锘??xml version="1.0" encoding="utf-8" standalone="yes"?>亚洲女子高潮不断爆白浆,ww亚洲ww在线观看国产,亚洲精品日韩专区silkhttp://www.tkk7.com/lihao336/鎴愪簬鍧氬繊錛屾瘉浜庢誕韜?/description>zh-cnMon, 12 May 2025 04:34:22 GMTMon, 12 May 2025 04:34:22 GMT60[杞琞涓嶅悓鏍煎紡璇佷功瀵煎叆keystore鏂規硶 http://www.tkk7.com/lihao336/archive/2012/02/03/369303.htmlcalvincalvinFri, 03 Feb 2012 02:06:00 GMThttp://www.tkk7.com/lihao336/archive/2012/02/03/369303.htmlhttp://www.tkk7.com/lihao336/comments/369303.htmlhttp://www.tkk7.com/lihao336/archive/2012/02/03/369303.html#Feedback0http://www.tkk7.com/lihao336/comments/commentRss/369303.htmlhttp://www.tkk7.com/lihao336/services/trackbacks/369303.html闃呰鍏ㄦ枃

calvin 2012-02-03 10:06 鍙戣〃璇勮
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Android exchange 璐︽埛璁劇疆http://www.tkk7.com/lihao336/archive/2012/01/30/369036.htmlcalvincalvinMon, 30 Jan 2012 09:13:00 GMThttp://www.tkk7.com/lihao336/archive/2012/01/30/369036.htmlhttp://www.tkk7.com/lihao336/comments/369036.htmlhttp://www.tkk7.com/lihao336/archive/2012/01/30/369036.html#Feedback0http://www.tkk7.com/lihao336/comments/commentRss/369036.htmlhttp://www.tkk7.com/lihao336/services/trackbacks/369036.html鍏抽敭鐐癸細 鈥滄湇鍔″櫒鈥濅竴鏍忥紝榛樿涓篻mail.com錛屽簲璇ユ敼涓衡?font color="#FF0000">m.google.com鈥濓紝鐒跺悗緇х畫鍗沖彲銆?img src ="http://www.tkk7.com/lihao336/aggbug/369036.html" width = "1" height = "1" />

calvin 2012-01-30 17:13 鍙戣〃璇勮
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setComponentEnabledSetting doesn't work on widgethttp://www.tkk7.com/lihao336/archive/2011/12/27/367332.htmlcalvincalvinTue, 27 Dec 2011 06:14:00 GMThttp://www.tkk7.com/lihao336/archive/2011/12/27/367332.htmlhttp://www.tkk7.com/lihao336/comments/367332.htmlhttp://www.tkk7.com/lihao336/archive/2011/12/27/367332.html#Feedback0http://www.tkk7.com/lihao336/comments/commentRss/367332.htmlhttp://www.tkk7.com/lihao336/services/trackbacks/367332.html
<package name="com.android.setupwizard" codePath="/system/app/SetupWizard.apk" nativeLibraryPath="/data/data/com.android.setupwizard/lib" flags="1" ft="13349457a90" it="13349457a90" ut="13349457a90" version="130" userId="10016">
<sigs count="1">
<cert index="0" />
</sigs>
<disabled-components>
<item name="com.android.setupwizard.SetupWizardActivity" />
</disabled-components>
</package>

鐜板湪闇瑕佸湪榪愯鏃剁鐢ㄦ煇涓獁idget錛屽悓鏃舵湁涓涓猻ystem property鐢ㄦ潵鏍囪瘑鏄惁闇瑕佺鐢ㄣ?br />鍥犱負widget瀹為檯涓婂氨鏄釜reveiver錛屽畠鎺ユ敹android.appwidget.action.APPWIDGET_UPDATE鐨刟ction錛屾墍浠ュ紑濮嬬殑鎬濊礬鏄細
鍒涘緩涓涓狟roadcastReceiver錛屾帴鏀禝ntent.ACTION_BOOT_COMPLETED榪欎釜鍔ㄤ綔錛屼粠鑰屽湪鍚姩瀹屾垚鍚庤皟鐢⊿ystemProperties.get("disable_widget")錛屽鏋滈渶瑕佺鐢ㄨ繖涓獁idget錛岄偅涔堣皟鐢細
PackageManager.setComponentEnabledSetting(widgetComponentName錛孭ackageManager.COMPONENT_ENABLED_STATE_ENABLED,
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 PackageManager.DONT_KILL_APP);

浣嗘槸闂鏄紝璋冪敤榪欎釜鏂規硶disable鎺夎繖涓獁idget鍚庯紝鍙戠幇蹇呴』鎶婅澶囬噸鍚箣鍚庢墠鑳界敓鏁?..
緇忚繃google錛屽彂鐜伴棶棰樺嚭鍦╟om.android.server.AppWidgetService.java銆?br />鍘熸潵寮鏈哄悗錛孲ystemServer浼氳皟鐢ˋppWidgetService鐨剆ystemReady()鏂規硶錛岃繖涓柟娉曢氳繃PackageManager鏌ヨ鎵鏈夌殑widget receiver緇勪歡錛屼繚瀛樺埌mInstalledProviders鍙橀噺鍒楄〃涓紝騫舵寔涔呭寲widget淇℃伅鍒?data/system/appwidgets.xml涓?br />鑰屽湪Launcher涓婇暱鎸夋坊鍔爓idget鏃剁殑閭d釜widget鍒楄〃淇℃伅涔熸槸閫氳繃AppWidgetService鍙栧緱mInstalledProviders鍒楄〃銆?br />闂鍦ㄤ簬鎴戜滑閫氳繃PackageManager.setComponentEnabledSetting錛堬級紱佺敤鎺夋煇涓獁idget鍚庯紝packagemanager紜疄灝嗚繖涓粍浠禿isable浜嗭紝浣嗘槸AppWidgetService鍗存病鏈夊幓浠巔ackagemanager reload widget淇℃伅錛岃繖灝卞鑷翠簡mInstalledProviders涓繚瀛樼殑widget淇℃伅榪樻槸寮鏈烘椂load榪涙潵鐨勯偅浜涗俊鎭紝騫舵病鏈変笌pm榪涜鍚屾銆傜洿鍒頒笅涓嬈″紑鏈鴻皟鐢╯ystemReady閲嶆柊鍔犺澆widget淇℃伅鎵嶄細鍒鋒柊榪欎釜鍒楄〃銆?br />
鍙傝冿細
Dynamically enabling or disabling a widget with PackageManager.setComponentEnabledSetting does not work
http://code.google.com/p/android/issues/detail?id=6533

