Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

javaͬһÓû§µÇ¼ÎÊÌâ

javaͬһÓû§µÇ¼ÎÊÌâ
1.ÉϸöÔÂÒ²ÓÐÌÖÂÛÕâ¸öÎÊÌâµÄ,ÓкöàÈ˶¼·¢±íÁËÒâ¼û,µ«Ò²Ã»Óбê×¼µÄ´ð°¸
ÎÒ¿´µ½Ò»¸ö,:½«SEssionID´æÈëDBÖÐ,µ±ÄãµÇ¼ʱ,Åжϵ±Ç°µÄSEssionIDºÍDB
ÀïÊDz»ÊÇͬһ¸ö,Èç¹û²»ÊÇ,˵Ã÷ÊǵڶþÈ˵ǼÁË,ÄǾͽ«DBÀïµÄSESSIONID×¢Ïú
È»ºóÔÙ´¦ÀíµÚ¶þ¸öµÇ¼.
2.ÔÚContextÖн¨Á¢Ò»¸öMap <String,Sission>,´æ·ÅµÄÊÇÓû§ÃûºÍÓû§µÄsession.
µ±Óû§µÇ¼ʱÏÈ´ÓContextÖмì²éMapÖÐÓÐÎÞ´ËusernameµÄKEY,À´ÅжÏÓû§ÊÇ·ñµÇ¼.
ÓÉÓÚMapÖдæ·ÅµÄvalueÊÇÓû§µÄsession,ËùÒÔ»¹¿ÉÒÔʹºóµÇ½Óû§ÌßµôÏÈÇ°Óû§.
²»¹ýÒªÔÚ¹¤³ÌϼÓÒ»¸ösessionµÄ¼àÌýÆ÷,µ±Óû§sessionʧЧʱҪ¼°Ê±°ÑÓû§ÔÚContextµÄMapÀïÃæµÄK/VÒƳýµô.


Ïà¹ØÎĵµ£º

JavaʵÏÖµÄ3D¼ÆËã»úͼÐÎÀà¿âÓëÒýÇæ

¿çƽ̨ÈýάͼÐοª·¢¹¤¾ß°üJava 3D
    ¹Ù·½Ö÷Ò³£ºhttps://java3d.dev.java.net/
    Java 3DÑϸñ×ñÑ­“½¨Ä££­»æÖÆ”·ºÐÍ¡£³¡¾°Í¼£¨scene graph£©µÄ³éÏóÄ£Ðͱ»ÓÃÀ´×éÖ¯ºÍά»¤ÐéÄⳡ¾°ÖеĿÉÊǶÔÏó¼°ÆäÐÐΪ¡£³¡¾°Í¼°üº¬ÁËÐéÄâͼÐÎÊÀ½çµÄÈ«²¿ÐÅÏ¢£¬Java 3D»æÖÆÒýÇæ»á¶Ô³¡¾°Í¼½øÐÐ×Ô ......

JavaÕýÔò±í´ïʽÏê½â


Èç¹ûÄãÔø¾­ÓùýPerl»òÈκÎÆäËûÄÚ½¨ÕýÔò±í´ïʽ֧³ÖµÄÓïÑÔ£¬ÄãÒ»¶¨ÖªµÀÓÃÕýÔò±í´ïʽ´¦ÀíÎı¾ºÍÆ¥ÅäģʽÊǶàô¼òµ¥¡£Èç¹ûÄã²»ÊìϤÕâ¸öÊõÓÄÇô“ÕýÔò±í´ïʽ”£¨Regular Expression£©¾ÍÊÇÒ»¸ö×Ö·û¹¹³ÉµÄ´®£¬Ëü¶¨ÒåÁËÒ»¸öÓÃÀ´ËÑË÷Æ¥Åä×Ö·û´®µÄģʽ¡£
Ðí¶àÓïÑÔ£¬°üÀ¨Perl¡¢PHP¡¢Python¡¢JavaScriptºÍJScript£¬¶¼Ö§ ......

JAVA WebServiceʵÀý

Ò»¡¢Axis°²×° 1¡¢»·¾³ J2SE SDK 1.5 or 1.6: ÎÒʹÓà 1.6 Servlet Container: ÎÒʹÓõÄTomcat 6.0
2¡¢µ½ http://ws.apache.org/Axis/ÍøÕ¾ÏÂÔØAxis°²×°°ü
3¡¢ÏÈÔÚeclipseÏÂн¨web projectΪWebServiceDemo.ÔÚTomcatµÄÅäÖÃxmlÅäÖÃÉÏ£º<Context path="/webservice" docBase="D:\workspace\WebServiceDemo\WebRoot"/>. ......

java¶àÏ̱߳£´æoracleµÄblob×Ö¶ÎÔÚ±¾µØÉú³ÉͼÏñ

ǰЩÈÕ×ÓÕÛÌÚµÄÔÚÏßÅÄÕÕ£¬ÓÉÓÚÖ»ÊǸüÐÂblob×ֶΣ¬Ã»ÓÐÔÚ±¾µØ±£´æÕÕƬ£¬µ¼Ö¿ͻ§ÅÄÄÔÃÅÏëÒªµÄʱºò²»ÄÜÂíÉÏÄóöÀ´¡£Ã»ËµµÄË­Èù˿ÍÊÇÉϵÛÄØ£¬×ö°É¡£Ê¹ÓÃÏ̳߳ش´½¨Èý¸öÏß³ÌÈÃ×Ô¶¨Ò»¸öÏß³ÌÄ¿±ê¹²Ïí£¨Ò²¾ÍÊǰѱíÀïµÄ¼Ç¼·Ö³Én×éͬʱִÐе¼³ö£©¡£³ÌÐòºÜ¼òµ¥£¬Ò»¹²ËĸöÀàºÍÒ»¸öojdbc14.jar°ü¡£ÓÉÓÚsqlÓï¾äд´íÁËÔì³É¶à¸öÏ̶߳ÔÒ»¸ ......

javaÎļþºÍÎļþ¼ÐµÄ²Ù×÷

import java.io.BufferedReader;  
import java.io.File;  
import java.io.FileInputStream;  
import java.io.FileOutputStream;  
import java.io.FileWriter;  
import java.io.IOException;  
import java.io.InputStream;  
im ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