LPTHW, without a doubt. I've tried everything out there - codecademy, udacity, coursera, codeschool, khan, etc. Nothing has taught me as well as LPTHW -- probab

LPTHW, without a doubt. I've tried everything out there - codecademy, udacity, coursera, codeschool, khan, etc. Nothing has taught me as well as LPTHW -- probably from just repetition of exercises alone.