http://blog.csdn.net/yinlijun2004/article/details/6136108



calvin 2011-12-27 14:14 鍙戣〃璇勮
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[杞琞unix/linux涓殑dup()緋葷粺璋冪敤http://www.tkk7.com/lihao336/archive/2011/12/13/366231.htmlcalvincalvinTue, 13 Dec 2011 06:20:00 GMThttp://www.tkk7.com/lihao336/archive/2011/12/13/366231.htmlhttp://www.tkk7.com/lihao336/comments/366231.htmlhttp://www.tkk7.com/lihao336/archive/2011/12/13/366231.html#Feedback0http://www.tkk7.com/lihao336/comments/commentRss/366231.htmlhttp://www.tkk7.com/lihao336/services/trackbacks/366231.html聽聽聽 sys_dup()鐨勪富瑕佸伐浣滃氨鏄敤鏉モ滃鍒垛濅竴涓墦寮鐨勬枃浠跺彿錛屼嬌涓や釜鏂囦歡鍙烽兘鎸囧悜鍚屼竴涓枃浠躲傛棦鐒惰綆鍗曪紝鎴戜滑灝遍鍏堟潵鐪嬩竴涓嬪畠鐨勪唬鐮侊紙瀹氫箟鍦╢s/fcntl.c涓級錛?br />
聽1asmlinkage聽long聽sys_dup(unsigned聽int聽fildes)
聽2{
聽3聽聽聽聽int聽ret聽=-EBADF;
聽4聽聽聽聽struct聽file聽*聽file聽=聽fget(fildes);
聽5
聽6聽聽聽聽if聽(file)
聽7聽聽聽聽聽聽聽聽ret聽=聽dupfd(file,聽0);
聽8聽聽聽聽return聽ret;
聽9}
10

鑰宻ys_dup()鐨勪富浣撴槸dupfd()錛堝畾涔夊湪鍚屼竴涓枃浠朵腑錛夛細

聽1staticint聽dupfd(struct聽file聽*file,聽int聽start)
聽2{
聽3聽聽聽聽struct聽files_struct聽*聽files聽=聽current->files;
聽4聽聽聽聽int聽ret;
聽5
聽6聽聽聽聽ret聽=聽locate_fd(files,聽file,聽start);
聽7聽聽聽聽if聽(ret聽<0)
聽8聽聽聽聽聽聽聽聽goto聽out_putf;
聽9聽聽聽聽allocate_fd(files,聽file,聽ret);
10聽聽聽聽return聽ret;
11
12out_putf:
13聽聽聽聽write_unlock(&files->file_lock);
14聽聽聽聽fput(file);
15聽聽聽聽return聽ret;
16}
17

娉細dup鍜宒up2鐨勫師鍨嬪涓嬶細
#include <unistd.h>

int dup(int file_descriptor);
int dup2(int file_descriptor1, int file_descriptor2)
dup榪斿洖鐨勬枃浠舵弿榪扮鎬繪槸鍙栨渶灝忕殑鍙敤鍊?br />dup2榪斿洖鐨勬枃浠舵弿榪扮鎴栬呬笌file_descriptor2鐩稿悓錛屾垨鑰呮槸絎竴涓ぇ浜庤鍙傛暟鐨勫彲鐢ㄥ箋?/font>

