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spingsecurity的demo，初学者可根据注释和代码进行学习(Spingsecurity demo, beginners can learn from comments and code)

用MFC写的商品管理系统，功能完善，可以增加删除查询修改以及统计商品信息(Written with MFC merchandise management system fully functional, you can add delete modify the query and statistical information goods)

坦克大战单机版，有5关，不通的难度，模仿经典游戏坦克大战开发的(ank war single version, there are 5 passes, impractical difficulty, imitation of classic game tank war development.)

This is a sample for multi thread java application. Is pretty easy for doing large data processing

最新JAVA编程题全集_50题及答案，收集了最新的一些java试题，有很详细的解答(Complete _50 latest JAVA programming problems questions and answers, a collection of some of the latest java questions, there is a very detailed answer)

先它是一个开源的项目；它是一个基于IoC和AOP的构架多层j2ee系统的框架，但它不强迫你必须在每一层 中必须使用Spring，因为它模块化的很好，允许你根据自己的需要选择使用它的某一个模块(First it is an open source project it is a framework based on IoC and AOP framework for multi-j2ee system, but it does not force you to use in each layer must be Spring, because it is very modular, allowing you to according to their need to select a module to use it)

JAVA-计算器JAVA-calculator JAVA-calculator (JAVA-Calculator JAVA-calculator JAVA-calculator)

说明：  Excel的导出,主要针对项目中使用到poi的说明........................(Export of Excel, mainly for the description of POI used in projects)

java实现的浮点数编码遗传算法，很有用，只需更改适应度函数即可(the complement of genetic algorithm by java, which is very useful via changing the fitness function for any use.)

美国空军标准的飞行器气动计算软件DATCOM的可视化版本，使用更加方便！(A software with GUI, which can be used to calculate aerodynamic characteristics of a aircraft!)