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

java exception javaÒì³£»ã×Ü2009

java exception ½â¾ö·½°¸ - ÎÒµÄÒì³£Íø|Òì³£|exception|myexception 831 - ActionMessages 832 - could not instantiate id generator 833 - javax.servlet.jsp.JspException 834 - javax.naming.NoInitialContextException 835 - net.sf.hibernate.HibernateException 836 - org.hibernate.exception.GenericJDBCException 837 - ÎÞ·¨µÃµ½·µ»ØµÄÒì³£ÐÅÏ¢ 838 - java.lang.IllegalStateException 839 - a different object with the same identifier value was already associated with the session 840 - FileNotFoundException 841 - saveErrors 842 - ÄÚ´æÒç³öÒì³£ 843 - Òì³£²¶»ñ 844 - ActionErrors 845 - net.sf.hibernate.QueryException 846 - exceptionÔÚ¿ª·¢Öеĺô¦ 847 - org.springframework.beans.factory.NoSuchBeanDefinitionException 848 - org.apache.commons.beanutils.ConversionException 849 - The markup in the document preceding the root element must be well-formed 850 - java.sql.SQLException


Ïà¹ØÎĵµ£º

JAVAÎļþ²Ù×÷

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.nio.channels.FileChannel;
public class DealFile {
     /**
      * ɾ³ýÎļþ
  ......

Java 2 SDK »·¾³

 
rem ¿´µ½ºÜ¶à³õѧÕß·´¸´ÎÊÕâ¸öÎÊÌ⣬дÁËÒ»¸öºÜ¼òµ¥µÄÒ»¸ö½Å±¾£¬ÓÃÓÚ×Ô¶¯ÉèÖû·¾³±äÁ¿¡£°Ñ´úÂ뿽±´£¬Áí´æÎªjavaEnv.bat¡£°²×°ÍêJava 2 SDKÖ®ºó£¬¿ªÒ»¸öÃüÁîÐд°¿Ú,ÊäÈëjavaEnv java2SDKDir(java2SDKDirÊÇÄãµÄjavaµÄ°²×°Ä¿Â¼£¬²»´øÂ·¾¶×îºóµÄ\¡£Èç¹û°²×°Â·¾¶ÖÐÓпոñ£¬ÇëÓÃjavaEnv "java2SDKDir"¸ñʽ)²¢ÔËÐС£(×¢£ºÒ ......

java httpclient£¨1£©

HTTP(Hyper-Text Transfer Protocol)Êǵ±Ç°ÒòÌØÍøÉÏʹÓÃ×î¶àµÄЭÒé¡£ÍøÂç·þÎñ£¬ÍøÂçÉ豸ÒÔ¼°ÍøÂç¼ÆËãµÄÔö³¤²»½öÔö¼ÓÁËÐèÒªHTTPÖ§³ÖµÄµÄÓ¦ÓóÌÐò£¬»¹À©Õ¹ÁËHTTPµÄ½ÇÉ«£¬Ê¹Æä²»½ö½öÓ¦ÓÃÓÚÓû§Çý¶¯µÄwebä¯ÀÀÆ÷¡£ java.net°üÌṩͨ¹ýHTTP·ÃÎÊ×ÊÔ´µÄ»ù±¾¹¦ÄÜ¡£HttpClientÉ跨ͨ¹ýʵÏÖÒ»¸ö¸ßЧµÄ£¬×îÐµģ¬¹¦ÄܷḻµÄHttp¿Í»§¶ËÀ ......

(1) Java ¼¼ÊõµÄ»ýÀÛ _DaemonÊØ»¤Ïß³Ì

 
Ïß³Ì Thread setDaemon ·½·¨

2009Äê07ÔÂ24ÈÕ ÐÇÆÚÎå 14:37

Thread setDaemon ·½·¨
import java.io.IOException;
/*
* ÊØ»¤Ïß³ÌÔÚûÓÐÓû§Ï߳̿ɷþÎñʱ×Ô¶¯À뿪
* ÔÚJavaÖбȽÏÌØÊâµÄÏß³ÌÊDZ»³ÆÎªÊØ»¤£¨Daemon£©Ï̵߳ĵͼ¶±ðÏ̡߳£
* Õâ¸ö ......

java±ÊÊԱر¸µÄ»ù´¡ÖªÊ¶×ܽá

java»ù´¡¼¼Êõ֪ʶ¸´Ï°
Ò»¡¢    ¼ÆËã»ú»ù´¡ÖªÊ¶£º°üÀ¨Êý¾Ý½á¹¹ÖеĻù±¾Ëã·¨£¬¼ÆËã»úÍøÂçµÄOSI£¬TCP/IPÄ£ÐÍ¡£
 
¼ÆËã»úÍøÂçµÄOSI£ºOSI(Open System Interconnnection OSI)¿ª·Åʽϵͳ»¥Á¬£¬       ÊÇÓɹú¼Ê»¯±ê×¼×éÖ¯£¨ISO£©Öƶ¨µÄ±ê×¼»¯¿ª·ÅʽµÄ¼ÆËã»úÍøÂç²ã´Î½á¹¹Ä£ÐÍ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