AlDanial / cloc

Counts blank, comment, and source lines across many programming languages in files, directories, archives, and git commits.

tidyverse / dplyr

R package providing a consistent set of verbs for filtering, selecting, mutating, summarising, and arranging data frames.

swirldev / swirl_courses

A collection of interactive R courses that run inside the swirl R package, covering programming, regression, data cleaning, and inference.