Shortcut keys in bash
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C-a : beginning of line		[C = Ctrl key]
C-e : end of line  		[M = Meta/ Alt key]
M-b : backward-word
M-f : forward-word
C-k : cut to end of line
C-u : cut backwards to beginning of line
C-w : cut backwards one word
C-y : yank cut text
C-t : transpose character under cursor and before cursor
M-t : transpose word under cursor and word before
M-u : convert word after cursor to uppercase
M-l : convert word after cursor to lowercase
M-c : convert word after cursor to mixed case
C-l : clear screen
C-_ : undo last action
C-r : reverse search in history with completion as you type 
      (even searches through different arguments)