Family Ties part 3 posted - conventions and tricks around names in Erlang and Elixir Named Arguments with Default Values in Elixir: https://blog.praveenperera.com/named-arugments-with-default-values-in-elixir/

Let's Build Something: Elixir, Part 5b - Testing Our Data Validation and Logging

Finishing up Part 5 with some more tests, particularly around capturing log events. http://tech.strofcon.org/2016/05/lets-build-something-elixir-part-5b.html