System76 has a facelift

System76, an excellent Linux computer hardware vendor, got a cool new web site. I like it!

R is now the #12 most popular programming language

According to the most recent TIOBE index, R is the #12 most popular programming language.

spread doesn't work with dplyr::grouped_df

This bug caused several hours of my time. Hope it can get fixed soon. Meanwhile adding an extra step by changing it to a data.frame works fine.