Why should I practice Test Driven Development and how should I start?

Question

Lots of people talk about writing tests for their code before they start writing their code. This practice is generally known as Test Driven Development or TDD for short. Wh

Answer 1

In my opinion, the single greatest thing is that it clearly allows you to see if your code does what it is supposed to. This may seem obvious, but it is super easy to run astray of your original goals, as I have found out in the past :p