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基于网络编程，用Java写的服务器与客户端一对一聊天(Web-based programming, written in Java chat server and client one on one)

基于springboot2+ shiro+jwt的真正rest api资源无状态认证权限管理框架,开发人员无需关注权限问题,后端开发完api,前端页面配置即可(Based on the real rest API resource stateless authentication permission management framework of spring boot 2 + Shiro + jwt, developers do not need to pay attention to permission issues. after the API is developed, the front-end page configuration can be completed.)

说明：  clone()方法示例(对象克隆)。作者： 初生不惑(Sample clone () method (object clone). Author: new born)

Brimming with over 100 "recipes" for getting down to business and actually doing XP, the Java Extreme Programming Cookbook doesn t try to "sell" you on XP it succinctly documents the most important features of popular open source tools for XP in Java-- including Ant, Junit, HttpUnit, Cactus, Tomcat, XDoclet-- and then digs right in, providing recipes for implementing the tools in real-world environments.

c3p0数据库连接jar，有需要其他的可以联系up(the connector of DB by c3p0)

hadoop 1.2.1 eclipse 插件(hadoop- 1.2.1- eclipse)

这个安卓源码包含两个工程，分别用JAVA 和 NDK 本地代码去实时转换摄像机的每帧颜色，可以用来了解、比较Java与NDK的效率的不同，对相关摄像机，NDK/JNI，颜色编程等技术有一定了解(The Android source code contains two projects, namely with JAVA and NDK native code to convert each frame in real time color video camera can be used to understand, compare the efficiency of Java and NDK different, the relevant camera, NDK/JNI, color programming technology have some understanding)

java+通过指定的URL可以获取网页的源代码(java+ by specifying the URL can access the source code of web page)

Cos Notifi Corba Library

java调用海康刷卡、读卡示例,加载dll(java for haikang demo,load dll)