font color="#800080">\t</font> </code> </dt> <dd>一?ASCII 9 制表W?<code><font color="#800080">TAB</font></code>)?<a name="IDX959"></a><a name="IDX960"></a></dd> <dt> <code> <font color="#800080">\z</font> </code> </dt> <dd>ASCII(26) (Control-Z)。这个字W可以处理在 Windows pȝ?ASCII(26) 代表一个文件的l束的问题?当?<code><font color="#800080">mysql database < filename</font></code> ?ASCII(26) 可能?x)引起问题生? <a name="IDX961"></a><a name="IDX962"></a></dd> <dt> <code> <font color="#800080">\\</font> </code> </dt> <dd>一?ASCII 92 反斜U?(<samp><font color="#000080">“\?/font></samp>) 字符?<a name="IDX963"></a><a name="IDX964"></a></dd> <dt> <code> <font color="#800080">\%</font> </code> </dt> <dd>一?ASCII 37 <samp><font color="#000080">??/font></samp> 字符。它用于在正文中搜烦(ch)<samp><font color="#000080">??/font></samp>的文字实例,否则q里<samp><font color="#000080">??/font></samp>解释ؓ(f)一个通配W?<a name="IDX965"></a><a name="IDX966"></a></dd> <dt> <code> <font color="#800080">\_</font> </code> </dt> <dd>一?ASCII 95 <samp><font color="#000080">“_?/font></samp> 字符。它用于在正文中搜烦(ch)<samp><font color="#000080">“_?/font></samp>的文字实例,否则q里<samp><font color="#000080">“_?/font></samp>解释ؓ(f)一个通配W?</dd> </dl> <p>注意如果在某些正文环境内使用 <samp><font color="#000080">“\%?/font></samp> ?<samp><font color="#000080">“\_?/font></samp>Q将q回字符?<samp><font color="#000080">“\%?/font></samp> ?<samp><font color="#000080">“\_?/font></samp> 而不?<samp><font color="#000080">??/font></samp> ?<samp><font color="#000080">“_?/font></samp>?/p> <p> <a name="IDX967"> </a>字符串中包含引号的可以有下列几种写法Q?/p> <ul> <li>一个字W串用单引号<samp><font color="#000080">??/font></samp>来引用的Q该字符串中的单引号<samp><font color="#000080">??/font></samp>字符可以?samp><font color="#000080">?'?/font></samp>方式转义? </li> <li>一个字W串用双引号<samp><font color="#000080">??/font></samp>来引用的Q该字符串中?samp><font color="#000080">??/font></samp>字符可以?samp><font color="#000080">?"?/font></samp>方式转义? </li> <li>你也可以l箋使用在引号前加一个{义字W?samp><font color="#000080">“\?/font></samp>来{义的方式? </li> <li>一个字W串用双引号<samp><font color="#000080">??/font></samp>来引用的Q该字符串中的单引号<samp><font color="#000080">??/font></samp>不需要特D对待而且不必被重复或转义。同理,一个字W串用单引号<samp><font color="#000080">??/font></samp>来引用的Q该字符串中的双引号<samp><font color="#000080">??/font></samp>不需要特D对待而且不必被重复或转义?</li> </ul> <p>下面昄?<code><font color="#800080">SELECT</font></code> 演示引号和{义是如何工作Q?