src

Mirror Draw App include it self code for drawing any shapes in four diff colors with mirroning

java连接到mysql的方法，非常有用(java connect to mysql method is very useful)

客户端的聊天内容通过json格式封装(包含聊天内容、发送人信息)之后，HTTP请求百度服务器，即请求把该消息发送到指定id的用户，请求成功之后，百度服务器就把我们的信息转发给指定的用户，对应用户再解析json格式的信息，就可以知道该消息来自何处，以及消息内容。(Chat client via json format package (includes chat, sender information), after, HTTP requests Baidu server, which sends the message to the requesting user specified id, after the request is successful, Baidu server took our information forwarded to the designated users, the corresponding user information and then parse json format, you can know that the message came from, and message content.)

A test of java hash map

JAVA 本程序所实现的功能为对数据进行无监督的学习，即聚类算法(JAVA the procedures for the functions of data unsupervised learning, clustering algorithm)

Check Box extends Compound Button Source Code for Andriod.

说明：  照片变成字母符号软件，讲照片转化成符号的形式(Photographs into alphabetic symbols software)

Artificial immune system

Java扫雷

基于朴素贝叶斯的一个具有图形界面的垃圾邮件过滤系统(A spam filtering system based on Naive Bayes)