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

javaÖÐÓë(&)ºÍ»ò(|)ÔËËã

System.out.println(2|0); //0010 0000 =>0010 = 2
System.out.println(2|1); //0010 0001 =>0011 = 3
System.out.println(3|2); //0011 0010 =>0011 = 3
System.out.println(3&2); //0011 0010 =>0010 = 2
/*
  ÔÚjavaÖÐ0´ú±í¼Ù, 1´ú±íÕæ
  00011|0010  ´ÓÓÒµ½×ó±È½Ï0|1 = 1, 1|0 = 1 ½á¹ûΪ0011
  Ð¡Ìáʾ:Integer.toBinaryString(7),¿ÉÒÔ»ñµÃ7µÄ¶þ½øÖÆ
*/


Ïà¹ØÎĵµ£º

»ñÈ¡javaµÄ·¾¶

¶ÔÓÚJava³ÌÐò£¬ÎÞÂÛÊÇδ´ò°üµÄ»¹ÊÇ´ò°üµÄJAR»òWARÎļþ£¬ÓÐʱºò¶¼ÐèÒª»ñÈ¡ËüÔËÐÐËùÔÚĿ¼ÐÅÏ¢£¬ÈçºÎ×öµ½ÕâÒ»µãÄØ£¿
ÔÚJava´¦ÀíµÄÎļþϵͳÖУ¬Ä¿Â¼µÄ±íʾ·½Ê½ÓÐÁ½ÖÖ£º
£¨1£©¾ø¶ÔĿ¼£¬ËüÒÔ"/"ΪÆðʼ×Ö·û£¬´ú±í´Ó¸ùĿ¼Ï¿ªÊ¼Ñ°ÕÒ¸ø³öµÄĿ¼£¬Èç/c:/java
£¨2£©Ïà¶Ô·¾¶£¬ËüÒÔ²»´ø“/”µÄĿ¼Ãû±íʾ£¬±íʾÒÔµ±Ç ......

JAVA Á¬½Ó³Ø BoneCP ²âÊÔ£¨2£© with spring 3

¶îÍâJAR°ü£º
org.springframework.expression-3.0.1.RELEASE.jar
org.springframework.asm-3.0.1.RELEASE.jar
org.springframework.beans-3.0.1.RELEASE.jar
p:statementCacheSize="100"
<bean id="masterDataSource" class="com.jolbox.bonecp.BoneCPDataSource" destroy-method="close"
p:driverClass="com.m ......

¡¾Java EEѧϰ1¡¿——MyEclipseÊý¾Ý¿âÁ¬½Ó

×÷ÕߣºÐûÕ×Åô
------------------------------------------------------------------------------------------------------------------------------------------
¹¤×÷µÚÒ»²½£ºÊìϤMyEclipseµÄ»·¾³ÒÔ¼°Ö÷Òª¹¦ÄÜ¡£
¹¤×÷µÚ¶þ²½£º½¨Á¢Êý¾Ý¿âÁ¬½Ó
Êý¾Ý¿â£ºMySQL
1¡¢MySQLµÄÅäÖÃÓëÎÊÌâ½â¾ö
     Ïê¼ûÎ ......

java DOM ×¢ÒâÊÂÏî

1.  W3C°Ñ±êÇ©ÄÚµÄÎı¾²¿·ÖÒ²¶¨Òå³ÉÒ»¸öNode
2. 
Element¶ÔÏó´ú±íµÄÊÇXMLÎĵµÖеıêÇ©ÔªËØ
£¬¼Ì³ÐÓÚNode£¬ÒàÊÇNodeµÄ×îÖ÷ÒªµÄ×Ó¶ÔÏó
3.  Attrʵ¼ÊÉÏÊǰüº¬ÔÚElementÖеģ¬Ëü²¢²»Äܱ»¿´×÷ÊÇElementµÄ×Ó¶ÔÏó£¬Òò¶øÔÚDOMÖÐAttr²¢²»ÊÇDOMÊ÷µÄÒ»²¿·Ö£¬ËùÒÔNodeÖеĠ getparentNode()£¬getpreviousSiblin ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