Things to consider before starting an Elixir/Phoenix project A non-exhaustive pros and cons list of the Elixir and Phoenix framework ecosystem, gathered from a few weeks of building an MVP.
Testing environment variables in an Elixir/Phoenix application Use the Application.put_env method to override environment variables for your unit and integration tests.
Handling environment variables in Elixir/Phoenix applications A simple approach to setting configuration values using environment variables in an Elixir/Phoenix application.