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ognl中的context实例，简单易懂，适用于初学者。(The example of context in ognl is simple and easy to understand, and is suitable for beginners.)

这是一个用java实现的icq软件。 功能与icq基本类似，具有即时通信软件必须的功能。 通过学习本源码可以了解即时通信软件的核心代码并且了解其功能的实现方法，和如何运用(This is a realization of java with the password software. Function and password essentially similar, with instant communication software must function. Through the study of the source can immediately understand the core communication software code to understand its function and the realization of methods, and how)

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)

说明：  httpclient封装好的get和post方法(HTTP client encapsulated get and post methods)

说明：  一个使用spring-security管理权限控制的具体示例(A concrete example of using spring-security to manage permission control)

说明：  在空间数据编码练习题的基础上实现 1、名字的左斜变换 2、名字的耸肩变换 3、名字的比例变换 4、名字的旋转变换 5、名字的对称变换 6、名字的平移变换——-优化版本，可直接使用。((On the basis of spatial data coding exercises 1, the left oblique transformation of the name 2, the shrug transformation of the name 3, the proportion transformation of names 4, the rotation transformation of the name 5, the symmetric transformation of the name 6. Translation of names))

Jdk14Logger implements Log, Serializable.

an ordering system in java

Java上传文件的源码(Java source code)

java for RS232，use java communication api(java for RS232, use java communication api)