What Cherny is describing, in engineering terms, is the operating principle behind test-driven development (TDD). TDD has ...

Even for the most seasoned software engineer or developer with a background education in computer science or engineering, completing a coding challenge or a technical screening can be nerve-wracking.

If you want to try and learn a new skill during your free time, you might want to consider learning to code. Coding isn’t the toughest of skills to learn, and you can actually make a career out of it.