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前台实现grid的自动过滤，很好用，可以自己进行拓展。(Front to achieve the automatic filter grid, well used, can themselves expand.)

java 记忆游戏 MemoryGame(java game MemoryGame)

通过用JAVA语言编程出可以窗口聊天的程序，跟QQ聊天窗口差不多。(By using the JAVA programming language that can chat program window, with the QQ chat window almost.)

Test_lstore_3 extends Dx Test Case for Andriod.

免费java毕业设计论文：jva网络购物.JspShop网络购物系统(free java Graduation Thesis : jva shopping network. JspShop shopping network system)

jxta平台的开发包,2,4版本,含有源代码,所需要的其他的开发包等(Development kit for the jxta platform, version 2 / 4, containing source code, other development kits needed, etc.)

创建四个类，分别为Employee类、SalariedEmplyee类、HourlyEmployee类和CommissionEmployee类。其中Employee类是其他三个类的父类。Employee类包含姓名和身份证号。除此之外，SalariedEmployee类还应包含每月工资；HourlyEmployee类还应包含每小时工资数和工作时间数；CommissionEmployee还应包含提成比例和销售总额。每个类都应有合适的构造方法、数据成员的设置和读取方法。编写一个应用程序，创建这些类的对象，并输出与对象相关的信息。注意子类有时需调用父类的构造方法和被覆盖的方法，成员变量定义为private,对有些方法实现重载。 (Create four categories, namely the Employee class, SalariedEmplyee class, HourlyEmployee classes and CommissionEmployee classes. Employee class is the parent class where the other three classes. Employee class contains the name and ID number. In addition, SalariedEmployee class also includes a monthly salary HourlyEmployee class should also include the number of hourly wages and the number of working hours CommissionEmployee should also include the proportion and total sales commission. Each class should have the right to set and read the constructor method, data members. Write an application to create objects of these classes, and output information associated with the object. Sometimes need to call attention to a subclass of the parent class constructor and methods are covered, member variables defined as private, to achieve overloading of some methods.)

Test String.prototype.replace.

java面向对象的个人学习总结，适合于初学者，关于面向对象的思想核心，以及多态，继承，接口都有总结。(java object-oriented personal learning summary, suitable for beginners, the ideological core of the object-oriented, and polymorphism, inheritance, interface has summed.)

说明：  一只青蛙一次可以跳上1级台阶，也可以跳上2级。求该青蛙跳上一个n级的台阶总共有多少种跳法。要求：分别用普通方法和递归方法实现(A frog can jump up a step or two at a time. Find out how many jumping methods the frog can use to jump up an n-step. Requirements: Implemented by common method and recursive method respectively)