2012

Using HStore to store your tags in Rails 3

2013

Rid of those extra tables, use PostgreSQL arrays.

Basic CanCan in Rails 4 using PostgreSQL `hstore`

Using `html-pipeline` in Jekyll.

Mocking ActiveRecord to test concerns.

2015

Are static configs for things really all that bad?

Link Dereferencing in Ruby.

Tag your Bash history!

Recursive (sub-)navigation with Jekyll 3.0

Breadcrumbs in Jekyll 3.0+

2016

Bash completion in Ruby

Shell Escaping in Ruby

2017

Challenge #12