Exercism…  

I just want to take a moment to plug exercism.io - anyone who is looking to get help learning a programming language or extending their current knowledge should use this site as a resource. They provide ‘practice problems’ you can work through to hone your skills.

 
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Now read this

Building a Ruby Gem

Let me start off with a helpful guide: http://guides.rubygems.org/make-your-own-gem/ Having said that, I personally had some problems developing a gem of my own. I started out with a single .rb file that was supposed to replace a lengthy... Continue →