这个是EJB3。0的教程 中文的 写的很不错

一个用JAVA画图程序-A drawing programme in Java

如果应用系统是面向多种语言的，编程时就不得不设法解决国际化问题，包括操作界面的风格问题、提示和帮助语言的版本问题、界面定制个性化问题等。由于Java语言具有平台无关、可移植性好等优点，并且提供了强大的类库，所以Java语言可以辅助我们解决上述问题。Java语言本身采用双字节字符编码，采用大汉字字符集，这就为解决国际化问题提供了很多方便。- If the application system faces the many kinds of languages, when programming can not but try to solve the internationalization problem, including the operation contact surface style question, the prompt and the help language edition question, the contact surface has custom-made the individuality question and so on. Because the Java language has the platform irrelevant, the probability is good and so on the merit, and has provided the formidable kind of storehouse, therefore the Java language may assist us to solve the above problem. Java language itself uses the pair of byte character coding, uses the big Chinese character character collection, this has provided very many convenient for the solution internationalization question.

模拟球的自由落体-simulated free-fall ball

用JAVA实现录音机功能-using JAVA recorder functions

本系统应用JSP、flashMX2004软件结合flash communication server服务，设计适合大众的视频电台。 主要功能: 1在线NJ视频，电台广播 2.提供公共聊天室 3.管理员功能：添加删除和编辑NJ、管理员、 节目信息、电台公告 4. 电台样式BANNER定义：（修改radio.css样式表） -JSP application of the system, flashMX2004 software integration services flash communication server, designed for the video public radio. The main functions : an online video NJ, radio 2. Public Chat Room 3. Administrator functions : Add delete and edit NJ, administrators and program information, radio Notice 4. Radio ads style definition : (revised radio.css style sheet)

Java语 言 的 产 生 及 其 特 点 Java程 序 开 发 与 运 行 环 境 Java程 序 设 计 基 础 Java应 用 程 序 的 基 本 框 架 Java的 类 Java图 形 用 户 接 口 -Java language and its characteristics Java Runtime Environment and Development Based on Java programming Java applications, the basic framework Java class Java graphical user interface

Semantic Web Ontology Editor -Semantic Web Ontology Editor

数据库连接池，可以自动增加数据库连接，也可以自动释放数据库连接-datasource pool

J2EE eclipse 下开发数据库一个插件-J2EE eclipse developed a plug-in database