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JavaScript ºÍ Flash µÄͨÐÅ
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±¾ÎÄÌÖÂÛÁË3ÖÖ»ù±¾µÄFlash/JavascriptͨÐÅ·½Ê½:
Javascript µ½ FlashµÄͨÐÅ----ʹÓÃFlash²¥·ÅÆ÷µÄjavascript·½·¨
Flash µ½ JavascriptµÄͨÐÅ----ʹÓÃFlashµÄfscommand
Flash µ½ FlashµÄͨÐÅ----------ʹÓñ¾µØÁ¬½Ó¶ÔÏó»ò×ÛºÏÉÏ2ÖÖ¼¼Êõ
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Netscape Navigator 3.0-4.7x, ºÍ Netscape 6.2»ò¸ü¸ß
(Windows 95/98/NT/2000/XP »ò MacOS; ÔÊÐíJavaºÍLiveConnect)
Internet Explorer 3.0 »ò¸ü¸ß
(½öWindows 95/98/NT/2000/XP; ÔÊÐíActiveX)
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JavaScript ºÍ Flash µÄͨÐÅ

JavaScript ºÍ Flash µÄͨÐÅ
ÏÂÃæÊÇһЩÔÚFlashºÍʹÓÃJavascriptµÄHTMLÎļþÖ±½ÓͨÐŵÄʾÀý,ÿ¸öʾÀý¶¼ÓмòÂԵIJ½Öè
±¾ÎÄÌÖÂÛÁË3ÖÖ»ù±¾µÄFlash/JavascriptͨÐÅ·½Ê½:
Javascript µ½ FlashµÄͨÐÅ----ʹÓÃFlash²¥·ÅÆ÷µÄjavascript·½·¨
Flash µ½ JavascriptµÄͨÐÅ----ʹÓÃFlashµÄfscommand
Flash µ½ FlashµÄͨÐÅ----------ʹÓñ¾µØÁ¬½Ó¶ÔÏó»ò×ÛºÏÉÏ2ÖÖ¼¼Êõ
²¢²»ÊÇËùÓеÄä¯ÀÀÆ÷¶¼ºÜÖØÊӽű¾.ΪÁ˺ÍFlash²¥·ÅÆ÷ͨÐÅ,ä¯ÀÀÆ÷±ØÐëÓÐÄÚÖõĹ³×ÓÒÔ±ãFlash²¥·ÅÆ÷¿ÉÒÔ'¼àÌý'.ä¯ÀÀÆ÷±ØÐëÊÇÏÂÁеļ¸ÖÖ:
Netscape Navigator 3.0-4.7x, ºÍ Netscape 6.2»ò¸ü¸ß
(Windows 95/98/NT/2000/XP »ò MacOS; ÔÊÐíJavaºÍLiveConnect)
Internet Explorer 3.0 »ò¸ü¸ß
(½öWindows 95/98/NT/2000/XP; ÔÊÐíActiveX)
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document.all("txt").focus();
document.all("txt").select();
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document.execCommand
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document.cookie
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document.oncontextmenu
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document.createElement("SPAN");  
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document.elementfromPoint(event.x,event.y).tagName=="TD
document.elementfromPoint(event.x,event.y).appendChild(ms)  
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document.images[Ë÷Òý]
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document.onmousedown=scrollwindow;
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document.´°Ìå.elements[Ë÷Òý]
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document.all.xxx.detachEvent('onclick',a);
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javascript ×Ö·û´®´¦ÀíÈ«¹¥ÂÔ£¨×ª£©

javascript ×Ö·û´®´¦Àí
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var normal_monkey = "I am a monkey!<br>";
document.writeln("Normal monkey " + normal_monkey);
var bold_monkey = normal_monkey.bold();
document.writeln("Bold monkey " + bold_monkey);
ÕâÀïµÄÉùÃ÷£º var bold_monkey = normal_monkey.bold();
ºÍÏÂÃæ¶ÔÉùÃ÷ÊǵÈͬµÄ£º 
var bold_monkey = "<b>" + normal_monkey + "</b>";
µÚ1¸ö°æ±¾µÄÉùÃ÷¿´ÆðÀ´Òª¼òÃ÷µÃ¶à¡£ÕâÀïÓõ½ÁË×Ö·û´®¶ÔÏóÖÐ
µÄbold¶ÔÏ󣬯äËûµÄ×Ö·û´®¶ÔÏó»¹ÓÐindexOf, charAt, 
substring, ÒÔ¼°split, ÕâЩ·½·¨¿ÉÒÔÉîÈë×Ö·û´®µÄ×é³É½á¹¹¡£
Ê×ÏÈÎÒÃÇÑо¿Ò»ÏÂindexOf¡£
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var the_word = "monkey"; 
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javascript Ìæ»»½Úµã

