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

javaÈëÃÅ

 Javaѧϰ´ÓÈëÃŵ½¾«Í¨ 
Ò»¡¢ JDK (Java Development Kit) 
JDKÊÇÕû¸öJavaµÄºËÐÄ£¬°üÀ¨ÁËJavaÔËÐл·¾³£¨Java Runtime Envirnment£©£¬Ò»¶ÑJava¹¤¾ßºÍJava»ù´¡µÄÀà¿â(rt.jar)¡£²»ÂÛʲôJavaÓ¦Ó÷þÎñÆ÷ʵÖʶ¼ÊÇÄÚÖÃÁËij¸ö°æ±¾µÄJDK¡£Òò´ËÕÆÎÕJDKÊÇѧºÃJavaµÄµÚÒ»²½¡£×îÖ÷Á÷µÄJDKÊÇSun¹«Ë¾·¢²¼µÄJDK£¬³ýÁËSunÖ®Í⣬»¹Óкܶ๫˾ºÍ×éÖ¯¶¼¿ª·¢ÁË×Ô¼ºµÄJDK£¬ÀýÈçIBM¹«Ë¾¿ª·¢µÄJDK£¬BEA¹«Ë¾µÄJrocket£¬»¹ÓÐGNU×éÖ¯¿ª·¢µÄJDKµÈµÈ¡£ÆäÖÐIBMµÄJDK°üº¬µÄJVM£¨Java Virtual Machine£©ÔËÐÐЧÂÊÒª±ÈSun JDK°üº¬µÄJVM¸ß³öÐí¶à¡£¶ø×¨ÃÅÔËÐÐÔÚx86ƽ̨µÄJrocketÔÚ·þÎñ¶ËÔËÐÐЧÂÊÒ²Òª±ÈSun JDKºÃºÜ¶à¡£µ«²»¹ÜÔõô˵£¬ÎÒÃÇ»¹ÊÇÐèÒªÏȰÑSun JDKÕÆÎպᣠ
1¡¢ JDKµÄÏÂÔØºÍ°²×° 
JDKÓÖ½Ð×öJ2SE£¨Java2 SDK Standard Edition£©£¬¿ÉÒÔ´ÓSunµÄJavaÍøÕ¾ÉÏÏÂÔØµ½£¬http://java.sun.com/j2se/downloads.html ;;;£¬JDKµ±Ç°×îеİ汾ÊÇJ2SDK1.4.2£¬½¨ÒéÏÂÔØ¸Ã°æ±¾µÄJDK£¬ÏÂÔØÒ³ÃæÔÚÕâÀhttp://java.sun.com/j2se/1.4.2/download.html¡£ 
ÏÂÔØºÃµÄJDKÊÇÒ»¸ö¿ÉÖ´Ðа²×°³ÌÐò£¬Ä¬Èϰ²×°Íê±Ïºó»áÔÚC:Program FilesJavaĿ¼Ï°²×°Ò»Ì×JRE£¨¹©ä¯ÀÀÆ÷À´Ê¹Óã©£¬ÔÚC:j2sdk1.4.2ϰ²×°Ò»Ì×JDK£¨Ò²°üÀ¨Ò»Ì×JRE£©¡£È»ºóÎÒÃÇÐèÒªÔÚ»·¾³±äÁ¿PATHµÄ×îÇ°ÃæÔö¼ÓjavaµÄ·¾¶C:j2sdk1.4.2in¡£ÕâÑùJDK¾Í°²×°ºÃÁË¡£ 
2¡¢ JDKµÄÃüÁ¾ß 
JDKµÄ×îÖØÒªÃüÁîÐй¤¾ß£º 
java£º Æô¶¯JVMÖ´ÐÐclass 
javac£º Java±àÒëÆ÷ 
jar£º Java´ò°ü¹¤¾ß 
javadoc£º JavaÎĵµÉú³ÉÆ÷ 
ÕâЩÃüÁîÐбØÐëÒª·Ç³£·Ç³£ÊìϤ£¬¶ÔÓÚÿ¸ö²ÎÊý¶¼ÒªºÜ¾«Í¨²ÅÐС£¶ÔÓÚÕâЩÃüÁîµÄѧϰ£¬JDK DocumentationÉÏÓÐÏêϸµÄÎĵµ¡£
¶þ¡¢ JDK Documentation 
DocumentationÔÚJDKµÄÏÂÔØÒ³ÃæÒ²ÓÐÏÂÔØÁ¬½Ó£¬½¨ÒéͬʱÏÂÔØDocumentation¡£DocumentationÊÇ×î×îÖØÒªµÄ±à³ÌÊֲᣬº­¸ÇÁËÕû¸öJavaËùÓз½ÃæµÄÄÚÈݵÄÃèÊö¡£¿ÉÒÔÕâÑù˵£¬Ñ§Ï°Java±à³Ì£¬´ó²¿·Öʱ¼ä¶¼ÊÇ»¨ÔÚ¿´Õâ¸öDocumentationÉÏÃæµÄ¡£ÎÒÊÇËæÉíЯ´øµÄ£¬Ð´Java´úÂëµÄʱºò£¬ËæÊ±²é¿´£¬Ðëô§²»ÀëÊÖ¡£ 
Èý¡¢ Ó¦Ó÷þÎñÆ÷(App Server) 
App ServerÊÇÔËÐÐJavaÆóÒµ×é¼þµÄƽ̨£¬¹¹³ÉÁËÓ¦ÓÃÈí¼þµÄÖ÷ÒªÔËÐл·¾³¡£µ±Ç°Ö÷Á÷µÄApp ServerÊÇBEA¹«Ë¾µÄWeblogic&nbs


