R Programming Language Developer
R was started by professors ross ihaka and robert gentleman as a programming language to teach introductory statistics at the university of auckland. R is a language and environment for statistical computing and graphics. It is a gnu project which is similar to the s language and environment which was developed at bell laboratories.
This course is a set of tutorials sorted by category in which you will learn all the basics (and some more advanced content) to handle the r programming language.