Yes the cheat sheet is great once you 'have a foot in the door', so to speak. For beginners, getting familiar with namespaces in the REPL quickly is key, if yo

Yes the cheat sheet is great once you 'have a foot in the door', so to speak. For beginners, getting familiar with namespaces in the REPL quickly is key, if you're trying to load a sample of code froma file. Also another gotcha is multiple arity functions which I haven't seen before (in a dynamically typed language).