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

javaÖеķâ×°Àà

·â×°ÀàÒ²½Ð°ü×°À࣬ÊÇÕë¶Ô°ËÖÖ»ù±¾¶¨ÒåÏàÓ¦µÄÒýÓÃÀàÐÍ¡£
      »ù±¾Êý¾ÝÀàÐÍ             ·â×°Àà
          boolean              Boolean
          byte                    Byte
          short                   Short
          int                       Integer
          long                    Long
          char                    Character
          float                    Float
          double                Double
·â×°ÀàÓ÷¨Àý×Ó1£º
    int i = 500;
    Integer t = new Integer(i);  //°Ñiת»»³ÉIntegerÀàÐ͵ĶÔÏót
    int j = t.intValue();    // °ÑIntegetÀàÐ͵ĶÔÏótת»»³ÉÕûÐÎ j£¬j = 500
    String s = t.toString();   // s = “500”£¬IntegerÄܵ÷ÓÃtoString·½·¨£¬ÒòΪIntegerµÄ¸¸ÀàÊÇObjectÀà¡£t±ä³ÉÁËtoStringÀàÐ͵ĶÔÏós.
    String s1 = Integer.toString(314);   // s1= “314“,Õâ¸öÊÇÖØÔØµÄ·½·¨¡£Õâ¸ötoString±»ÖØÐ´ÁË£¬¶øÇÒÊǾ²Ì¬µÄ£¬Ò


Ïà¹ØÎĵµ£º

sql 2005 ´æ´¢¹ý³Ì·ÖÒ³ java ´úÂë

 create PROCEDURE pagelist
@tablename nvarchar(50),
@fieldname nvarchar(50)='*',         
@pagesize int output,--ÿҳÏÔʾ¼Ç¼ÌõÊý
@currentpage int output,--µÚ¼¸Ò³
@orderid nvarchar(50),--Ö÷¼üÅÅÐò
@sort int,--ÅÅÐò·½Ê½£¬1±íʾÉýÐò£¬0±íʾ½µÐòÅÅÁÐ ......

javaʹÓÃrocksawºÍvserv tcpipʵÏÖ»ùÓÚICMPµÄPing¹¦ÄÜ

Ò»£º×¼±¸ www.savarese.org download
 1.  rocksaw-1.0.0-src.tar.gz
 2.  vserv-tcpip-0.9.2-src.tar.gz
¶þ£º±àÒëÔ´ÎļþµÃµ½jar°ü ʹÓÃAnt
 1.  build vserv-tcpip-0.9.2-src
      ÔÚvserv-tcpip-0.9.2Ŀ¼ÏÂÃæ½¨Ò»¸ötestsĿ¼£¬È»ºóÔÚcmd´°¿ÚϽøÈë ......

javaÕýÔò±í´ïʽ

javaÕýÔò±í´ïʽͨ¹ýjava.util.regex°üϵÄPatternÀàÓëMatcherÀàʵÏÖ(½¨ÒéÔÚÔĶÁ±¾ÎÄʱ,´ò¿ªjava APIÎĵµ,µ±½éÉܵ½Äĸö·½·¨Ê±,²é¿´java APIÖеķ½·¨ËµÃ÷,Ч¹û»á¸ü¼Ñ).
PatternÀàÓÃÓÚ´´½¨Ò»¸öÕýÔò±í´ïʽ,Ò²¿ÉÒÔ˵´´½¨Ò»¸öÆ¥Åäģʽ,ËüµÄ¹¹Ôì·½·¨ÊÇ˽ÓеÄ,²»¿ÉÒÔÖ±½Ó´´½¨,µ«¿ÉÒÔͨ¹ýPattern.complie(String regex)¼òµ¥¹¤³§·½· ......

Java¶àÏß³Ì

¶àÏß³Ì
Ị̈߳ºÊÇÖ¸½ø³ÌÖеÄÒ»¸öÖ´ÐÐÁ÷³Ì¡£
Ïß³ÌÓë½ø³ÌµÄÇø±ð£ºÃ¿¸ö½ø³Ì¶¼ÐèÒª²Ù×÷ϵͳΪÆä·ÖÅä¶ÀÁ¢µÄÄÚ´æµØÖ·¿Õ¼ä£¬¶øÍ¬Ò»½ø³ÌÖеÄËùÓÐÏß³ÌÔÚͬһ¿éµØÖ·¿Õ¼äÖй¤×÷£¬ÕâЩÏ߳̿ÉÒÔ¹²Ïíͬһ¿éÄÚ´æºÍϵͳ×ÊÔ´¡£
ÈçºÎ´´½¨Ò»¸öỊ̈߳¿
´´½¨Ïß³ÌÓÐÁ½ÖÖ·½Ê½£¬ÈçÏ£º
1¡¢ À©Õ¹java.lang.ThreadÀà
2¡¢ ʵÏÖRunnable½Ó¿Ú ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