How can I increase the key repeat rate beyond the OS's limit?

Question

I have a bad habit of using the cursor keys of my keyboard to navigate source code. It\'s something I\'ve done for 15 years and this of course means that my navigating speed is

Answer 1

On Mac, it's option-arrow to skip a word and option+shift+arrow to select. Command+arrow skips to the end or beginning of a line or the end or beginning of a document. There are also the page up, page down, home and end keys ;) Holding shift selects with those too.