emacs-mode:
http://www.gnu.org/software/bash/manual/html_node/Bindable-Readline-Commands.html

http://beerpla.net/2008/12/22/mastering-the-linux-shell-bash-shortcuts-explained/
https://help.ubuntu.com/community/AdvancedCommandlineHowto

readline, ~./inputrc:

http://stackoverflow.com/questions/4094828/msysgit-bash-how-to-enable-ctrlleft-right-arrows
http://stackoverflow.com/questions/5029118/bash-ctrl-to-move-cursor-between-words-strings

Tab: command completion.

Up Arrow & Down Arrow: previously used commands in the current session.
Ctrl+P, Ctrl+N

Ctrl+S - forward search in history
Ctrl+R - reverse search in history

Ctrl+B or Left  : Move to the previous char.
Ctrl+F or Right : Move to the next char.
Alt+B           : Move to the previous word.
Alt+F           : Move to the next word.
Ctrl+A or Home  : Move to the beginning of the current line.
Ctrl+E or End   : Move to the end of the current line.
Esc+B           : Moves to the beginning of the previous or current word.

Ctrl+H or Backspace : Delete the previous char.
Ctrl+D or Delete    : Delete the next char.
Ctrl+W              : Delete the previous word.
Alt+D               : Delete the next word.
Ctrl+U              : Delete all the previous text.
Ctrl+K              : Delete all the next text.

Ctrl+Y              : Past the text
Ctrl+T              : Swap 2 chars
Alt+T               : Swap 2 words
Alt+L               : Convert word to lowercase

Ctrl-D: On a blank line is the same as the exit command. Otherwise, it deletes the character in front of the cursor.
Ctrl-C: Stop the current running command.
Ctrl-Shift-C: Copy.
Ctrl-Shift-V or Shift-Insert: Paste.

Alt+C : Capitalizes letter where cursor is and moves to end of word


vi-mode:
set -o vi

~/.inputrc
set show-mode-in-prompt on

http://stackoverflow.com/questions/1039713/different-bash-prompt-for-different-vi-editing-mode
https://gist.github.com/ethagnawl/86a0284c990196ae31b7

bash-vi-prompt:
# requires >= Bash 4.3
# note: the prompt will not be updated if you use a custom PS1 which contains a newline character

set editing-mode vi
set keymap vi-command
set show-mode-in-prompt on

# if it's configured correctly, your prompt will be prefixed with a `+` while in insert mode and a `:` when in command mode.

zsh-vi-prompt:
https://github.com/bhilburn/powerlevel9k/pull/98/files

https://hamberg.no/erlend/posts/2010-10-17-show-current-vi-mode-in-zsh-prompt.html
http://zshwiki.org/home/zle/vi-mode
http://dougblack.io/words/zsh-vi-mode.html
http://martin.krischik.com/index.php/Z-Shell/VimMode

http://stackoverflow.com/questions/3622943/zsh-vi-mode-status-line
http://superuser.com/questions/151803/how-do-i-customize-zshs-vim-mode
http://unix.stackexchange.com/questions/547/make-my-zsh-prompt-show-mode-in-vi-mode