bash internal command

[eeechoo]

查看所有 bash internal command

help

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history 命令
https://www.cnblogs.com/tae44/p/4455747.html
快速调用

[eeechoo]

ps
top
kill
https://blog.csdn.net/wynter_/article/details/73825978

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cat more less
head tail
和显示相关

编辑器
vim

grep sed awk
https://www.cnblogs.com/charm-j/p/10412725.html
https://stackoverflow.com/questions/7727640/what-are-the-differences-among-grep-awk-sed

[eeechoo]

ping
tracert
https://www.cnblogs.com/beyond_dxb/p/8383821.html