Find, convert and replace dates with Vim substitutions

Keeping open source software projects maintainable

Property-based testing in Elixir using PropEr

“git is not a git command”

Checking if an ActiveRecord model instance was destroyed

Using Rails test fixtures with CarrierWave

On the death of ifs

Preloading dependencies for faster test suite start-up times

Vim’s absolute, relative and hybrid line numbers

Method chaining and lazy evaluation in Ruby

MicroGems: five minute RubyGems

The pain of JSON API testing

Comparing images and creating image diffs in Ruby

Fuubar: the instafailing RSpec progress bar formatter

Stop RSpec on the first failure with the --fail-fast command line option

Git rebase: reapply your changes onto another branch

Using git-flow to automate your git branching workflow