Best practices for location of library() in .Rmd files

[mara]

@jtr13

Rstudio detects when a function is used from a package that is not loaded, and then adds it to a code chunk on top with all the library calls.

I think it'd be a fairly easy extension of @milesmcbain's deplearning

GitHub - MilesMcBain/deplearning: Detect, install and update R source...