For Elixir Dave Thomas has a video series https://codestool.coding-gnome.com/courses/elixir-for-programmers-2 https://codestool.coding-gnome.com/courses/elixir-

For Elixir Dave Thomas has a video series https://codestool.coding-gnome.com/courses/elixir-for-programmers-2 https://codestool.coding-gnome.com/courses/elixir-for-progra... For a general programming book I recommend Unit Testing by Vladimir Khorikov https://www.manning.com/books/unit-testing https://www.manning.com/books/unit-testing which was recommended by Saša Jurić