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Java APIÕë¶Ô¼¯ºÏÀàÐÍÅÅÐòÌṩÁËÁ½ÖÖÖ§³Ö£º
java.util.Collections.sort(java.util.List) 
java.util.Collections.sort(java.util.List, java.util.Comparator) 
 
µÚÒ»¸ö·½·¨ÒªÇóËùÅÅÐòµÄÔªËØÀà±ØÐëʵÏÖjava.lang.Comparable½Ó¿Ú¡£
µÚ¶þ¸ö·½·¨ÒªÇóʵÏÖÒ»¸öjava.util.Comparator½Ó¿Ú¡£
 
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Èç¹ûÊý×é»ò¼¯ºÏÔªËØÊÇStringÀàÐÍ£¬Ôò¿ÉÒÔÀûÓÃJava APIʵÏÖµÄComparator<String>¶ÔÏóString.CASE_INSENSITIVE_ORDERΪÈÝÆ÷ÔªËØÅÅÐò¡£
 
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Àý×ÓÒ»£ºÊµÏÖComparable½Ó¿ÚÅÅÐò
 
package collsort.comparable; 
/** 
* Created by IntelliJ IDEA. 
* User: leizhimin 
* Date: 2008-3-29 22:21:19 
* Company: LavaSoft(http://lavasoft.blog.51cto.com) 
* ÒªÅÅÐòµÄÔªËØ¶ÔÏó 
*/ 
public class  ......

javaÐòÁл¯£¨Serializable£©(ZZ)


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×î½ü·¢ÏÖ javaץȡ²»µ½baiduÊ×Ò³Ô´´úÂë

try{
  
   URL url=new URL("http://baidu.com");
   BufferedReader br=new BufferedReader(new InputStreamReader(url.openStream()));
   String s="";
   StringBuffer sb=new StringBuffer("");
   while((s=br.readLine())!=null) {    
    sb.append(s+"\r\n");   
   }
   br.close();
  System.out.println(sb.toString());
  }
  catch(Exception e){
   return "error open url" + strUrl;
  
  } 
½á¹ûÏÔʾ£º
<html>/r/n<meta http-equiv="refresh" content="0;url=http://www.baidu.com/">/r/n</html>/r/n
ÊDz»ÊÇ°Ù¶ÈÆÁ±ÎÁËʲô£¿ ......

ÈýÖÖËã·¨Çó×î´ó×ӶκÍÎÊÌâ——JavaʵÏÖ

¸ø¶¨ÓÉn¸öÕûÊý×é³ÉµÄÐòÁÐ(a1, a2, …, an)£¬Çó¸ÃÐòÁеÄ×Ӷκ͵Ä×î´óÖµ£¬µ±ËùÓÐÕûÊý¾ùΪ¸ºÕûÊýʱ£¬Æä×î´ó×ӶκÍΪ0¡£
LargestSubsegmentSum1.java                        //ÂùÁ¦Ëã·¨
import java.util.*;
public class LargestSubsegmentSum1
{
 public static void main(String[] args)
 {
  /**
   *´Ó¼üÅÌÊäÈëËùÒªÇóµÄÐòÁеij¤¶Èn
   */
  Scanner in=new Scanner(System.in);
  
  System.out.println("Please enter the length of segment you want to make(ÊäÈëÄãÒªÇóµÄÐòÁеij¤¶È):");
  int n=in.nextInt();
  /**
   *´Ó¼üÅÌÊäÈëËùÒªÇóµÄÐòÁУ¬´æ´¢ÔÚa[n]ÖÐ
   */
  int[] a=new int[n];
  System.out.println("Now,please enter the elements of the segment you want(ÏÖÔÚÇëÒÀ´ÎÊäÈëÕâ¸öÐòÁаüº¬µÄÔªËØ(ÕûÊý)):");
  for(int i=0;i<n;i++)
  {
&nb ......

»ØËÝ·¨Çó½â ¡°n »Êºó ÎÊÌ⡱——Java ʵÏÖ

 ÔÚn×n¸ñµÄÆåÅÌÉÏ·ÅÖñ˴˲»Êܹ¥»÷µÄn¸ö»Êºó¡£°´ÕÕ¹ú¼ÊÏóÆåµÄ¹æÔò£¬»Êºó¿ÉÒÔ¹¥»÷ÓëÖ®´¦ÔÚͬһÐлòͬһÁлòͬһбÏßÉÏµÄÆå×Ó¡£nºóÎÊÌâµÈ¼ÛÓÚÔÚn×n¸ñµÄÆåÅÌÉÏ·ÅÖÃn¸ö»Êºó£¬ÈκÎ2¸ö»Êºó²»·ÅÔÚͬһÐлòͬһÁлòͬһбÏßÉÏ¡£
»ØËÝËã·¨ÃèÊö£º
void Queue(int n)
   {
       for (i=1; i<=n; i++)    //³õʼ»¯
          x[i]=0;
       k=1;
       while (k>=1)
       {
            x[k]=x[k]+1;     //ÔÚÏÂÒ»ÁзÅÖõÚk¸ö»Êºó
            while (x[k]<=n && !Place(k))
            x[k]=x[k]+1;     //ËÑË÷ÏÂÒ»ÁÐ
            if (x[k]<=n ......

CentOS 5 Ï SUN JAVA JRE 1.6 µÄ°²×°

µ½http://java.sun.com/javase/downloads/index.jspÏÂÔØ JRE 1.6£¬Ä¿Ç°£¨2008Äê3ÔÂ5ÈÕ£©µÄ°æ±¾ÊÇJava SE Runtime Environment 6 Update 5.
×¢Ò⣺ҪÏÂÔØµÄÊÇLinux self-extracting file¶ø·ÇLinux RPM in self-extracting file
ÏÂÃæÖ´ÐеÄÃüÁîÊÇÔÚrootÌØÈ¨ÕÊ»§ÏÂÖ´ÐеÄ
ÏÂÔØµ½µÄÎļþÊÇjre-6u5-linux-i586.bin
²½Öè1£º mv jre-6u5-linux-i586.bin /opt/
²½Öè2£º cd /opt/
            chmod +x jre-6u5-linux-i586.bin
²½Öè3£º ./jre-6u5-linux-i586.bin
    ÔĶÁÍêlicenseºó£¬ÊäÈëyes
²½Öè4£º rm jre-6u5-linux-i586.bin
²½Öè5£º ln -s /opt/jre1.6.0_05/plugin/i386/ns7/libjavaplugin_oji.so /usr/lib/mozilla/plugins/
²½Öè6£º vi /etc/profile.d/java.sh
    ÊäÈëexport J2RE_HOME=/opt/jre1.6.0_05
        export PATH=$J2RE_HOME/bin:$PATH
    ²¢ÔÚÎļþβÔÙÊäÈëÒ»¸ö»Ø³µÐγÉÒ»¿ÕÐÐ
²½Öè7£ºsource /etc/profile.d/java.sh
²½Öè8£º alternatives --install /usr/bin/java java /opt/jre1.6.0_05/bin/java 2
²½Öè9£º a ......
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