[轉] 好用的Linux commands

兵器大全(? http://www.tecmint.com/10-most-dangerous-commands-you-should-never-execute-on-linux/

同場加映好用的Linux指令 http://www.tecmint.com/10-most-dangerous-commands-you-should-never-execute-on-linux/

• sudo !! 自動將上一個指令用sudo執行 當run完一串指令才發現權限不足時很好用lol

• shuf shuffle lines

# ls 
Desktop  Documents  Downloads  Music  Pictures  Public  Templates  Videos

#  ls | shuf (shuffle Input)
Music 
Documents 
Templates 
Pictures 
Public 
Desktop 
Downloads 
Videos

• mtr traceroute + ping 可能需要額外安裝

• ss socket information

• tree 印出目前位置的子目錄結構

|-- Desktop 
|-- Documents 
|   `-- 37.odt 
|-- Downloads 
|   |-- attachments.zip 
|   |-- ttf-indic-fonts_0.5.11_all.deb 
|   |-- ttf-indic-fonts_1.1_all.deb 
|   `-- wheezy-nv-install.sh 
|-- Music 
|-- Pictures 
|   |-- Screenshot from 2013-10-22 12:03:49.png 
|   `-- Screenshot from 2013-10-22 12:12:38.png 
|-- Public 
|-- Templates 
`-- Videos 
10 directories, 23 files

• pstree 印出目前在跑的process的child process結構 tree版ps

• ^someString^otherString 把上一個指令的某字串換成另一字串 當打了一長串指令發現裡面打錯一小段的時候超好用的!

• file.txt 清空某個文字檔

• at 超快速排程

# echo "ls -l > /dev/pts/0" | at 14:012

• stat file.txt 顯示file資訊 Size, Blocks, Access Permission, Date-time of file last access, Modify, change, etc.