Oli Wennell

I often see people say things like "it's harder to figure out if someone's code is correct than it is to just rewrite it correctly yourself". Is this actually true? It certainly conflicts with my intuition based on P vs NP

Many of the software engineers I talked to told me that they practice TDD out of guilt. That's not right, we need a different way to think about TDD. I've been practising TDD for almost a decade, here's how I currently think about it: