Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

javaʵÏÖ×ÊÔ´ÏÂÔØ

/Download   by   HTTP  
//For   other   protocol,   do   it   yourself  
import   java.net.*;  
import   java.io.*;  
public   class   DonwLoad  
{
 
   public   static   void   main(String   args[])  
   {  
    DonwLoad   dl   =new   DonwLoad();  
    String   downfile   ="http://www.google.cn/music/top100/url?q=http%3A%2F%2Ffile15.top100.cn%2F201003041353%2FF587B34724657ABBF8CBA990E1C82837%2FSpecial_309548%2F%25E5%258B%2587%25E6%2595%25A2%25E7%2588%25B1.mp3&ct=rdl&cad=dl&ei=2EqPS5jgB4easQLM3920Ag&sig=C56A17F31A0C9FA8BBF93E7ED1AFA8C2";     //   can   be   any   file   type!   Not   only   htm   files   can   be   downloaded.  
    String   saveplace   ="c:\\test111.mp3";                               //´æ´¢Â·¾¶
    if(dl.downLoadFile(downfile,saveplace))  
       System.out.println("Download   ok");  
    }  
   public   boolean   downLoadFile(String   fileurl,   String   savepath)  
   {  
    try  
    {  
     URL     url   =new   URL(fileurl);   //


Ïà¹ØÎĵµ£º

JavaÅÅÐò·½·¨´óÈ«

°æÈ¨ÉùÃ÷£º×ªÔØÊ±ÇëÒÔ³¬Á´½ÓÐÎʽ±êÃ÷ÎÄÕÂԭʼ³ö´¦ºÍ×÷ÕßÐÅÏ¢¼°±¾ÉùÃ÷
http://as112255.blogbus.com/logs/38662785.html
package com.softeem.jbs.lesson4;
 
import java.util.Random;
 
/**
 * ÅÅÐò²âÊÔÀà
 *
 * ÅÅÐòËã·¨µÄ·ÖÀàÈçÏ£º
 * 1.²åÈëÅÅÐò£¨Ö±½Ó²åÈëÅÅÐò¡¢ÕÛ°ë²åÈëÅÅÐ ......

java,hibernateºÍÊý¾Ý¿â¶ÔÓ¦µÄÊý¾ÝÀàÐÍ


JavaÊý¾ÝÀàÐÍ
HibernateÊý¾ÝÀàÐÍ
±ê×¼SQLÊý¾ÝÀàÐÍ
(PS:¶ÔÓÚ²»Í¬µÄDB¿ÉÄÜÓÐËù²îÒì)
byte¡¢java.lang.Byte
byte
TINYINT
short¡¢java.lang.Short
short
SMALLINT
int¡¢java.lang.Integer
integer
INGEGER
long¡¢java.lang.Long
long
BIGINT
float¡¢java.lang.Float
float
FLOAT
double¡¢java.lang.Doubl ......

java¿ìËÙÅÅÐò

/**
 *  Õâ¶Î³ÌÐò²¢²»ÄÑ£¬Ó¦¸ÃºÜºÃ¿´¶®£¬ÎҰѹý³Ì´óÖ½²Ò»Ï£¬Ê×ÏÈÄãµÄÄÔ×ÓÀïÏȸ¡ÏÖÒ»¸öÊý×éºÍÈý¸öÖ¸Õ룬
 *  µÚÒ»¸öÖ¸Õë³ÆÎªpÖ¸Õ룬ÔÚÕû¸ö¹ý³Ì½áÊøÖ®Ç°ËüÀÎÀεÄÖ¸ÏòµÚÒ»¸öÊý£¬µÚ¶þ¸öÖ¸ÕëºÍµÚÈý¸öÖ¸Õë·Ö±ðΪloÖ¸ÕëºÍhiÖ¸Õ룬
 *  ·Ö±ðÖ¸Ïò×î×ó±ßµÄÖµºÍ×îÓұߵÄÖµ¡£loÖ¸ÕëºÍhiÖ¸Õë´ÓÁ½±ßͬ ......

java soap + tomcat ¿ª·¢

²»´øjavaBeanµÄSOAPµ÷ÓÃ
Ê×ÏÈ£¬ÏÂÔØsoap.war£¬javamail.jar£¬activation.jar£¬soap.jar£¬xerces.jar£¬È»ºó¾ÍÊÇÅäÖû·¾³£¬ÈçºÎÅäÖþͲ»Ï¸ËµÁË¡£
°Ñsoap.warÈÓµ½tomcatµÄwebappsÏ£¬Æô¶¯tomcat£¬·ÃÎÊhttp://127.0.0.1:8080/soap£¬³öÏÖHello! Welcome to Apache-SOAP. ¾Í˵Ã÷»·¾³´î½¨ºÃÁË¡£
Ê×ÏȽ¨Á¢¸öjavaÏîÄ¿£¬°üÃû½Ðsoap ......

JAVAÖÐתÒå×Ö·û


1.°Ë½øÖÆ×ªÒåÐòÁУº\ + 1µ½3λ5Êý×Ö£»·¶Î§'\000'~'\377'
      \0£º¿Õ×Ö·û
2.UnicodeתÒå×Ö·û£º\u + ËĸöÊ®Áù½øÖÆÊý×Ö£»0~65535
     \u0000£º¿Õ×Ö·û
3.ÌØÊâ×Ö·û£º¾Í3¸ö
      \"£ºË«ÒýºÅ
     \'£ºµ¥ÒýºÅ
 &nbs ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