1. bash终端常用的快捷健。
https://www.cnblogs.com/zgngg/p/10274018.html
2. 任务进程相关的几个命令介绍
https://blog.csdn.net/yigui3542/article/details/79903722
3. bash中有关前后台命令的介绍
https://www.cnblogs.com/qize/p/11392533.html
4. git分支相关命令
https://baijiahao.baidu.com/s?id=1611550648685439298&wfr=spider&for=pc
git reset命令和revert命令的介绍，经常把这两个搞混
https://blog.csdn.net/yxlshk/article/details/79944535
5. 关于mac设置环境变量
https://www.jianshu.com/p/acb1f062a925
6.vim常用快捷键命令
