锘??xml version="1.0" encoding="utf-8" standalone="yes"?>国产精品久久亚洲一区二区,亚洲AV永久无码区成人网站,亚洲一区二区三区日本久久九 http://www.tkk7.com/jinfei0627/zh-cn Mon, 12 May 2025 11:36:10 GMT Mon, 12 May 2025 11:36:10 GMT 60 hibernate鏂版墜姹傚姪錛侊紒 http://www.tkk7.com/jinfei0627/archive/2008/12/30/249038.htmlanyStar anyStar Mon, 29 Dec 2008 18:23:00 GMT http://www.tkk7.com/jinfei0627/archive/2008/12/30/249038.html http://www.tkk7.com/jinfei0627/comments/249038.html http://www.tkk7.com/jinfei0627/archive/2008/12/30/249038.html#Feedback 8 http://www.tkk7.com/jinfei0627/comments/commentRss/249038.html http://www.tkk7.com/jinfei0627/services/trackbacks/249038.html
02:03:12,171 WARN UserSuppliedConnectionProvider:23 - No connection properties specified - the user must supply JDBC connections
02:03:12,171 ERROR SchemaExport:202 - schema export unsuccessful
java.lang.UnsupportedOperationException: The user must supply a JDBC connection
at org.hibernate.connection.UserSuppliedConnectionProvider.getConnection(UserSuppliedConnectionProvider.java:30)
at org.hibernate.tool.hbm2ddl.ManagedProviderConnectionHelper.prepare(ManagedProviderConnectionHelper.java:28)
at org.hibernate.tool.hbm2ddl.SchemaExport.execute(SchemaExport.java:180)
at org.hibernate.tool.hbm2ddl.SchemaExport.create(SchemaExport.java:133)
at com.test.hibernate.ExportDB.main(ExportDB.java:15)
瑙嗛灝辮兘榪愯鎴愬姛錛屾垜鐨勫氨涓嶈錛屽緢鏄儊闂鳳紝
hibernate.cfg.xml閰嶇疆濡備笅錛?br />
<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
<session-factory>
<property name="hibernate.connection.url ">jdbc:mysql:///localhost/hibernate_first</property>
<property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>
<property name="hibernate.connection.username">root</property>
<property name="hibernate.connection.password">root</property>
<property name="hibernate.dialect">org.hibernate.dialect.MySQLDialect</property>
<mapping resource="com/test/hibernate/User.hbm.xml"/>
</session-factory>
</hibernate-configuration>
瀹炰綋綾籙ser鐨勬槧灝勬枃浠墮厤緗細
<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
<class name="com.test.hibernate.User">
<id name="id">
<generator class="uuid"/>
</id>
<property name="userName"/>
<property name="password"/>
<property name="createDate"/>
<property name="expireDate"/>
</class>
</hibernate-mapping>
涓嬮潰鏄繛鎺ユ暟鎹簱鐨勭被錛?br />
package com.test.hibernate;
import org.hibernate.cfg.Configuration;
import org.hibernate.tool.hbm2ddl.SchemaExport;
public class ExportDB {
