java date
//¼òµ¥µÄjavaÈÕÆÚ¸ñʽ¿ØÖÆ
java.Text.SimpleDateFormat format = new java.Text.SimpleDateFormat("yyyy-MM-dd hh:mm:ss");//ÄãÏëÒªµÄ¸ñʽ
//×¢ÒâÔµÄλÖÃÒª´óдµÄMM Òª²»¾Í¿´µ½µÄ²»ÊÇÕýÈ·ÏÔʾ£¬¿ÉÒÔ°ÑÄãÏëҪת»»µÄÈÕÆÚת»»ÎªÏàÓ¦µÄ¸ñʽ°¡
format.format(new java.util.Date());//dateΪÈÕÆÚÐÍÊý¾Ý£¬¿ÉÒÔÈÎÒâʱ¼ä
Ïà¹ØÎĵµ£º
Character Classes
[abc] Simple character class
[a-zA-Z]   ......
java exception ½â¾ö·½°¸ - ÎÒµÄÒì³£Íø|Òì³£|exception 791 - java.lang.NoSuchMethodError 792 - RuntimeException 793 - org.hibernate.exception.SQLGrammarException 794 - Internal Error 795 - ×Ô¶¨ÒåÒì³£ 796 - org.dom4j.DocumentException 797 - java.net.SocketException 798 - Exception¶ÔÏó 799 - SQLE ......
ʹÓÃjar°ü:
commons-pool-1.5.3.jar,tomcat-naming-common.jar,commons-pool-1.5.3-bin.zip,commons-dbcp.jar
×¢Òâ:jdbc Çý¶¯ÒªÓëÊý¾Ý¿â¼æÈÝ.
package test.comm;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.Hashtable;
import javax.naming.InitialCont ......
import java.util.Arrays;
/**
* ÇóÒ»¸öÊý×éµÄÈ«ÅÅÁÐËã·¨
* @author Administrator
*/
public class Pai {
public void pai(char[] array,int start,int end){
System.out.println(" -- ×éºÏ "+start+" µ½ "+end+" --");
if(start==end){
  ......
¹Ø¼ü×Ö: filter
¹ýÂËÆ÷FilterÒ²¾ßÓÐÉúÃüÖÜÆÚ£ºinit()->doFilter()->destroy()£¬Óɲ¿ÊðÎļþÖеÄfilterÔªËØÇý¶¯¡£ÔÚservlet2.4ÖУ¬¹ýÂËÆ÷ͬÑù¿ÉÒÔÓÃÓÚÇëÇó·ÖÅÉÆ÷£¬µ«ÐëÔÚweb.xmlÖÐÉùÃ÷£¬<dispatcher>INCLUDE»òFORWARD»òREQUEST»òERROR</dispatcher>¸ÃÔªËØÎ»ÓÚfilter-mappingÖС£
Ò»¡ ......