说明：  含有Linux基本教程、C语言教程、数据结构、文本编辑器、GCC编译器、调试工具、Linux GUI编程、网络编程、进程间通信、多线程编程、客户端／服务器端程序
(Basic tutorial with Linux, C Language Tutorials, data structure, text editor, GCC compiler, debugging tools, Linux GUI programming, network programming, interprocess communication, multi-threaded programming, client/server-side program)