聽聽聽 鑰岃繖涔堜竴涓畝鍗曠殑緋葷粺璋冪敤鏄浣曞畬鎴愰噸瀹氬悜榪欎釜鑹板法鐨勪換鍔$殑鍛紵鎴戜滑涓嶅Θ鍏堢湅涓緥瀛愩?br />聽聽聽 褰撴垜浠湪shell涓嬭緭鍏ュ涓嬪懡浠わ細鈥渆cho hello!鈥濓紝榪欐潯鍛戒護瑕佹眰shell榪涚▼鎵ц涓涓彲鎵ц鏂囦歡echo錛屽弬鏁頒負鈥渉ello!鈥濄傚綋shell鎺ユ敹鍒板懡浠や箣鍚庯紝鍏堟壘鍒? bin/echo錛岀劧鍚巉ork()鍑轟竴涓瓙榪涚▼璁╀粬鎵цbin/echo錛屽茍灝嗗弬鏁頒紶閫掔粰瀹冿紝鑰岃繖涓繘紼嬩粠shell緇ф壙浜嗕笁涓爣鍑嗘枃浠訛紝鍗蟲爣鍑嗚緭鍏? 錛坰tdin錛夛紝鏍囧噯杈撳嚭錛坰tdout錛夊拰鏍囧噯鍑洪敊淇℃伅錛坰tderr錛夛紝浠栦滑涓変釜鐨勬枃浠跺彿鍒嗗埆涓?銆?銆?銆?/font>鑰岃嚦浜巈cho榪涚▼鐨勫伐浣滃緢綆鍗曪紝灝辨槸灝嗗弬鏁扳渉ello!鈥濆啓鍒版爣鍑嗚緭鍑烘枃浠朵腑鍘伙紝閫氬父閮芥槸鎴戜滑鐨勬樉紺哄櫒涓娿備絾鏄鏋滄垜浠皢鍛戒護鏀規垚鈥渆cho hello! > foo鈥濓紝鍒欏湪鎵ц鏃惰緭鍑哄皢浼氳閲嶅畾鍚戝埌紓佺洏鏂囦歡foo涓?font color="#0000FF">錛堟敞錛氶噸瀹氬悜浜庢枃浠舵弿榪扮鏈夊叧錛?/font>銆傛垜浠亣瀹氬湪姝や箣鍓嶈shell榪涚▼鍙湁涓変釜鏍囧噯鏂囦歡鎵撳紑錛屾枃浠跺彿鍒嗗埆涓?銆?銆?錛屼互涓婂懡浠よ灝嗘寜濡備笅搴忓垪鎵ц錛?br />聽聽聽 (1) 鎵撳紑鎴栧垱寤虹鐩樻枃浠秄oo錛屽鏋渇oo涓師鏉ユ湁鍐呭錛屽垯娓呴櫎鍘熸潵鍐呭錛屽叾鏂囦歡鍙蜂負3銆?br />聽聽聽 (2) 閫氳繃dup()澶嶅埗鏂囦歡stdout錛屽嵆灝嗘枃浠跺彿1鍑虹殑file緇撴瀯鎸囬拡澶嶅埗鍒版枃浠跺彿4澶勶紝鐩殑鏄皢stdout鐨刦ile鎸囬拡鏆傛椂淇濆瓨涓涓?br />聽聽聽 (3) 鍏抽棴stdout錛屽嵆1鍙鋒枃浠訛紝浣嗘槸鐢變簬4鍙鋒枃浠跺stdout涔熷悓鏃舵湁涓紩鐢紝鎵浠tdout鏂囦歡騫舵湭鐪熸鍏抽棴錛屽彧鏄吘鍑?鍙鋒枃浠跺彿浣嶇疆銆?br />聽聽聽 (4) 閫氳繃dup()錛屽鍒?鍙鋒枃浠訛紙鍗崇鐩樻枃浠秄oo錛夛紝鐢變簬1鍙鋒枃浠跺叧闂紝鍏朵綅緗┖緙猴紝鏁?鍙鋒枃浠惰澶嶅埗鍒?鍙鳳紝鍗寵繘紼嬩腑鍘熸潵鎸囧悜stdout鐨勬寚閽堟寚鍚戜簡foo銆?br />聽聽聽 (5) 閫氳繃緋葷粺璋冪敤fork()鍜宔xec()鍒涘緩瀛愯繘紼嬪茍鎵цecho錛屽瓙榪涚▼鍦ㄦ墽琛宔cho鍓嶅鍏抽棴3鍙峰拰4鍙鋒枃浠訛紝鍙暀涓?銆?銆?涓変釜鏂囦歡錛岃娉ㄦ剰錛岃繖 鏃剁殑1鍙鋒枃浠跺凡緇忎笉鏄痵tdout鑰屾槸紓佺洏鏂囦歡foo浜嗐傚綋echo鎯沖悜stdout鏂囦歡鍐欏叆鈥渉ello!鈥濇椂鑷劧灝卞啓鍏ュ埌浜唂oo涓?br />聽聽聽 (6) 鍥炲埌shell鍚庯紝鍏抽棴鎸囧悜foo鐨?鍙蜂笌3鍙鋒枃浠舵枃浠訛紝鍐嶇敤dup()鍜宑lose()灝?鍙鋒仮澶嶈嚦stdout錛岃繖鏍穝hell灝辨仮澶嶄簡0銆?銆?涓変釜鏍囧噯杈撳叆/杈撳嚭鏂囦歡銆?br />
聽聽聽 鐢辨鍙錛?font color="#FF0000">褰揺cho紼嬪簭錛堟垨鍏朵粬錛夊湪榪愯鐨勬椂鍊欏茍涓嶇煡閬搒tdout錛堝浜巗tdin鍜宻tderr鍚屾牱錛夋寚鍚戜粈涔堬紝榪涚▼涓庡疄闄呰緭鍑烘枃浠舵垨璁懼鐨勭粨鍚堟槸鍦ㄨ繍琛屾椂鐢卞叾鐖惰繘紼嬧滃寘鍔炩濈殑銆傝繖鏍峰氨綆鍖栦簡瀛愯繘紼嬬殑紼嬪簭璁捐錛屽洜涓哄湪璁捐鏃跺彧瑕佽窡涓変釜閫昏緫涓婂瓨鍦ㄧ殑鏂囦歡鎵撲氦閬撳氨鍙互浜?/font>銆傚彲鑳芥湁浜轟細瑙夊緱榪欏緢鍍忛潰鍚戝璞′腑 鐨勫鎬佸拰閲嶈澆錛屾病鏈変粈涔堟柊濂囦箣澶勶紝浣嗘槸濡傛灉浣犳椿鍦?0鐢氳嚦40騫村墠錛屽彲鑳戒綘浼氭敼鍙樹綘鐨勭湅娉曘偮?

calvin 2011-12-13 14:20 鍙戣〃璇勮
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Activity鐨刼nSaveInstanceState璋冪敤鏃舵満http://www.tkk7.com/lihao336/archive/2011/11/22/364585.htmlcalvincalvinTue, 22 Nov 2011 09:56:00 GMThttp://www.tkk7.com/lihao336/archive/2011/11/22/364585.htmlhttp://www.tkk7.com/lihao336/comments/364585.htmlhttp://www.tkk7.com/lihao336/archive/2011/11/22/364585.html#Feedback0http://www.tkk7.com/lihao336/comments/commentRss/364585.htmlhttp://www.tkk7.com/lihao336/services/trackbacks/364585.html
Activity鐨勭敓鍛藉懆鏈熼噷騫舵病鏈夋彁鍒皁nSaveInstanceState鐨勮Е鍙戯紝榪欎釜鍑芥暟鎻愪緵浜嗕負鎴戜滑鍦ㄦ煇浜涙儏鍐典笅淇濆瓨Activity淇℃伅鐨勬満浼氾紝浣嗛渶瑕佹敞鎰忕殑鏄繖涓嚱鏁頒笉鏄粈涔堟椂鍊欓兘浼氳璋冪敤鐨勶紝瀹樻柟鏂囨。瑙i噴鐨勬瘮杈冩竻妤氾紝鐗規
緲昏瘧涓涓嬨?
鍘熸枃鍑哄錛歛ndroid-sdk-windows-1.5_r3/docs/reference/android/app/Activity.html#onSaveInstanceState(android.os.Bundle)
protected void onSaveInstanceState (Bundle outState)
聽聽聽聽聽聽 Called to retrieve per-instance state from an activity before being killed so that the state can be restored in onCreate(Bundle) or onRestoreInstanceState(Bundle) (the Bundle populated by this method will be passed to both). This method is called before an activity may be killed so that when it comes back some time in the future it can restore its state. For example, if activity B is launched in front of activity A, and at some point activity A is killed to reclaim resources, activity A will have a chance to save the current state of its user interface via this method so that when the user returns to activity A, the state of the user interface can be restored via onCreate(Bundle) or onRestoreInstanceState(Bundle).

