It's not a full online curriculum, but the pre-work for the Flatiron school (http://prework.flatironschool.com/ http://prework.flatironschool.com/) is a pretty

It's not a full online curriculum, but the pre-work for the Flatiron school (http://prework.flatironschool.com/ http://prework.flatironschool.com/) is a pretty solid introduction to the basics.