If you are looking for a book, "The Art of R Programming" is (by far) my favorite R book. It explains a lot of the general principles behind the language, so y

If you are looking for a book, "The Art of R Programming" is (by far) my favorite R book. It explains a lot of the general principles behind the language, so you can figure out details for yourself (in comparison to, for instance, the R Cookbook, which has hundreds more pages of details and code samples for specific use cases).