这是一个Linux下用C语言编写的代理服务器程序，含客户端和服务器端。-This is a Linux C language prepared by the proxy process, including the client and server side.

这是一个Linux下用C语言编写的信用卡授权程序，程序采用C/S模式，服务器代表店主，客户访问服务器并请求得到服务器的受权，从顾客的信用卡中收取费用。-This is a Linux C language prepared by the credit card authorization procedures, procedures using C / S mode, servers represent shopkeepers, customers access the server reque

这是用C语言编写的程序，内容是用二分法去求方程的根。-This is the C language prepared by the procedure, is seeking to use dichotomy equation roots.

用SOCK_RAW编写的ping程序 C++语言 只有简单的ping功能