易截截图软件、单文件、免安装、纯绿色、仅160KB

用Java代码查看系统默认字符集编码

public class EchoDefaultSystemEncoding
{
    public static void main(String[] args)
    {
           String encoding = System.getProperty("file.encoding");
           System.out.println("Default System Encoding:" + encoding);
    }
}


相关文档:

Java设计模式之:Iterator链表模式

先来了解一下链表模式的原理:
首先写一个JavaBean,内容是要添加的元素和该元素的节点。
public class NodeBean implements Serializable
{
   
    private Object data; //元素本身
    private NodeBean next; //下一个节点
   
  &n ......

[转]Does Java pass by reference or pass by value?

http://www.javaworld.com/javaworld/javaqa/2000-05/03-qa-0526-pass.html
Does Java pass by reference or pass by value?
Why can't you swap in Java?
By Tony
Sintes, JavaWorld.com, 05/26/00

Print
Email
Feedback
Resources
Discuss
(76)
Digg
Reddit
SlashDot
Stumble
......

java面试题,质数求和

public class Test {
 /**
  * @param args
  */
 public static void main(String[] args) {
  /**
   * 求质数和,
   * 如:
   * sum(1)=2=2
   * sum(2)=2+3=5
   * sum(3)=2+3+5=10
   * sum(4)=2+3+5+7=17
& ......

Java对象拷贝

public class Person implements Serializable {
    private String name;
    private int age;
    private GregorianCalendar birthday;
    public Person(){
       
    }
    p ......
© 2009 ej38.com All Rights Reserved. 关于E健网联系我们 | 站点地图 | 赣ICP备09004571号