Bring some fun back into the document that sells you to the world.
Confidently test your Jekyll site, and bypass the Github Pages gem to publish the site that you want to production.
Coding in Ruby is full of sweetness and light, but where there is light, shadows are cast.
Creating a template for all your exercises, in any language.
Test-drive your exercises with Guard.
Setting up this blog, and creating a development environment that I was happy with, took longer than I expected.