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主要了解深入理解Java虚拟机，JVM高级特性与最佳实践 软件的性能，都是从JVM 开始。很重要。(The further understanding of Java virtual machine: JVM advanced features and best practice of software performance is from JVM began. Very important. )

实现用户登录界面，方便用户查找自己的信息。节省时间。(To realize the user login interface, convenient for user to find their own information. To save time. )

carrydrop撒钱的例程,是repastJ软件的经典教程(throw money routines，It Is a classic repastJ software tutorials)

可以实现安卓中TabHost选项卡的功能，并且用意图进行跳转(Can realize the function of the TabHost TAB in the android, and with intention to jump)

Java软件设计，网络工程师，试卷，及其答案，很有用的，大家可以随意下在下来看(Java software design, network engineers, papers, and their answers, very useful, we can freely under the next term)

主要提供自定义工作流开发的资料，欢迎访问作者博客(Primarily provide custom workflow development information, please visit the author blog)

说明：  热血江湖 GM 工具，方便GM更好的操作游戏(Yulgang GM tool to facilitate better operation of the game GM)

企业员工管理系统、程序简单、功能强大、供大家学习研究(Employee Management System, procedures are simple, powerful for all to study and research)

说明：  Java网络编程精解（孙卫琴）源代码以及ppt(Java Network Programming refined solution (Sun Weiqin) source code, and ppt)

短信中间件，支持gsm modem和短信网关，大家可以集成进去，自行开发工作量较小(send message server library)