R,

As of 2021, the internet might be the single greatest source of knowledge that ever existed, especially for programming. Via any web search engine it is possible to find an answer to most of the questions one could come across when working on an R script. Good ol' copy and paste from StackOverflow. However, there are times when you just want to RTFM – read the freaking manual. Be it for really understanding what this one obscure parameter really does or for understanding the return value of a function. ...