Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

javaÃÀ»¯½çÃæ°ü

µ¼ÈëÅäÖÃjar°ü substance.jar
È»ºóÔÚframeµÄÖ÷º¯Êý ¼ÓÈëÈçÏ´úÂë
 JFrame.setDefaultLookAndFeelDecorated(true);
   JDialog.setDefaultLookAndFeelDecorated(true);
   try {
   UIManager.setLookAndFeel(new org.jvnet.substance.skin.SubstanceModerateLookAndFeel()) ;
  } catch (UnsupportedLookAndFeelException e) {
   e.printStackTrace();
  }  
  FontUIResource f = new FontUIResource("", Font.PLAIN, 14);
  java.util.Enumeration keys = UIManager.getDefaults().keys();
  while (keys.hasMoreElements()) {
   Object key = keys.nextElement();
   Object value = UIManager.get(key);
   if (value instanceof javax.swing.plaf.FontUIResource){
    UIManager.put(key, f);
   }    
  }
È»ºó¼´¿ÉÒÔÃÀ»¯½çÃæ


Ïà¹ØÎĵµ£º

javaÈëÃÅ

 Javaѧϰ´ÓÈëÃŵ½¾«Í¨ 
Ò»¡¢ JDK (Java Development Kit) 
JDKÊÇÕû¸öJavaµÄºËÐÄ£¬°üÀ¨ÁËJavaÔËÐл·¾³£¨Java Runtime Envirnment£©£¬Ò»¶ÑJava¹¤¾ßºÍJava»ù´¡µÄÀà¿â(rt.jar)¡£²»ÂÛʲôJavaÓ¦Ó÷þÎñÆ÷ʵÖʶ¼ÊÇÄÚÖÃÁËij¸ö°æ±¾µÄJDK¡£Òò´ËÕÆÎÕJDKÊÇѧºÃJavaµÄµÚÒ»²½¡£×îÖ÷Á÷µÄJ ......

Java NIO APIÏê½â

 
Java NIO APIÏê½â
ÔÚJDK
1.4ÒÔǰ£¬JavaµÄIO²Ù×÷¼¯ÖÐÔÚjava.ioÕâ¸ö°üÖУ¬ÊÇ»ùÓÚÁ÷µÄ×èÈû£¨blocking£©API¡£¶ÔÓÚ´ó¶àÊýÓ¦ÓÃÀ´Ëµ£¬ÕâÑùµÄAPIʹÓúܷ½
±ã£¬È»¶ø£¬Ò»Ð©¶ÔÐÔÄÜÒªÇó½Ï¸ßµÄÓ¦Óã¬ÓÈÆäÊÇ·þÎñ¶ËÓ¦Óã¬ÍùÍùÐèÒªÒ»¸ö¸üΪÓÐЧµÄ·½Ê½À´´¦ÀíIO¡£´ÓJDK 1.4Æð£¬NIO
API×÷Ϊһ¸ö»ùÓÚ»º³åÇø£¬²¢ÄÜÌṩ·Ç×èÈû(non-blo ......

Java 5.0 ·ºÐÍÖ® ͨÅä·û

package Demo;
// ͨÅä·û
class Info14<T> {
private T var; // ¶¨Òå·ºÐͱäÁ¿
public void setVar(T var) {
this.var = var;
}
public T getVar() {
return this.var;
}
public String toString() { // Ö±½Ó´òÓ¡
return this.var.toString();
}
}
public class GenericsDemo14 {
public ......

ͨ¹ýJava·´Éäµ÷Ó÷½·¨

ͨ¹ýJava·´Éäµ÷Ó÷½·¨
 
ÕâÊǸö²âÊÔÓõÄÀý×Ó£¬Í¨¹ý·´Éäµ÷ÓöÔÏóµÄ·½·¨¡£
 
 
TestRef.java
import java.lang.reflect.Method;
import java.lang.reflect.InvocationTargetException;
/**
* Created by IntelliJ IDEA.
* File: TestRef.java
* User: leizhimin
* Date: 2008-1-28 14:48:44 ......

java×ö¼ÆËãÆ÷×¢ÒâµÄÎÊÌâ

ÀàÐÍת»» Îı¾¿òStringתΪdouble  Double·â×°Àà
Òì³£´¦Àí
ÏÔʾ¸ñʽ
ÕûÊý½á¹ûĩβȥ.0              
Ê×λ²»ÄÜΪ0  
+/- ÎÊÌâ  Êý´óÓÐbug
Á¬¼ÓÁ¬¼õÎÊÌâ
»ØÍË
³ý0±¨´í
²»ÄܳöÏÖ¶à¸öµã °´ÁËÒ»¸öµãÔÙ°´Ã»ÓÐ
×Ö·û´®ÊDz ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