R before P

This summer will be the Summer of Python, but I'll spend the next week brushing up on some R tidbits. 

I've found a nice tutorial on the details of Magrittr, which helped me understand and avoid some of the errors I've been getting:

tutorial-about-magrittrs-pipe-operator-and-placeholders/

I've briefly skimmed a few other things on that site, and it's a good site to keep track of!