基于udp的简单聊天工具，不需要客户端，客户端可以充当服务器端。需要知道对方的ip就可以进行简单地聊天。-Udp based on a simple chat tool, not the client, the client can act as a server-side. Need to know each other' s ip can be carried out simply chat.

This class is designed to act as the entry point of handling the share intent via BT other APPs.-This class is designed to act as the entry point of handling the share intent via BT other APPs.

In Ad hoc network all nodes act as routers. Another important issue is keeping the routing table small because its increase will affect the control packets sent in the network and which will affect large link overheads.

发卡机源码，c++的，测试过能用，具体厂家不知道，谨慎下载，有一定的参考价值-Card machine source code, c++, tested can be used, the specific manufacturers do not know, careful download, there is a certain reference value