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System.currentTimeMillis()  
System.currentTimeMillis()
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public class bb {   
    public static void main(String[] args) {   
        // TODO Auto-generated method stub       
        SimpleDateFormat df = new SimpleDateFormat("yyyyMMddhhmmss");   
        String dateString = "20071128175545";   
        try {   
            Date date = df.parse(dateString);   
            System.out.println(df.format(date));   
        } catch (Exception ex) {   
            System.out.println(ex.getMessage());   
        }   
    }   
  
}  
public class bb {
public static void main(String[] args) {
// TODO Auto-generated method stub
SimpleDateFormat df = new SimpleDateFormat("yyyyMMddhhmmss");
String dateString = "20071128175545";
try {
Date date = df.parse(dateString);
System.out.println(df.format(date));
} catch (Exception ex) {
System.out.println(ex.getMessage());
}
}
}
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·ActionContext ctx = ActionContext.getContext();
  HttpServletRequest request = (HttpServletRequest) ctx.get(ServletActionContext.HTTP_REQUEST);  ......

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file1.xml: 
<root>
<a>
<b name="1"/>
</a>
<d /& ......

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package com.xiaobian;   
  
public class BubbleSort {   
    //ðÅÝÅÅÐò   
    public static void bubbleSort(int[] data){   
      &n ......

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public class Test { 
      public static void main(String args[]) {  
        System.out.println(Integer.toBinaryString(20));   //Ê®½øÖÆ-->2½øÖÆ  
        System ......
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