聽聽聽 鍦╝ctivity琚潃鎺変箣鍓嶈皟鐢ㄤ繚瀛樻瘡涓疄渚嬬殑鐘舵?浠ヤ繚璇佽鐘舵佸彲浠ュ湪onCreate(Bundle)鎴栬? onRestoreInstanceState(Bundle) (浼犲叆鐨凚undle鍙傛暟鏄敱onSaveInstanceState灝佽濂界殑)涓仮澶嶃傝繖涓柟娉曞湪涓涓猘ctivity琚潃姝誨墠璋冪敤錛屽綋璇? activity鍦ㄥ皢鏉ユ煇涓椂鍒誨洖鏉ユ椂鍙互鎭㈠鍏跺厛鍓嶇姸鎬併備緥濡傦紝濡傛灉activity B鍚敤鍚庝綅浜巃ctivity A鐨勫墠绔紝鍦ㄦ煇涓椂鍒籥ctivity A鍥犱負緋葷粺鍥炴敹璧勬簮鐨勯棶棰樿琚潃鎺夛紝A閫氳繃onSaveInstanceState灝嗘湁鏈轟細淇濆瓨鍏剁敤鎴風晫闈㈢姸鎬侊紝浣垮緱灝嗘潵鐢ㄦ埛榪斿洖鍒癮ctivity A鏃惰兘閫氳繃onCreate(Bundle)鎴栬卭nRestoreInstanceState(Bundle)鎭㈠鐣岄潰鐨勭姸鎬併?

聽聽聽 Do not confuse this method with activity lifecycle callbacks such as onPause(), which is always called when an activity is being placed in the background or on its way to destruction, or onStop() which is called before destruction. One example of when onPause() and onStop() is called and not this method is when a user navigates back from activity B to activity A: there is no need to call onSaveInstanceState(Bundle) on B because that particular instance will never be restored, so the system avoids calling it. An example when onPause() is called and not onSaveInstanceState(Bundle) is when activity B is launched in front of activity A: the system may avoid calling onSaveInstanceState(Bundle) on activity A if it isn't killed during the lifetime of B since the state of the user interface of A will stay intact.
聽聽
聽聽聽 涓嶈灝嗚繖涓柟娉曞拰activity鐢熷懡鍛ㄦ湡鍥炶皟濡俹nPause()鎴杘nStop()鎼炴販娣嗕簡錛宱nPause()鍦╝ctivtiy琚斁緗埌鑳屾櫙鎴栬? 鑷閿姣佹椂鎬諱細琚皟鐢紝onStop()鍦╝ctivity琚攢姣佹椂琚皟鐢ㄣ備竴涓細璋冪敤onPause()鍜宱nStop()錛屼絾涓嶈Е鍙? onSaveInstanceState鐨勪緥瀛愭槸褰撶敤鎴蜂粠activity B榪斿洖鍒癮ctivity A鏃訛細娌℃湁蹇呰璋冪敤B鐨刼nSaveInstanceState(Bundle)錛屾鏃剁殑B瀹炰緥姘歌繙涓嶄細琚仮澶嶏紝鍥犳緋葷粺浼氶伩鍏嶈皟鐢ㄥ畠銆備竴涓皟鐢? onPause()浣嗕笉璋冪敤onSaveInstanceState鐨勪緥瀛愭槸褰揳ctivity B鍚姩騫跺鍦╝ctivity A鐨勫墠绔細濡傛灉鍦˙鐨勬暣涓敓鍛藉懆鏈熼噷A鐨勭敤鎴風晫闈㈢姸鎬侀兘娌℃湁琚牬鍧忕殑璇濓紝緋葷粺鏄笉浼氳皟鐢╝ctivity A鐨刼nSaveInstanceState(Bundle)鐨勩?

聽聽聽 The default implementation takes care of most of the UI per-instance state for you by calling onSaveInstanceState() on each view in the hierarchy that has an id, and by saving the id of the currently focused view (all of which is restored by the default implementation of onRestoreInstanceState(Bundle)). If you override this method to save additional information not captured by each individual view, you will likely want to call through to the default implementation, otherwise be prepared to save all of the state of each view yourself. If called, this method will occur before onStop(). There are no guarantees about whether it will occur before or after onPause().

聽聽聽聽聽 榛樿鐨勫疄鐜拌礋璐d簡澶ч儴鍒哢I瀹炰緥鐘舵?鐨勪繚瀛?錛岄噰鐢ㄧ殑鏂瑰紡鏄皟鐢║I灞備笂姣忎釜鎷ユ湁id鐨剉iew鐨刼nSaveInstanceState() 錛屽茍涓斾繚瀛樺綋鍓嶈幏寰楃劍鐐圭殑view鐨刬d(鎵鏈変繚瀛樼殑鐘舵佷俊鎭兘浼氬湪榛樿鐨刼nRestoreInstanceState(Bundle)瀹炵幇涓仮澶?銆? 濡傛灉浣犺鍐欒繖涓柟娉曟潵淇濆瓨棰濆鐨勬病鏈夎鍚勪釜view淇濆瓨鐨勪俊鎭紝浣犲彲鑳芥兂瑕佸湪榛樿瀹炵幇榪囩▼涓皟鐢ㄦ垨鑰呰嚜宸變繚瀛樻瘡涓鍥劇殑鎵鏈夌姸鎬併傚鏋滆璋冪敤錛岃繖涓柟娉曚細 鍦╫nStop()鍓嶈瑙﹀彂錛屼絾緋葷粺騫朵笉淇濊瘉鏄惁鍦╫nPause()涔嬪墠鎴栬呬箣鍚庤Е鍙戙?

寰堝涓嶆槑鐧紸ctivity綾諱腑鍖呭惈鐨刼nSaveInstanceState鍜宱nRestoreInstanceState鏈変粈涔堢敤錛岄鍏堝0 鏄庝笅浣跨敤榪欎袱涓柟娉曟椂涓瀹氳娉ㄦ剰鎯呭喌鍜屼簡瑙ctivity鐨勭敓鍛藉懆鏈燂紝鍚﹀垯鏈夌殑鏃跺櫬? onSaveInstanceState鍜宱nRestoreInstanceState 鍙兘涓嶄細琚Е鍙戯紝铏界劧浠栦滑閮芥槸Activity鐨勯噸鍐欐柟娉曘傦紙鏂?Android寮鍙戠綉錛?

