Ruby Version Manager: Easily Use Multiple Ruby Versions At OnceRuby Weekly is a weekly newsletter covering the latest Ruby and Rails news. Ruby Version Manager GitHub repo (a.k.a. RVM) makes it ridiculously easy to install and switch between multiple Ruby versions on OS X and Linux. Over the last 24 hours, I've been playing with RVM and talking to creator Wayne E. Seguin and have been blown away with how cool (and simple) it is - you will definitely want to c
