Ubuntu terminal shortcuts

CTRL + S - freezes the screen and stops any display on the screen from continuing (equivalent to a no-scroll key) (sometimes takes a moment to work)
CTRL + Q - un-freezes the screen and lets screen display continue

CTRL + \ - same as CTRL - C but stronger (used when terminal doesn't respond)
CTRL + L - clear display

Movement
line: CTRL+ A / CTRL + E
character: CTRL + B / CTRL + F

Search
start: CTRL+ R
cancel: CTRL+ G

Edit

Copy / Paste

CTRL + SHIFT + C / CTRL + SHIFT + V

Change Case
capitalize word: ALT + C
lowercase / uppercase word: ALT + L / ALT + U

Transpose
characters: CTRL+ T
words: ESC + T
Undo
CTRL + _

ALT + R - Undo all changes made to this line

Insert
Line break (\n): CTRL+ V + Return

Delete
character: CTRL + H / CTRL + D
word: CTRL+W / ALT + D
line: CTRL + U / CTRL + K

Auto Completion
command + Tab + Tab
show all possible completions: ALT + ?
insert all possible completions: ALT + *
attempt to complete filename: ALT + \
yank last argument of previous command: ALT + .
repeats the last argument of the previous command: command !$

Clear a mistyped invisible password on a terminal
CTRL + U

http://www.gnu.org/software/bash/manual/bashref.html#Bindable-Readline-Commands

stty -a

http://linux.die.net/man/1/stty

reset