in 系统(System)

Bash Shortcuts

CTRL Key Bound

Ctrl + a - Jump to the start of the line
Ctrl + b - Move back a char 
Ctrl + c - Terminate the command 
Ctrl + d - Delete from under the cursor 
Ctrl + e - Jump to the end of the line 
Ctrl + f - Move forward a char 
Ctrl + k - Delete to EOL 
Ctrl + l - Clear the screen 
Ctrl + r - Search the history backwards 
Ctrl + R - Search the history backwards with multi occurrence 
Ctrl + u - Delete backward from cursor 
Ctrl + xx - Move between EOL and current cursor position 
Ctrl + x @ - Show possible hostname completions 
Ctrl + z - Suspend/ Stop the command 

ALT Key Bound

Alt + < - Move to the first line in the history 
Alt + > - Move to the last line in the history 
Alt + ? - Show current completion list 
Alt + * - Insert all possible completions 
Alt + / - Attempt to complete filename 
Alt + . - Yank last argument to previous command 
Alt + b - Move backward 
Alt + c - Capitalize the word 
Alt + d - Delete word 
Alt + f - Move forward 
Alt + l - Make word lowercase 
Alt + n - Search the history forwards non-incremental 
Alt + p - Search the history backwards non-incremental 
Alt + r - Recall command 
Alt + t - Move words around 
Alt + u - Make word uppercase 
Alt + backspace - Delete backward from cursor 

More Special Key bindings

Here 2T means Press TAB twice. And $ is the bash prompt.

$ 2T - Display all available commands(common) 
$ string 2T - Display all available commands starting with string. 
$ /2T - Show entire directory structure including hidden ones. 
$ 2T - Show only sub-directories inside including hidden ones.
$ *2T - Show only sub-directories inside excluding hidden ones. 
$ ~2T - Show all present users on system from "/etc/passwd" 
$ $2T - Show all sys variables 
$ @2T - Show all entries from "/etc/hosts" 
$ =2T - List output like ls or dir

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