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/**
* ½»»»ÅÅÐò-ðÅÝÅÅÐò£¬ºËÐÄ˼Ïë ÒÔ´óСΪÒÀ¾Ý½»»»
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* */
public void bubbleSort(double[] a){
//½«Òª½øÐбȽϵÄÊý´óµÄ¾¡Á¿ÍùºóÅÅ£¬Ã¿´ÎÑ­»·°Ñ×î´óµÄÅÅÔÚÒªÅÅÐòÊý×éµÄĩλ¡£
boolean hasSwap = true;
for(int i = 1; i < a.length&& hasSwap; i ++){//Ñ­»·µÄ´ÎÊý

hasSwap = ......

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   Runtime runtime = Runtime.getRuntime();// ¿ªÊ¼µ÷Ó÷þÎñ¶Ë½Å±¾
   Process process = runtime.exec("encode.sh /home/tomcat6/kgedata/note_not_encode/ /home/tomcat6/kgedata/note_encode/");
 int exitVal = process.waitFor();
 System.out.prin ......

java ʵÏֵĶ˿ÚɨÃèÆ÷

import java.net.*;
import java.io.*;
public class PortScanner {
    public static void main(String args[]){
    String host="localhost";
    new PortScanner().scan(host);
    }
    public void scan(String host){
  ......

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import java.text.Format;
import java.text.SimpleDateFormat;
File file = new File("a.txt");
long time = file.lastModified();
Date d = new Date(time);
Format simpleFormat = new SimpleDateFormat("E dd MMM yyyy hh:mm:ss a");
String dateString = simpleFormat.format(d);
System.err.println(file.getN ......
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