public static void main(String[] args) {
Configuration cfg = new Configuration().configure();
SchemaExport export = new SchemaExport(cfg);
export.create(true, true);
}
}
甯屾湜璺繃楂樻墜涓嶅悵鎸囧涓涓嬶紝鎰熸縺涓嶅敖錛侊紒錛侊紒
]]> 涓轟粈涔堟垜鐨刴yeclipse娌℃湁鍒涘緩Hibernate Mapping File鐨勯夐」錛?/title> http://www.tkk7.com/jinfei0627/archive/2008/10/14/234308.htmlanyStar anyStar Tue, 14 Oct 2008 13:32:00 GMT http://www.tkk7.com/jinfei0627/archive/2008/10/14/234308.html http://www.tkk7.com/jinfei0627/comments/234308.html http://www.tkk7.com/jinfei0627/archive/2008/10/14/234308.html#Feedback 2 http://www.tkk7.com/jinfei0627/comments/commentRss/234308.html http://www.tkk7.com/jinfei0627/services/trackbacks/234308.html 濡傞錛屾垜瑁呯殑鏄?.5鐨?/p>
]]> jstl鐨勯厤緗?/title> http://www.tkk7.com/jinfei0627/archive/2008/09/18/229787.htmlanyStar anyStar Thu, 18 Sep 2008 12:30:00 GMT http://www.tkk7.com/jinfei0627/archive/2008/09/18/229787.html http://www.tkk7.com/jinfei0627/comments/229787.html http://www.tkk7.com/jinfei0627/archive/2008/09/18/229787.html#Feedback 3 http://www.tkk7.com/jinfei0627/comments/commentRss/229787.html http://www.tkk7.com/jinfei0627/services/trackbacks/229787.html 1.鍒?a >http://archive.apache.org/dist/jakarta/taglibs/standard/binaries/涓嬭澆浣犳墍闇鐨勭増鏈?br />
2.灝唈stl.jar鍜宻tandard.jar鎷瘋礉鍒癢EB-INF鐩綍涓嬬殑lib鏂囦歡閲?br />
3.鍦╓EB-INF鐩綍涓嬫柊寤轟竴涓猼lds鏂囦歡澶癸紝灝哻.tld鍜宑-rt.tld鑰冭繘鍘?br />
4.鍦╳eb.xml鏂囦歡閰嶇疆浣犳墍鐢ㄥ埌鐨勬爣絳懼涓嬶細
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5"
xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
<taglib>
<taglib-uri>http://java.sun.com/jstl/core</taglib-uri>
<taglib-location>/WEB-INF/tlds/c.tld</taglib-location>
</taglib>
<taglib>
<taglib-uri>http://java.sun.com/jstl/core-rt</taglib-uri>
<taglib-location>/WEB-INF/tlds/c-rt.tld</taglib-location>
</taglib>
........................
</web-app>
]]>閬嬭servlet鐐轟粈涔堢附鎻愮ず鎵句笉鍒版枃浠?/title> http://www.tkk7.com/jinfei0627/archive/2008/08/11/221348.htmlanyStar anyStar Mon, 11 Aug 2008 09:33:00 GMT http://www.tkk7.com/jinfei0627/archive/2008/08/11/221348.html http://www.tkk7.com/jinfei0627/comments/221348.html http://www.tkk7.com/jinfei0627/archive/2008/08/11/221348.html#Feedback 4 http://www.tkk7.com/jinfei0627/comments/commentRss/221348.html http://www.tkk7.com/jinfei0627/services/trackbacks/221348.html 鎴戝湪Tomcat涓枃浠惰礬寰戦厤緗涓嬶細webapps\servlet\WEB-INF\classes
鐩寗涓嬫湁涓鍊婽estServlet.class鏂囦歡
web.xml鏂囦歡閰嶇疆濡備笅錛?br />
<?xml version="1.0" encoding="ISO-8859-1"?>