浠栦滑姣旇緝甯哥敤鍒扮殑鍦版柟鏄? Sensor銆丩and鍜孭ort甯冨眬鐨勮嚜鍔ㄥ垏鎹紝榪囧幓Android寮鍙戠綉鏇劇粡璇磋繃瑙e喅妯睆鍜岀珫灞忓垏鎹㈠甫鏉ョ殑鏁版嵁琚疆絀烘垨鑰呰onCreate琚噸澶嶈皟 鐢ㄩ棶棰橈紝鍏跺疄Android鎻愪緵鐨刼nSaveInstanceState鏂規硶鍙互淇濆瓨褰撳墠鐨勭獥鍙g姸鎬佸湪鍗沖皢甯冨眬鍒囨崲鍓嶆垨褰撳墠Activity琚帹鍏ュ巻鍙? 鏍堬紝鍏跺疄甯冨眬鍒囨崲涔熻皟鐢ㄨ繃onPause鎵浠ヨ鎺ㄥ叆Activity鐨刪istory stack錛屽鏋滄垜浠殑Activity鍦ㄥ悗鍙版病鏈夊洜涓鴻繍琛屽唴瀛樺悆绱ц娓呯悊錛屽垯鍒囨崲鍥炴椂浼氳Е鍙憃nRestoreInstanceState鏂規硶銆?

榪欎袱涓柟娉曚腑鍙傛暟鍧囦負Bundle錛屽彲浠ュ瓨鏀劇被浼?SharedPreferences 鐨勬暟鎹紝鎵浠ヤ嬌鐢ㄥ畠浠綔涓哄綋鍓嶇獥鍙g殑鐘舵佷繚瀛樻槸姣旇緝鍚堥傜殑銆傚疄闄呬嬌鐢ㄤ唬鐮?
@Override
聽 protected void onSaveInstanceState(Bundle outState){
聽聽聽聽聽聽聽聽聽聽聽 outState.putString("lastPath", "/sdcard/android123/cwj/test");
聽 }


@Override
public void onRestoreInstanceState(Bundle savedInstanceState) {
super.onRestoreInstanceState(savedInstanceState);

String cwjString = savedInstanceState.getString("lastPath");
}

onSaveInstanceState鍜宱nRestoreInstanceState瑙﹀彂鐨勬椂鏈?
宸叉湁 199 嬈¢槄璇?2011-3-10 10:32 |涓漢鍒嗙被:Android|鍏抽敭璇?onSaveInstanceState onRestoreInstanceState
鍏堢湅Application Fundamentals涓婄殑涓孌佃瘽錛?
Android calls onSaveInstanceState() before the activity becomes vulnerable to being destroyed by the system, but does not bother calling it when the instance is actually being destroyed by a user action (such as pressing the BACK key)
浠庤繖鍙ヨ瘽鍙互鐭ラ亾錛屽綋鏌愪釜activity鍙樺緱鈥滃鏄撯濊緋葷粺閿姣佹椂錛岃activity鐨刼nSaveInstanceState灝變細琚墽琛岋紝闄ら潪璇ctivity鏄鐢ㄦ埛涓誨姩閿姣佺殑錛屼緥濡傚綋鐢ㄦ埛鎸塀ACK閿殑鏃跺欍?
娉ㄦ剰涓婇潰鐨勫弻寮曞彿錛屼綍涓衡滃鏄撯濓紵璦涓嬩箣鎰忓氨鏄activity榪樻病鏈夎閿姣侊紝鑰屼粎浠呮槸涓縐嶅彲鑳芥с傝繖縐嶅彲鑳芥ф湁鍝簺錛熼氳繃閲嶅啓涓涓? activity鐨勬墍鏈夌敓鍛藉懆鏈熺殑onXXX鏂規硶錛屽寘鎷琽nSaveInstanceState鍜宱nRestoreInstanceState鏂規硶錛屾垜 浠彲浠ユ竻妤氬湴鐭ラ亾褰撴煇涓猘ctivity錛堝亣瀹氫負activity A錛夋樉紺哄湪褰撳墠task鐨勬渶涓婂眰鏃訛紝鍏秓nSaveInstanceState鏂規硶浼氬湪浠涔堟椂鍊欒鎵ц錛屾湁榪欎箞鍑犵鎯呭喌錛?
1銆佸綋鐢ㄦ埛鎸変笅HOME閿椂銆傝繖鏄樉鑰屾槗瑙佺殑錛岀郴緇熶笉鐭ラ亾浣犳寜涓婬OME鍚庤榪愯澶氬皯鍏朵粬鐨勭▼搴忥紝鑷劧涔熶笉鐭ラ亾activity A鏄惁浼氳閿姣侊紝鏁呯郴緇熶細璋冪敤onSaveInstanceState錛岃鐢ㄦ埛鏈夋満浼氫繚瀛樻煇浜涢潪姘鎬箙鎬х殑鏁版嵁銆備互涓嬪嚑縐嶆儏鍐電殑鍒嗘瀽閮介伒寰鍘熷垯
2銆侀暱鎸塇OME閿紝閫夋嫨榪愯鍏朵粬鐨勭▼搴忔椂銆?
3銆佹寜涓嬬數婧愭寜閿紙鍏抽棴灞忓箷鏄劇ず錛夋椂銆?
4銆佷粠activity A涓惎鍔ㄤ竴涓柊鐨刟ctivity鏃躲?
5銆佸睆騫曟柟鍚戝垏鎹㈡椂錛屼緥濡備粠绔栧睆鍒囨崲鍒版í灞忔椂銆傚湪灞忓箷鍒囨崲涔嬪墠錛岀郴緇熶細閿姣乤ctivity A錛屽湪灞忓箷鍒囨崲涔嬪悗緋葷粺鍙堜細鑷姩鍦板垱寤篴ctivity A錛屾墍浠nSaveInstanceState涓瀹氫細琚墽琛?
鎬昏岃█涔嬶紝onSaveInstanceState鐨勮皟鐢ㄩ伒寰竴涓噸瑕佸師鍒欙紝鍗沖綋緋葷粺鈥滄湭緇忎綘璁稿彲鈥濇椂閿姣佷簡浣犵殑activity錛屽垯 onSaveInstanceState浼氳緋葷粺璋冪敤錛岃繖鏄郴緇熺殑璐d換錛屽洜涓哄畠蹇呴』瑕佹彁渚涗竴涓満浼氳浣犱繚瀛樹綘鐨勬暟鎹紙褰撶劧浣犱笉淇濆瓨閭e氨闅忎究浣犱簡錛夈?
鑷充簬onRestoreInstanceState鏂規硶錛岄渶瑕佹敞鎰忕殑鏄紝onSaveInstanceState鏂規硶鍜? onRestoreInstanceState鏂規硶鈥滀笉涓瀹氣濇槸鎴愬鐨勮璋冪敤鐨勶紝onRestoreInstanceState琚皟鐢ㄧ殑鍓嶆彁 鏄紝activity A鈥滅‘瀹炩濊緋葷粺閿姣佷簡錛岃屽鏋滀粎浠呮槸鍋滅暀鍦ㄦ湁榪欑鍙兘鎬х殑鎯呭喌涓嬶紝鍒欒鏂規硶涓嶄細琚皟鐢紝渚嬪錛屽綋姝e湪鏄劇ずactivity A鐨勬椂鍊欙紝鐢ㄦ埛鎸変笅HOME閿洖鍒頒富鐣岄潰錛岀劧鍚庣敤鎴風揣鎺ョ潃鍙堣繑鍥炲埌activity A錛岃繖縐嶆儏鍐典笅activity A涓鑸笉浼氬洜涓哄唴瀛樼殑鍘熷洜琚郴緇熼攢姣侊紝鏁卆ctivity A鐨刼nRestoreInstanceState鏂規硶涓嶄細琚墽琛?
鍙﹀錛宱nRestoreInstanceState鐨刡undle鍙傛暟涔熶細浼犻掑埌onCreate鏂規硶涓紝浣犱篃鍙互閫夋嫨鍦╫nCreate鏂規硶涓仛鏁版嵁榪樺師

