本程序使用socket通信实现心跳功能，其中使用select函数，可以实现检测软件是否还存活-This program uses socket communication heart function, select a function, you can achieve detection software is also survived

Mini Project in C Cyber Management System. This mini project in C Cyber Management System utilizes various features of C like Socket, Multithreading, and more. It can prove to be very useful for C languages learners who are beginners in the prog

使用windows的socket套接字编程，可实现两个窗口接收端和发送端互相通信-Using socket windows socket programming, can achieve two window receiving and sending end to each other

用socket进行的网络编程,比一般的聊天室功能强大,可以聊天,传送文件,抓取屏幕等-Using the socket network programming, than general chat room is so powerful that you can chat, transfer files, screen and so on