Useful Linux Commands

Here some of Linux commands that I use the most :

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 + back-space - Delete backward from cursor More Special Keybindings: Here "2T" means Press TAB twice $ 2T - All available commands(common) $ (string)2T - All available commands starting with (string) $ /2T - Entire directory structure including Hidden one $ 2T - Only Sub Dirs inside including Hidden one $ *2T - Only Sub Dirs inside without Hidden one $ ~2T - All Present Users on system from "/etc/passwd" $ $2T - All Sys variables $ @2T - Entries from "/etc/hosts" $ =2T - Output like ls or dir