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Ò»¡¢java.util.Formatter
 
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import java.util.Calendar;
import java.util.Formatter;
import java.util.GregorianCalendar;
/**
* Formatter²âÊÔ
*
* @author leizhimin 2009-7-16 16:31:02
*/
public class TestFormatter {
        public static void main(String[] args) {
                //%[argument_index$][flags][width][.precision]conversion
                Formatter f1 = new Formatter(System.out);
                //¸ñʽ»¯Êä³ö×Ö·û´®ºÍÊý×Ö
                f1.format("¸ñʽ»¯Êä³ö£º%s %d", "a", 1235);
                System.out.println("\n--------");
                //ÈÕÆÚµÄ¸ñʽ»¯
                Calendar c = new GregorianCalendar();
                f1.format("µ±Ç°ÈÕÆÚ:%1$tY-%1$tm-%1$te", c);
                System.out.println("\n--------");
    &nbs


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import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
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* @author:narsh
* @time 2010-2-8
*/
public class getRegToMemery {
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Object Ordering
A List l may be sorted as follows.
Collections.sort(l);
If the List consists of String elements, it will be sorted into alphabetical order. If it consists of Date elements, it will be sorted into chronological order. How does this happen? String and Date both implement the Compara ......

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package test;   
public class TestFactory<T> {   
    private Class <T> cls;   
    public String testabc="";   
  
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