Everyone knows that you need to write reusable code to be able to grow as a developer, right?

However, most developers struggle to understand how to split up their code to make it truly reusable, so they end up copy-pasting parts of code and modifying as needed, instead of effectively reusing the code that was already written, without a single change.

This session explains the concept of Config files and how they allow you to cleanly separate reusable code from project-specific code.