<web-app xmlns="http://java.sun.com/xml/ns/j2ee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"
version="2.4">
<servlet>
<servlet-name>TestServlet</servlet-name>
<servlet-class>servlet. TestServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>TestServlet</servlet-name>
<url-pattern>/ TestServlet</url-pattern>
</servlet-mapping>
</web-app>
鏈漢鎰氭槯錛屾暣浜嗗皣榪戜竴鍊嬪皬鏅備粛鐒舵矑鎼炲畾錛屽笇鏈涢珮鎵嬪公鍔╀竴涓?br />
]]> 瀛︿範涓娉ㄦ剰鐨勭煡璇嗙偣鍙婃葷粨 http://www.tkk7.com/jinfei0627/archive/2008/08/07/220710.htmlanyStar anyStar Thu, 07 Aug 2008 08:45:00 GMT http://www.tkk7.com/jinfei0627/archive/2008/08/07/220710.html http://www.tkk7.com/jinfei0627/comments/220710.html http://www.tkk7.com/jinfei0627/archive/2008/08/07/220710.html#Feedback 0 http://www.tkk7.com/jinfei0627/comments/commentRss/220710.html http://www.tkk7.com/jinfei0627/services/trackbacks/220710.html
2.鎺屾彙JSP鍚勭瀵硅薄鍙婂叾鏂規硶
3.JSP瀵硅薄鎵鍏鋒湁鐨勭浉鍚岀殑鏂規硶錛屽強鍏剁敤娉曞尯鍒?br />
4.榪唬鍣ㄤ嬌鐢ㄧ殑娉ㄦ剰浜嬮」
1-- meta鍏跺疄鏄痟tml璇█head鍖虹殑涓涓緟鍔╂ф爣絳俱?br />
meta鏍囩鍏辨湁涓や釜灞炴э紝瀹冧滑鍒嗗埆鏄痟ttp-equiv灞炴у拰name灞炴э紝涓嶅悓鐨勫睘鎬у張鏈変笉鍚岀殑鍙傛暟鍊鹼紝榪欎簺涓嶅悓鐨勫弬鏁板煎氨瀹炵幇浜嗕笉鍚岀殑緗戦〉鍔熻兘銆?nbsp;
1銆乶ame灞炴?nbsp;
name灞炴т富瑕佺敤浜庢弿榪扮綉欏碉紝涓庝箣瀵瑰簲鐨勫睘鎬у間負content錛宑ontent涓殑鍐呭涓昏鏄究浜庢悳绱㈠紩鎿庢満鍣ㄤ漢鏌ユ壘淇℃伅鍜屽垎綾諱俊鎭敤鐨勩?銆銆
銆銆 2銆乭ttp-equiv灞炴?nbsp;
http-equiv欏懼悕鎬濅箟錛岀浉褰撲簬http鐨勬枃浠跺ご浣滅敤錛屽畠鍙互鍚戞祻瑙堝櫒浼犲洖涓浜涙湁鐢ㄧ殑淇℃伅錛屼互甯姪姝g‘鍜岀簿紜湴鏄劇ず緗戦〉鍐呭錛屼笌涔嬪搴旂殑灞炴у間負content錛宑ontent涓殑鍐呭鍏跺疄灝辨槸鍚勪釜鍙傛暟鐨勫彉閲忓箋?br />
2-- 涔濈瀵硅薄錛歳equest,response,out,seasion,pageContent,exception,application,config,page
3-- 寰呮暣鐞嗐傘?br />
4-- 鍦ㄥ0鏄庤凱浠e櫒涔嬪悗錛屽鍣ㄧ殑澶у皬鏄笉鑳藉啀鏀瑰彉鐨勶紝鍚﹀垯浼氬嚭閿欍傝鎯蟲敼鍙樺鍣ㄥぇ灝忥紝搴斿湪澹版槑Iterator瀵硅薄涔嬪墠銆?
]]> 瀛︿範涓亣鍒扮殑寰呰В闂 http://www.tkk7.com/jinfei0627/archive/2008/08/04/219981.htmlanyStar anyStar Mon, 04 Aug 2008 08:42:00 GMT http://www.tkk7.com/jinfei0627/archive/2008/08/04/219981.html http://www.tkk7.com/jinfei0627/comments/219981.html http://www.tkk7.com/jinfei0627/archive/2008/08/04/219981.html#Feedback 0 http://www.tkk7.com/jinfei0627/comments/commentRss/219981.html http://www.tkk7.com/jinfei0627/services/trackbacks/219981.html 1.Java bean涓璸roperty鍜宲aram鐨勭敤娉曘?br />
2 銆傛灇涓?br />
3 .MIME鏄粈涔堟剰鎬?br />
4 .asList錛堬級鏂規硶
5 .澧炲己FOF寰幆鐨勭敤娉?br />
6. HASH鍑芥暟鐨勭敤娉?br />
7 .StringTokenizer錛堬級鏂規硶鎻愬彇鍗曡瘝
8 銆侰ookie鐢ㄦ硶
9 銆備嬌鐢╮ole鍜岃繛鎺ユ暟鎹簱榪涜鐢ㄦ埛楠岃瘉鐨勫尯鍒?br />
娉細綰㈣壊搴忓彿浠h〃鏄垜寰呰В鍐抽棶棰橈紝緇胯壊鏍囧彿琛ㄧず宸茶В鍐籌紒甯屾湜鐭ラ亾鐨勫悇浣嶅ぇ鍝ュぇ濮愪滑澶氬甯姪鍦ㄤ笅銆傘?鎴戜細鎶婅嚜宸辨壘鍒扮殑絳旀鏇存柊鍒版枃绔犱笅闈紝甯屾湜瀵瑰拰鎴戜竴鏍鋒槸鏂版墜鐨勪漢鏈夋墍甯姪銆?br />
3.MIME綾誨瀷灝辨槸璁懼畾鏌愮鎵╁睍鍚嶇殑鏂囦歡鐢ㄤ竴縐嶅簲鐢ㄧ▼搴忔潵鎵撳紑鐨勬柟寮忕被鍨嬶紝褰撹鎵╁睍鍚嶆枃浠惰璁塊棶鐨勬椂鍊欙紝嫻忚鍣ㄤ細鑷姩浣跨敤鎸囧畾搴旂敤紼嬪簭鏉ユ墦寮銆傚鐢ㄤ簬鎸囧畾涓浜涘鎴風鑷畾涔夌殑鏂囦歡鍚嶏紝浠ュ強涓浜涘獟浣撴枃浠舵墦寮鏂瑰紡銆?
