一个比较好用的网口调试工具，包含tcp，udp服务端和客户端，可以16进制显示-A more useful tool for debugging network port, including the tcp, udp server and client, can display 16 hex

该程序由PC服务器端和Android客户端组成的TCP Socket通信，简单易懂，适合初学者学习-The program is TCP Socket Program. Android Client and PC server, easy to understand for programmer to learn

在网上找了很久Android上wifi的TCP通信，很多例子方法都不对，容易死，后来找到一篇非阻塞式的，然后将之做成了个Demo，大家要做这一块的请参考本例子，真正实用。-Wifi Internet looking for a long time on the Android TCP communication, many examples of methods are not right, easy to die, then find an non-blocking, and then it