A repository of data on coronavirus cases and deaths in the U.S.

Novel Coronavirus (COVID-19) Cases, provided by JHU CSSE

Geocomputation with R: an open source book

Supplemental materials for "The joy of functional programming"

Tidy Data Validation Reports

Final project for Getting and Cleaning Data in R course offered by Johns Hopkins University

🎓 A collection of interactive courses for the swirl R package.

dplyr: A grammar of data manipulation