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

java ½øÖÆ×ª»»

public class Test { 
      public static void main(String args[]) {  
        System.out.println(Integer.toBinaryString(20));   //Ê®½øÖÆ-->2½øÖÆ  
        System.out.println(Integer.toOctalString(20));    //Ê®½øÖÆ-->8½øÖÆ  
        System.out.println(Integer.toHexString(20));     //Ê®½øÖÆ-->16½øÖÆ  
        System.out.println(Integer.parseInt("10100", 2));  //2½øÖÆ×ª»»³ÉÊ®½øÖÆ  
        System.out.println(Integer.parseInt("24", 8));       //8½øÖÆ×ª»»³ÉÊ®½øÖÆ  
        System.out.println(Integer.parseInt("14", 16));     //16½øÖÆ×ª»»³ÉÊ®½øÖÆ  
    }  
 
}


Ïà¹ØÎĵµ£º

java ¼¯ºÏ¿ò¼Ü(Collection)ºÍÊý×éµÄÅÅÐò

java ¼¯ºÏ¿ò¼Ü(Collection)ºÍÊý×éµÄÅÅÐò 
 ¸ù¾ÝÔ¼¶¨£¬ÔÚʹÓÃjava±à³ÌµÄʱºòÓ¦¾¡¿ÉÄܵÄʹÓÃÏÖÓеÄÀà¿â£¬µ±È»ÄãÒ²¿ÉÒÔ×Ô¼º±àдһ¸öÅÅÐòµÄ·½·¨£¬»òÕß¿ò¼Ü£¬µ«ÊÇÓм¸¸öÈËÄÜдµÃ±ÈJDKÀïµÄ»¹ÒªºÃÄØ£¿Ê¹ÓÃÏÖÓеÄÀàµÄÁíÒ»¸öºÃ´¦ÊÇ´úÂëÒ×ÓÚÔĶÁºÍά»¤£¬ÕâÆªÎÄÕÂÖ÷Òª½²µÄÊÇÈçºÎʹÓÃÏÖÓеÄÀà¿â¶ÔÊý×éºÍ¸÷ÖÖCollectionÈÝÆ÷½ø ......

´«ÖDz¥¿ÍJAVAÅàѵ2010 4 26SVN/CVS×ܽá

      ½ñÌìÎÒÔÚ×ö·É»ú¡£ÎªÊ²Ã´ËµÎÒÔÚ×ö·É»úÄØ£¡ÒòΪÕâÊÇÎÒ½ø´«ÖDz¥¿ÍÒÔÀ´£¬¸öÈ˸оõ·Ç³£ÖØÒªµÄÒ»ÌÿΣ¬µ«ÊÇÎÒ²»ÄÜÒ»ÏÂ×Ó¼ÇסËùËùÓеĶ«Î÷£¬×òÌìÍíÉÏ£¬¿´ÊÓÆµ¿´µ½ÍíÉÏÈýµã£¬½ñÌìÉϿκÜÏ뼯ÖÐ×¢ÒâÁ¦£¬µ«ÊÇ×îÖÕ»¹ÊÇÈ̲»×¡´òÁËî§Ë¯£¬µ«½ñÌìµÄµÄ¿Î¸øÎҵĸоõÊǷdz£¾ßÓÐÁ¬¹áÐÔ£¬Ç°ÃæµÄ¿ÎÈç¹ûÌýµÃ²»ÊǺÜÇ ......

¸Ä½øµÄJava XMLÎļþºÏ²¢¹¤¾ßÀà

¹¤×÷ÖÐÓöµ½ÐèÒªºÏ²¢XMLµÄÎÊÌ⣬Ëì´ÓÍøÉϲéÕÒÏà¹Ø×ÊÁÏ£¬
1¡¢ ¡¶ XML merging made easy  

¡·
2 ¡¢¡¶javaÖкϲ¢xmlÎĵµµÄÉè¼ÆÓëʵÏÖ 
¡·
²âÊÔºó·¢ÏÖ¾ù²»·ûºÏʵ¼ÊÐèÇó£¬Êµ¼ÊÐèÇóÈçÏ£º
file1.xml: 
<root>
<a>
<b name="1"/>
</a>
<d /& ......

javaʵÏÖ¶ÁÈ¡XMLÎļþÊý¾Ý²åÈëµ½Êý¾Ý¿âÖÐ

package com.flxx.docUrl;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
import java.util.List;
import org.jdom.Document;
import org.jdom.Element;
import org.jdom.input.SAXBuilder;
import org.jdom.output.Format;
import org.jd ......

eclipseÖн«javaÏîĿתΪwebÏîÄ¿


1.ÐÞ¸ÄÏîÄ¿µÄ.projectÎļþ£¬±£´æ£¬Ë¢Ð¹¤³Ì¡£
    ÔÚ<natures>
         …
      </natures>
   Ö®¼äÌí¼ÓÏÂÁÐÈýÐÐÅäÖÃ
<nature>org.eclipse.wst.common.project.facet.core.nature</n ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