Ïà¹ØÎĵµ£º

JAVAµÄǰÊÀ½ñÉú

Õª×Ô£º°Ù¶È°Ù¿Æ      ×÷Õߣºyefeizi   ¸üÐÂʱ¼ä£º2009-10-11
JAVA¼ò½é
JavaÊÇÓÉSun Microsystems¹«Ë¾ÓÚ1995Äê5ÔÂÍÆ³öµÄJava³ÌÐòÉè¼ÆÓïÑÔ£¨ÒÔϼò³ÆJavaÓïÑÔ£©ºÍJavaƽ̨µÄ×ܳơ£ÓÃJavaʵÏÖµÄHotJavaä¯ÀÀÆ÷£¨Ö§³ÖJava applet£©ÏÔʾÁËJavaµÄ÷ÈÁ¦£º¿çƽ̨¡¢¶¯Ì¬µÄWeb¡¢Internet¼ÆËã¡£´Ó´ ......

´ÓCµ½JAVA£¬¿ªÊ¼ÎÒµÄIT²ËÄñ֮·£¡

ÕæÕý·¢ÏÖÈËÉúÐèҪ֪ʶµÄʱºò£¬ÎÒµÄÇà´ºÒѾ­ÀË·ÑÁËÒ»°ë¡£
ÓÚÊÇ¹ÄÆðÓÂÆøÀ´µ½±±´óÇàÄñѧϰIT£¬¼øÓÚ¶à·½¿¼ÂÇ£¬»¹ÊÇÑ¡ÔñÁËÈí¼þ²âÊÔ¡£
Èç½ñ¿ÎÒµµÄÒ»´ó°ëÒ²ÒѽáÊø£¬´Ó¸Õ¿ªÊ¼µÄÒ»ÎÞËùÖª£¬½¥½¥³É³¤ÎªÒ»¸ö²ËÄñ……
Ôڿγ̵Äѧϰ¹ý³ÌÖУ¬²Å½¥½¥·¢ÏÖ×Ô¼º¶ÔÓÚÕâ¸öÐÐÒµµÄÐËȤ£¬ÓÈÆäÊÇÈí¼þ¿ª·¢ÕâÒ»¿é¡£
ÉõÖÁ¶Ô×Ô¼ºÑ¡Ôñ×ö²â ......

ÎҵĵÚÒ»¸öFreeMarkerÄ£°åÉú³Éjava´úÂëµÄÀý×Ó

µÚÒ»²½.н¨Ò»¸öÄ£°åÎļþÒÔ.ftl½áβ¡£
IDAO.ftl
 package com.media.dao;
import java.util.List;
import com.media.bean.${model_name};
import com.media.exceptions.DAOException;
/**
* ${model_name_cn}½Ó¿Ú
*
* @author ${author}
* @link ${link}
*
* @version $Revision: 1.00 $ $Date: ......

javaµ÷ÓÃ.net Webservice

Ò»¡¢.net Server¶Ë
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Services;
using System.Web.Services.Protocols;
using System.Xml.Linq;
using System.Web.Services.Description;
namespace WebApplica ......

Java ³£¼ûÉè¼ÆÄ£Ê½

³£ÓõÄÉè¼ÆÄ£Ê½·ÖΪÈçÏ 23 ÖÖģʽ£º
Abstract Factory£º
Ìṩһ¸ö´´½¨Ò»ÏµÁÐÏà¹Ø»òÏ໥ÒÀÀµ¶ÔÏóµÄ½Ó¿Ú£¬¶øÎÞÐèÖ¸¶¨ËüÃǾßÌåµÄÀà¡£
Adapter£º
½«Ò»¸öÀàµÄ½Ó¿Úת»»³É¿Í»§Ï£ÍûµÄÁíÒ»¸ö½Ó¿Ú£¬Ê¹µÃÔ­À´ÓÉÓÚ½Ó¿Ú²»¼æÈݶø²»ÄÜÒ»Æð¹¤×÷µÄÄÇЩÀà¿ÉÒÔÒ»Æð¹¤×÷¡£
Bridge£º
½«³éÏ󲿷ÖÓëËüµÄʵÏÖ²¿·Ö·ÖÀ룬ʹ֮¿ÉÒÔ¶ÀÁ¢±ä»¯¡£
C ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