Bash Hotkeys - Keyboard Shortcuts

ctrl-l = clear screen.

ctrl-r = does a search in the previously given commands so that you don't have to repeat long command.

ctrl-u = clears the typing before the hotkey.

ctrl-a = takes you to the begining of the command you are currently typing.

ctrl-e = takes you to the end of the command you are currently typing in.
esc-b = takes you back by one word while typing a command.
ctrl-c = kills the current command or process.
ctrl-d = kills the shell.
ctrl-h = deletes one letter at a time from the command you are typing in.
ctrl-z = puts the currently running process in background, the process
can be brought back to run state by using fg command.

esc-p = like ctrl-r lets you search through the previously given commands.

esc-. =gives the last command you typed.