在Linux平台下，实现的7个经典的函数，也就是unix高级环境编程期末大作业-Linux platform, achieve the seven classic function, that is, unix senior environmental programming ending job

Linux开发C高级的编程，学生管理系统项目，里面涉及到链表和文件操作- Advanced C Programming Linux development, student management system project, which involves the list and file operations

Linux下的ＥＤＡ技术指导实验书，01_02_linux系统操作命令及shell编程，03_vi编辑器基本应用，04_05_NC仿真器，06_TCL基本命令练习，07_TCL高级命令练习等等。(Linux under the guidance of EDA technology experiment book, 01_02_linux system operation command and shell programming, 03_vi editor basic application,