Easiest on OS X: under Keyboard settings, click "Modification Keys" and you can switch Caps, Control, Alt and Command around.
I did this for use with Vim, and now I can't live without it anymore. (Also handy together with the built-in emacs text editing keys, when I'm not in Vim. Xcode for example...)
I did this for use with Vim, and now I can't live without it anymore. (Also handy together with the built-in emacs text editing keys, when I'm not in Vim. Xcode for example...)