calvin 2011-11-22 17:56 鍙戣〃璇勮
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InputStream.available()鏂規硶http://www.tkk7.com/lihao336/archive/2011/11/18/364225.htmlcalvincalvinFri, 18 Nov 2011 06:16:00 GMThttp://www.tkk7.com/lihao336/archive/2011/11/18/364225.htmlhttp://www.tkk7.com/lihao336/comments/364225.htmlhttp://www.tkk7.com/lihao336/archive/2011/11/18/364225.html#Feedback0http://www.tkk7.com/lihao336/comments/commentRss/364225.htmlhttp://www.tkk7.com/lihao336/services/trackbacks/364225.html
鐪嬫枃妗o細
Returns an estimated number of bytes that can be read or skipped without blocking for more input.

Note that this method provides such a weak guarantee that it is not very useful in practice.

Firstly, the guarantee is "without blocking for more input" rather than "without blocking": a read may still block waiting for I/O to complete 鈥?the guarantee is merely that it won't have to wait indefinitely for data to be written. The result of this method should not be used as a license to do I/O on a thread that shouldn't be blocked.

Secondly, the result is a conservative estimate and may be significantly smaller than the actual number of bytes available. In particular, an implementation that always returns 0 would be correct. In general, callers should only use this method if they'd be satisfied with treating the result as a boolean yes or no answer to the question "is there definitely data ready?".

Thirdly, the fact that a given number of bytes is "available" does not guarantee that a read or skip will actually read or skip that many bytes: they may read or skip fewer.

It is particularly important to realize that you must not use this method to size a container and assume that you can read the entirety of the stream without needing to resize the container. Such callers should probably write everything they read to a ByteArrayOutputStream and convert that to a byte array. Alternatively, if you're reading from a file, length() returns the current length of the file (though assuming the file's length can't change may be incorrect, reading a file is inherently racy).

The default implementation of this method in InputStream always returns 0. Subclasses should override this method if they are able to indicate the number of bytes available.



