hackney (http client for Erlang applications) version 1.12.0 has been released! A Simple Notification System using Phoenix PubSub and pg_notify

Using Mocks Safely in Elixir Tests

Sooner or later, as your Elixir codebase grows, you’re going to hit a point in your tests where you need to avoid running a particular function.

https://medium.com/stuart-engineering/using-mocks-safely-in-elixir-tests-d88f36a04882

Shameless plug: Check out @elixirstatus' other community project:

Credo, a new static code analysis tool that acts as a code linter, but also focusses on teaching coding practices and code consistency.