4.鍙互鐢ˋrrays.asList( )鏂規硶鎶婃暟緇勬敼閫犳垚List錛氬疄闄呬笂瀹冨彧鏄儴鍒嗗湴瀹炵幇浜咰ollection 鍜孡ist 鎺ュ彛銆傝皟鐢ㄥ叾瀹冩柟娉曚細寮曞彂涓涓猆nsupportedOperationException 寮傚父銆侫rrays.asList( )榪斿洖鐨勬槸涓涓敱鍥哄畾瀹歸噺鐨勬暟緇勬敮鎾戠殑List銆傚鏋滆鍒涘緩鏅氬鍣紝闅忔椂閮藉彲浠ユ妸Arrays.asList( )鐨勭粨鏋滃綋浣滄瀯閫犲嚱鏁扮殑鍙傛暟浼犵粰List 鎴朣et錛岃繖鏍峰氨鑳戒嬌鐢ㄥ畠鐨勫畬鏁存帴鍙d簡銆?
5.鍦↗DK 1.4涔嬪悗鎵嶅嚭鐜幫紝涓嶅緩璁嬌鐢紝浜嗚В灝辮銆?br />
]]> compareTo()鏂規硶鎵鎮?/title> http://www.tkk7.com/jinfei0627/archive/2008/08/02/219547.htmlanyStar anyStar Sat, 02 Aug 2008 03:55:00 GMT http://www.tkk7.com/jinfei0627/archive/2008/08/02/219547.html http://www.tkk7.com/jinfei0627/comments/219547.html http://www.tkk7.com/jinfei0627/archive/2008/08/02/219547.html#Feedback 0 http://www.tkk7.com/jinfei0627/comments/commentRss/219547.html http://www.tkk7.com/jinfei0627/services/trackbacks/219547.html
姣斿鎴戝畾涔?String s1 = "123";
String s2 = "32";
浠庣悊璁轟笂鏉ヨ錛?23鏄瘮32澶х殑錛屼絾鐢╟ompareTo鏂規硶寰楀埌鐨勭粨鏋滃嵈鐩稿弽銆傚湪緗戜笂鎵句簡涓鐣紝緇堜簬鏄庣櫧浜哻ompareTo鏂規硶姣旇緝鐨勬槸涓や釜瀛楃涓茬殑鍗曚釜瀛楃錛屼篃灝辨槸姣旇緝浜?1"鍜?3"鐨勫ぇ灝忥紝3澶т簬1錛屾墍浠ュ氨寰楀埌浜嗕笉鎯沖緱鍒扮殑緇撴灉銆?br />
鎴戠敤浜嗕竴涓垽鏂潵澶勭悊榪欎釜闂錛屽畾涔変袱涓瘮杈冩柟娉曪紝濡傛灉杈撳叆鐨勪袱涓瓧絎︿覆鏄函鏁板瓧錛岃皟鐢ㄦ柟娉?錛堣鏂規硶涓笉鐢╟omparTo錛夊叾浠栨儏鍐典竴寰嬭皟鐢ㄦ柟娉?錛堣鏂規硶鍚湁compareTo錛夈?br />
OK錛岄棶棰樿В鍐熾?br />
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]]>
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