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ÐèÒªÓõ½²¼¾ÖÈÝÆ÷¹ÜÀíÆ÷(LayoutManager)£ºËüÓÃÓÚЭÖúÈÝÆ÷È·¶¨¼ÓÈëµÄ×é¼þ(°´Å¥µÈ)Ó¦¸Ã·ÅÖõÄλÖÃ
awtÌṩÁË4Öг£ÓõIJ¼¾ÖÈÝÆ÷¹ÜÀíÆ÷
>>FlowLayout
>>BorderLayout
>>GridLayout
>>CardLayout
appletĬÈÏʹÓÃFlowLayout,appletʹÓÃÈÝÆ÷¹ÜÀíÆ÷µÄ·½·¨ÈçÏ£º
setLayout (new BorderLayout)
setLayout()·½·¨ÊÇappletÀà¼Ì³ÐContainerÀàÖеķ½·¨¶øÀ´£¬Òò´ËÔÚapplet³ÌÐòÖпÉÒÔÖ±½Óµ÷ÓÃ
applet¼ÓÈë°´Å¥Ò»¶¨ÐèÒªÉÏÃæµÄÈÝÆ÷¹ÜÀíÆ÷ô£¿
²»Ò»¶¨£¬¿ÉÒÔÏÈ setLayout(null); È»ºó×Ô¼ºÈ·¶¨×é¼þ·ÅÖõÄϸ½Ú£¬´úÂëÂé·³¡£
Èç¹ûÄã²»Óò¼¾Ö¹ÜÀíÆ÷£¨JframeÖеÄÓ÷¨£©£º   
   JButton    b1    =    new    JButton("hello");   
   getContentPane().add(b1);   
   b1.setLocation(100,10);   
ÒÔÏÂÊÇÈÝÆ÷¹ÜÀíÆ÷³£ÓõÄ4ÖÖ²¼¾Öд·¨
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applet ʹÓà FlowLayout ²¼¾Ö£º
Ö¸¶¨²¼¾Ö:setLayout(new FlowLayout())
¼ÓÈë×é¼þ£ºadd(×é¼þʵÀý)
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¼ÓÈë×é¼þʹÓÃappletÀà¼Ì³ÐContainerÀàÖеķ½·¨³ÉÔ±add();
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import java.awt.*;
import java.applet.*;
public class UseFlowLayout extends Applet{
public void init()
{
       setLayout(new FlowLayout()); //ÒòΪÊÇĬÈϹÜÀíÆ÷£¬¿ÉÒÔÊ¡ÂÔ
//setLayout()·½·¨ÊÇappletÀà¼Ì³ÐContainerÀàÖеķ½·¨¶øÀ´£¬Òò´ËÔÚapplet³ÌÐòÖпÉÒÔÖ±½Óµ÷ÓÃ
       for(int i = 0; i<5;i++){
        add(new Button("°´Å¥" + i )); //¼ÓÈë5¸ö°´Å¥
//appletÀà¼Ì³ÐContainerÀàÖеķ½·¨³ÉÔ±add();
       }
}
}
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appletʹÓÃBorderLayout();
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import java.text.DateFormat;
import java.util.Calendar;
import java.util.Date;
/**
 * @author troy(J2EE)
 * @version 1.0
 */
public class Test {
 public static void main(String[] args) throws Exception {
  DateFormat df = DateFormat.getDateInstance();
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[Java Generics] get T.Class from T

 
/**
 * Copyright (c) 2010 IBOBO Corporation. All Rights Reserved.
 */
package com.ibm.util.dao.hib;
/**
 * [Java Generics] get T.Class from <T>
 * 
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public static boolean isBinary(File file) {
boolean isBinary = false;
try {
FileInputStream fin = new FileInputStream(file);
long len = file.length();
  for (int j = 0; j < (int) len; j++) {
int t = fin.read();
......
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