Introduction - If you have any usage issues, please Google them yourself
It includes procedures TcpServer server and client TcpClient mainly spent socket programming, the program uses a tcp/ip socket multithreaded programming, as well as some important synchronous operation done to control overtime, in order to reduce the waiting time, such as servers connected with the basic functions of QQ similar conduct multiple points of the peer-to-peer chat and file transfer. The advantages of this program is to transmit the data will not be lost, but users on the line when the assembly line immediately reflected.