</p> <pre>mysql> SELECT 'hello', '"hello"', '""hello""', 'hel''lo', '\'hello';</pre> <pre>+-------+---------+-----------+--------+--------+</pre> <pre>| hello | "hello" | ""hello"" | hel'lo | 'hello |</pre> <pre>+-------+---------+-----------+--------+--------+</pre> <pre>mysql> SELECT "hello", "'hello'", "''hello''", "hel""lo", "\"hello";</pre> <pre>+-------+---------+-----------+--------+--------+</pre> <pre>| hello | 'hello' | ''hello'' | hel"lo | "hello |</pre> <pre>+-------+---------+-----------+--------+--------+</pre> <pre>mysql> SELECT "This\nIs\nFour\nlines";</pre> <pre>+--------------------+</pre> <pre>| This</pre> <pre>Is</pre> <pre>Four</pre> <pre>lines |</pre> <pre>+--------------------+ </pre> <p> </p> <p>如果你想要把二进制数据插入到一个字W类型的字段?例如<code><font color="#800080">BLOB</font></code>)Q下列字W必ȝ转义序列表示Q?</p> <dl compact=""> <dt> <code> <font color="#800080">NUL</font> </code> </dt> <dd>ASCII 0Q你应该?<samp><font color="#000080">“\0?/font></samp>Q一个反斜线和一个ASCII <samp><font color="#000080">??/font></samp>字符Q表C它? </dd> <dt> <code> <font color="#800080">\</font> </code> </dt> <dd>ASCII 92Q反斜线。需要用 <samp><font color="#000080">“\\?/font></samp> 表示? </dd> <dt> <code> <font color="#800080">'</font> </code> </dt> <dd>ASCII 39Q单引号。需要用 <samp><font color="#000080">“\'?/font></samp> 表示? </dd> <dt> <code> <font color="#800080">"</font> </code> </dt> <dd>ASCII 34Q双引号。需要用 <samp><font color="#000080">“\"?/font></samp> 表示。? </dd> <dd> </dd> </dl> <p>你应该在M可能包含上述Ҏ(gu)字符的字W串中用{义函敎ͼ </p> <p>另外Q很?MySQL API 提供?jin)一些占位符处理能力,q允怽在查询语句中插入Ҏ(gu)标记Q然后在执行查询时对它们l定数据倹{这PAPI ?x)自动?f)你从数g转换它们?<br /><br />ref:<a title="原文" target="_blank">http://blog.csdn.net/orafox/archive/2006/10/06/1322853.aspx</a></p> <img src ="http://www.tkk7.com/guoyongfei/aggbug/223748.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/guoyongfei/" target="_blank">Tiger1102</a> 2008-08-22 15:22 <a href="http://www.tkk7.com/guoyongfei/archive/2008/08/22/223748.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>关于jdk5.0?.4?ResultSet ?getInt(int index)Ҏ(gu)区别http://www.tkk7.com/guoyongfei/archive/2008/08/01/219351.htmlTiger1102Tiger1102Fri, 01 Aug 2008 07:16:00 GMThttp://www.tkk7.com/guoyongfei/archive/2008/08/01/219351.htmlhttp://www.tkk7.com/guoyongfei/comments/219351.htmlhttp://www.tkk7.com/guoyongfei/archive/2008/08/01/219351.html#Feedback1http://www.tkk7.com/guoyongfei/comments/commentRss/219351.htmlhttp://www.tkk7.com/guoyongfei/services/trackbacks/219351.html 昨天发现用不同的jdk调用getIntҎ(gu),q回的结果竟然不一??.0的如果超qint的最大范?返回最大??.4+tomcat5.5.23补丁包竟然报?比较郁闷,应该是补丁包里处理方式和5.0不一样吧?我想1.4里面应该一?希望哪位知道的兄弟姐?叔叔阿姨l小的解释下...................



Tiger1102 2008-08-01 15:16 发表评论
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վ֩ģ壺 ɫ͵͵ۺAV| ҹ޾ƷС˵| Ůۺһ| ҹ޹ϼ| ޾ƷƬ| ĻѿӰ| 99ƷѾþþþþ| AVһ߹ۿ | þþ뾫Ʒպ | Ʒվ| 99ƷƵѹۿ| avƬѿ| þþþAvƬv| AV˾Ʒһ| òֻƵ| ѹ˸Ƶվ| 񼶵Ӱ| һAëƬѹۿþþƷ| ѹۿ| þ޹ӰԺվ| ɫʹۺ߹ۿ| 99鶹þþùƷ| Ʒ| ҹƵ| պƵѲ| Ƭ߹ۿ| ˳߹ۿ| Ƶ| Ƭ51Ʒѹۿ| ޹Ʒ˾þõӰ| þþƵ| AV˾þԭ | ؼAëƬѹۿ| 91ɫۺϾþ| ۺɫɫ| һëƬ߲ŷƵ | ۺƵ| AVպAV߳ר| aaҹѾ糡| ѹԺ߹ۿ| 츾һ|