Õâ¿ÉÄÜÊÇ×î±»ºöÂÔµÄÎĵµ²Ù×÷Ö®Ò»£¬Õâ¶¼¹Ö΢ÈíµÄ²»×÷ΪÓëW3CµÄÎÞÄÜ£¬¸ãµ½´ó¼ÒÖ»ÖªµÀappendChildÓëinsertBefore¡£ºóÀ´±¬³öappendChildÔÚIEÓÐbug£¬ºÃÁË£¬ÒÔºóÖ»ÓÃinsertBeforeÁË¡£ÏÖÔÚjQueryÐËÆðºó£¬ÎÞÊý¸ÏѼ×ÓÉϼܵÄjavascriptËØÈËÁ¬»ù±¾APIÒ²²»Ñ§ÁË£¬Ö±½ÓÉÏÊÖappend£¬ preppend£¬ before£¬ afterÓëreplaceWith£¬Õâ±È½Ï±¯°§¡­¡­ºÃÁË£¬ÎÒÃÇÏÈÀ´¿´w3cµÄÌæ»»½Úµã·½·¨°É¡£
replacedNode = parentNode.replaceChild(newChild, oldChild)¡£´Ó¹«Ê½ÖÐÎÒÃÇ¿ÉÒÔ¿´³ö¿ÆÑ§¼ÒÓ빤³Ìʦ亽Çø±ð£¬ÎªÁËÖ´ÐÐËü£¬ÐèÒªÈý¸ö½Úµã½øÐвÎÓ룬²¢ÇÒ·µ»ØµÄÊDZ»Ìæ»»µÄÔªËØ£¬Õâ²»ÀûÓÚÁ´Ê½²Ù×÷¡£ºÃ´¦ÊÇÊÊÓÃÐԹ㣬֧³ÖXMLÓëHTML¡£
var $ = function(id){
return document.getElementById(id)
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var replace = function(){
var ul = $("ul"),
lis = ul.innerHTML,
ol = document.createElement("ol");
ul.parentNode.replaceChild(ol,ul);
ol.innerHTML = lis;
replace = function(){}//Ö»ÔÊÐíÖ´ÐÐÒ»´Î
}

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Oracle 10G DataGuard

http://hi.baidu.com/firefly5002/blog/item/5b5719fcb5bd3e1d08244d11.html
Oracle 10G DataGuard
server A: 10.85.10.44 SID=mesdb
target server B: 10.85.10.43
oracle version:10.2.0.1
OS platform : windows 2003
Data GuardĬÈÏÊÇmaximize performance£¬ ¿ÉÒÔÓÃÒÔÏÂÓï¾äÀ´½øÐÐģʽ¼äµÄÇл»¡£
ALTER DATABASE SET STANDBY DATABASE TO MAXIMIZE {PROTECTION | AVAILABILITY |
PERFORMANCE};
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select protection_mode,protection_level from v$database;
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1. ÉèÖÃÖ÷Êý¾Ý¿âΪforce logging ģʽ
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SQL>alter database force logging;
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SQL> archive log list
SQL> shutdown immediate
SQL> startup mount
SQL> alter database archivelog;
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SQL>select * from v$logfile;
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SQL> alter database add standby logfile group 4 ('D:\ORACLE\PRODUCT\10.2.0
\ORADATA\ORCL\redo04.log') size 50m;
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import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
/**
 * ´Ë´¦²åÈëÀàÐÍ˵Ã÷¡£
 * ´´½¨ÈÕÆÚ£º(2001/11/30 14:55:06)
 * @author£ºzhubin
 */
public class BLOBUtil {
/**
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 * ȡֵ·¶Î§£º
 * ÒÀÀµÊôÐÔ£º
 * ×îºóÐÞ¸Äʱ¼ä£º(2002-2-27 15:30:40)
 */
private static String codeSet;
/**
 * ´Ë´¦²åÈë·½·¨ËµÃ÷¡£
 * ´´½¨ÈÕÆÚ£º(2001/11/30 14:58:15)
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 * @param index int
 */
public static String readBLOB(ResultSet result, int index) throws IOException,
 SQLException
{
String strValue = null;
// ¶ÔÓÚSQL NULL£¬·½·¨getBinaryStream½«·µ»Ønull
InputStream in = result.getBinaryStream(index);
if (in == null) {
return "";
}
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