calvin 2011-11-18 14:16 鍙戣〃璇勮
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灝忕瀛樺偍鍜屽ぇ绔瓨鍌?/title><link>http://www.tkk7.com/lihao336/archive/2011/11/15/363850.html</link><dc:creator>calvin</dc:creator><author>calvin</author><pubDate>Tue, 15 Nov 2011 07:36:00 GMT</pubDate><guid>http://www.tkk7.com/lihao336/archive/2011/11/15/363850.html</guid><wfw:comment>http://www.tkk7.com/lihao336/comments/363850.html</wfw:comment><comments>http://www.tkk7.com/lihao336/archive/2011/11/15/363850.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.tkk7.com/lihao336/comments/commentRss/363850.html</wfw:commentRss><trackback:ping>http://www.tkk7.com/lihao336/services/trackbacks/363850.html</trackback:ping><description><![CDATA[鎵鏈夌綉緇滃崗璁兘鏄噰鐢╞ig endian鐨勬柟寮忔潵浼犺緭鏁版嵁鐨勩傛墍浠ユ湁鏃舵垜浠篃浼氭妸big endian鏂瑰紡縐頒箣涓虹綉緇滃瓧鑺傚簭銆傚綋涓ゅ彴閲囩敤涓嶅悓瀛楄妭搴忕殑涓繪満閫氫俊鏃訛紝鍦ㄥ彂閫佹暟鎹箣鍓嶉兘蹇呴』緇忚繃瀛楄妭搴忕殑杞崲鎴愪負緗戠粶瀛楄妭搴忓悗鍐嶈繘琛屼紶杈撱? <p><wbr>聽<wbr>聽<wbr>聽鍒ゆ柇灝忕榪樻槸澶х瑙勫垯鐨勬柟娉曪細</wbr></wbr></wbr></p><p><wbr>int x = 1;<br /><wbr>if(*(char *)&x == 1)//鍙杧鎸囬拡寮哄埗杞崲涓篶har*綾誨瀷鍐嶅彇鍊鹼紝姝ゆ椂鍙栧埌鐨勫兼槸int鏈浣庡瓧鑺傚?br /><wbr>聽<wbr>聽<wbr>聽<wbr>聽printf(鈥渓ittle-endian\n鈥?;<br /><wbr>else<br /><wbr>聽<wbr>聽<wbr>聽<wbr>聽printf(鈥渂ig-endian\n鈥?;</wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></wbr></p><p><wbr></wbr></p><p><wbr>聽<wbr>聽<wbr>聽<wbr>聽鍙﹀琛ュ厖錛?/wbr></wbr></wbr></wbr></p><p>1錛嶣IG-ENDIAN銆丩ITTLE-ENDIAN銆佽窡CPU鏈夊叧鐨勶紝姣忎竴縐岰PU涓嶆槸BIG-ENDIAN灝辨槸LITTLE- ENDIAN銆併侷A鏋舵瀯鐨凜PU涓槸Little-Endian錛岃孭owerPC 銆丼PARC鍜孧otorola澶勭悊鍣ㄣ傝繖鍏跺疄灝辨槸鎵璋撶殑涓繪満瀛楄妭搴忋傝岀綉緇滃瓧鑺傚簭鏄寚鏁版嵁鍦ㄧ綉緇滀笂浼犺緭鏃舵槸澶уご榪樻槸灝忓ご鐨勶紝鍦↖nternet鐨勭綉緇滃瓧 鑺傚簭鏄疊IG-ENDIAN銆傛墍璋撶殑JAVA瀛楄妭搴忔寚鐨勬槸鍦↗AVA铏氭嫙鏈轟腑澶氬瓧鑺傜被鍨嬫暟鎹殑瀛樻斁欏哄簭錛孞AVA瀛楄妭搴忎篃鏄疊IG-ENDIAN銆?/p><p>2錛庢墍浠ュ湪鐢–/C++鍐欓氫俊紼嬪簭鏃訛紝鍦ㄥ彂閫佹暟鎹墠鍔″繀鐢╤tonl鍜宧tons鍘繪妸鏁村瀷鍜岀煭鏁村瀷鐨勬暟鎹繘琛屼粠涓繪満瀛楄妭搴忓埌緗戠粶瀛楄妭搴忕殑杞崲錛岃屾帴 鏀舵暟鎹悗瀵逛簬鏁村瀷鍜岀煭鏁村瀷鏁版嵁鍒欏繀欏昏皟鐢╪tohl鍜宯tohs瀹炵幇浠庣綉緇滃瓧鑺傚簭鍒頒富鏈哄瓧鑺傚簭鐨勮漿鎹€傚鏋滈氫俊鐨勪竴鏂規槸JAVA紼嬪簭銆佷竴鏂規槸C/C++紼? 搴忔椂錛屽垯闇瑕佸湪C/C++涓渚т嬌鐢ㄤ互涓婂嚑涓柟娉曡繘琛屽瓧鑺傚簭鐨勮漿鎹紝鑰孞AVA涓渚э紝鍒欎笉闇瑕佸仛浠諱綍澶勭悊錛屽洜涓篔AVA瀛楄妭搴忎笌緗戠粶瀛楄妭搴忛兘鏄疊IG- ENDIAN錛屽彧瑕丆/C++涓渚ц兘姝g‘榪涜杞崲鍗沖彲錛堝彂閫佸墠浠庝富鏈哄簭鍒扮綉緇滃簭錛屾帴鏀舵椂鍙嶅彉鎹級銆傚鏋滈氫俊鐨勫弻鏂歸兘鏄疛AVA錛屽垯鏍規湰涓嶇敤鑰冭檻瀛楄妭搴忕殑闂? 棰樹簡銆?/p><p><br /></p><p>杞嚜<a >http://www.embest.net/index.php/archives/259</a><br /></p><img src ="http://www.tkk7.com/lihao336/aggbug/363850.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/lihao336/" target="_blank">calvin</a> 2011-11-15 15:36 <a href="http://www.tkk7.com/lihao336/archive/2011/11/15/363850.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>閲嶅啓equals鍜宧ashCode鏂規硶http://www.tkk7.com/lihao336/archive/2011/11/10/363457.htmlcalvincalvinThu, 10 Nov 2011 10:25:00 GMThttp://www.tkk7.com/lihao336/archive/2011/11/10/363457.htmlhttp://www.tkk7.com/lihao336/comments/363457.htmlhttp://www.tkk7.com/lihao336/archive/2011/11/10/363457.html#Feedback0http://www.tkk7.com/lihao336/comments/commentRss/363457.htmlhttp://www.tkk7.com/lihao336/services/trackbacks/363457.html瀹炵幇equals鏂規硶鐨勮繃紼嬪涓嬶細
1 浣跨敤==榪愮畻絎︽潵鍒ゆ柇鏄惁寮曠敤鍚屼竴涓璞°?br />2 浣跨敤instance of鎿嶄綔絎︽潵鍒ゆ柇鍙傛暟鏄惁鏄紜殑綾誨瀷銆?br />3 灝嗗疄鍙俢ast鎴愭紜殑綾誨瀷銆?br />4 瀵逛簬姣忎釜鍏抽敭灞炴э紝榪涜姣旇緝:
瀵逛簬闈瀎loat鎴杁ouble鐨刾rimitive綾誨瀷錛屼嬌鐢?=鍒ゆ柇絳変環鎬?
瀵逛簬floa綾誨瀷錛屽厛浣跨敤Float.floatToIntBits杞崲鎴恑nt綾誨瀷錛岀劧鍚庝嬌鐢?=姣旇緝int綾誨瀷鐨勫?
瀵逛簬double綾誨瀷錛屽厛浣跨敤Double.doubleToLongBits杞崲鎴恖ong綾誨瀷錛岀劧鍚庝嬌鐢?=姣旇緝long綾誨瀷;
瀵逛簬瀵硅薄寮曠敤錛岄掑綊鐨勮皟鐢╡quals鏂規硶銆?br />瀵逛簬鏁扮粍綾誨瀷錛屽鍏朵腑鐨勫厓绱犺繘琛屼笂榪扮殑鎿嶄綔,鎴栬呬嬌鐢ˋrrays.equals鏂規硶(version 1.5)銆?br />涓轟簡閬垮厤NPE錛屽彲浠ヤ嬌鐢?br />field == null ? o.field == null : fleld.equals(o.field);

