Si lo digo por los huevos...

Poco aceite veo ahí para todo lo demás...

I read all your thread with the melody of Bob Dylan's "The answer, my friend..."

R in Production, r-in-production.org, is a new book that will help you put R into production, coupled with (in the near future) new tools to make the process less painful. I'm working on this with @thomasp85.com , @gaborcsardi.bsky.social, and @hfrick.bsky.social.

I haven't really used particular sites other than the docs while learning, but Exercism is pretty good I think.