使用Win32 API创建、销毁线程——控制进度条,很好的例子-Using Win32 API to create, destroy, thread, the progress bar control

用的C语言socket实现的文件下载,服务器多线程,客户端有命令参数控制(Socket with the C language implementation of file downloads, multithreading server, the client has a command parameter control)