閲嶅啓hashCode鏂規硶濡備笅錛?br />1 鎶婃煇涓潪闆跺父鏁板鹼紝渚嬪17錛屼繚瀛樺湪int鍙橀噺result涓紱
2 瀵逛簬瀵硅薄涓瘡涓涓叧閿煙f錛堟寚equals鏂規硶涓冭檻鐨勬瘡涓涓煙錛?璁$畻鏁e垪鐮乧錛?br />2.1 boolean鍨嬶紝璁$畻(f ? 0 : 1);
2.2 byte,char,short鍨嬶紝璁$畻(int);
2.3 long鍨嬶紝璁$畻(int) (f ^ (f>>>32));
2.4 float鍨嬶紝璁$畻Float.floatToIntBits(f);
2.5 double鍨嬶紝璁$畻Double.doubleToLongBits(f)寰楀埌涓涓猯ong錛屽啀鎵ц[2.3];
2.6 瀵硅薄寮曠敤錛岄掑綊璋冪敤瀹冪殑hashCode鏂規硶;
2.7 鏁扮粍鍩燂紝瀵瑰叾涓瘡涓厓绱犳寜鐓т笂闈㈢殑瑙勫垯璁$畻hash code銆?br />3 灝嗕笂闈㈣綆楀緱鍒扮殑鏁e垪鐮佷繚瀛樺埌int鍙橀噺c錛岀劧鍚庢墽琛?result=37*result+c;
4 榪斿洖result銆?br />


calvin 2011-11-10 18:25 鍙戣〃璇勮
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鍒╃敤javap鐢熸垚鏂規硶絳懼悕http://www.tkk7.com/lihao336/archive/2011/10/24/361901.htmlcalvincalvinMon, 24 Oct 2011 08:04:00 GMThttp://www.tkk7.com/lihao336/archive/2011/10/24/361901.htmlhttp://www.tkk7.com/lihao336/comments/361901.htmlhttp://www.tkk7.com/lihao336/archive/2011/10/24/361901.html#Feedback2http://www.tkk7.com/lihao336/comments/commentRss/361901.htmlhttp://www.tkk7.com/lihao336/services/trackbacks/361901.html濡傦細
聽1package聽com.demo;
聽2
聽3publicclass聽SigTest聽{
聽4
聽5聽聽聽聽publicstaticfinal聽String聽name聽=null;
聽6
聽7聽聽聽聽publicint聽getName(int[]聽data,long聽index)聽{
聽8聽聽聽聽聽聽聽聽return0;
聽9聽聽聽聽}
10}
11

[calvin@calvin-desktop /tmp 15:59:50 ]
$ javac SigTest.java
[calvin@calvin-desktop /tmp 15:59:57 ]
$ javap -s -p -classpath . SigTest
Compiled from "SigTest.java"
public class com.demo.SigTest extends java.lang.Object{
public static final java.lang.String name;
聽 Signature: Ljava/lang/String;
public com.demo.SigTest();
聽 Signature: ()V
public int getName(int[], long);
聽 Signature: ([IJ)I
static {};
聽 Signature: ()V
}


-s琛ㄧず鎵撳嵃絳懼悕淇℃伅
-p琛ㄧず鎵撳嵃鎵鏈夊嚱鏁板拰鎴愬憳鐨勭鍚嶄俊鎭紝榛樿鍙墦鍗皃ublic鐨勭鍚嶄俊鎭?br />
娉ㄦ剰錛?br />綺椾綋閮ㄥ垎鏄?class鏂囦歡鐨勬枃浠跺悕錛屼笉瑕?class鍚庣紑錛屽惁鍒欐彁紺?br />ERROR:Could not find SigTest.class.



calvin 2011-10-24 16:04 鍙戣〃璇勮
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Ubuntu10.04瀹夎鏃犵嚎緗戝崱ath9k_htc椹卞姩http://www.tkk7.com/lihao336/archive/2011/10/18/361521.htmlcalvincalvinTue, 18 Oct 2011 05:55:00 GMThttp://www.tkk7.com/lihao336/archive/2011/10/18/361521.htmlhttp://www.tkk7.com/lihao336/comments/361521.htmlhttp://www.tkk7.com/lihao336/archive/2011/10/18/361521.html#Feedback0http://www.tkk7.com/lihao336/comments/commentRss/361521.htmlhttp://www.tkk7.com/lihao336/services/trackbacks/361521.html鍨嬪彿涓篢L_WN721N錛屾彃鍦║buntu10.04涓婃病鏈夊弽搴斻傛嵁璇?0.10浠ュ悗鎻掍笂灝卞彲浠ョ敤浜嗭紝娌℃湁嫻嬭瘯銆?br />
絎竴姝?紜畾
ath9k_htc椹卞姩鏀寔浣犵殑緗戝崱鍨嬪彿
http://linuxwireless.org/en/users/Drivers/ath9k_htc/devices 鍒楀嚭浜嗘敮鎸佺殑鍨嬪彿鍒楄〃錛屼綘鍙互閫氳繃lsusb鏌ョ湅鑷繁鐨勭綉鍗″瀷鍙鋒槸鍚﹀湪鍒楄〃褰撲腑銆?br />
絎簩姝?瀹夎firmwire
浠?a >榪欓噷涓嬭澆
htc_9271.fw錛屾嫹璐濆埌/lib/firmwire涓?br />
絎笁姝?瀹夎compact wireless
瀹夎compact wireless鏈夋墦鍖呭ソ鐨刣eb鍖咃紝浠?a >榪欓噷涓嬭澆GUI Program to install ath9k_htc錛屽畨瑁呭畬鍚庣洿鎺ヨ繍琛岋紝絳夊緟瀹夎瀹屾垚閲嶅惎鏈哄櫒灝卞彲浠ヤ簡銆?br />鐖辨姌鑵劇殑涔熷彲浠ュ埌http://wireless.kernel.org/download/
鏈鏂扮殑compact wireless椹卞姩錛岀劧鍚庣紪璇戝畨瑁咃細
sudo make
sudo make install
sudo make unload
sudo make load ath9k_htc
閲嶅惎鏈哄櫒鍗沖彲銆?br />
http://forum.ubuntu.com.cn/viewtopic.php?f=116&t=326568&p=2388841
http://blog.chinaunix.net/space.php?uid=20620288&do=blog&id=2691282


calvin 2011-10-18 13:55 鍙戣〃璇勮
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