一个简单的计算器，但感觉有点麻烦了。大家看看吧

用JAVA开发的售票系统希望能通过，-with JAVA development of the ticketing system hope that through, thank you

文件内容：灵活地回滚事务-contents of the paper : flexible undoes Service

在一个类中要用到另一个类的方法，通常是在文件 ∶ 头import进来，然后在用到时再new一个对象，我现在 ∶ 希望我的一个类里有一个方法，该方法接受一个类名和 ∶ 一个方法名，然后在在程序中动态的调用其他类的方法 ∶ 而不要在文件头import该类，免得每引用一个类的方法就要 ∶ 从新编译，如何实现呢？ ∶ 另外在java里调c++的dll文件我也没试通，请各位大虾 ∶ 指教！ ∶ 多谢，多谢！ -in one category to another category to use the method, usually in the paper : the first import coming, and then used again when a new object, I now : I hope there are a category of a method to accept a name and category : a method name, and then in the process of dynamic call other categories of methods : instead of the first import of such documents, to avoid every kind of a quote we should approach : new compiler, and how to realize? : Another java Lane in the c-dll file I have not had a trial, please prawns : enlighten! : Thank you, Thank you!

java版学生信息管理系统，数据库是access，里面有注释和相关的说明。-java version of student information management system, database access, there are Notes and the related notes.

基于java的用户界面美化，有很多实例讲解，学习的好资料-Java-based user interface landscaping, there are many examples to explain, learning good information

gcc的JAVA模块的源代码，对程序开发者具有非常大的参考价值-gcc JAVA module source code, the developers have great reference value

jtree树

StringBuffer和String用法上的一些区别!来吧!子解下基础的东西-StringBuffer and String usage of some distinction! Come on! Westerners- based things

老外的在线考试，用STRUTS做的，值得学习！-foreigner online examinations. STRUTS do, it is worth learning!

JAVA录音和播放，录音WAVE格式文件并播放。-JAVA recording and playback, recording and broadcast WAVE format.