This was posted on HN a few weeks ago: https://gist.github.com/rain-1/eebd5e5eb2784feecf450324e3341c8d https://gist.github.com/rain-1/eebd5e5eb2784feecf450324e3

This was posted on HN a few weeks ago: https://gist.github.com/rain-1/eebd5e5eb2784feecf450324e3341c8d https://gist.github.com/rain-1/eebd5e5eb2784feecf450324e3341... I just started going though it today, so I can't attest to the usefulness.