How to detect an imposter pretending to be an expert programmer?

Question

Need a finer seive than Fizzbuzz.Firearms : https://youtu.be/N1Sw8fe9hJI :: Programming : ?

textread · Accepted Answer

Clickable Youtube link: https://youtu.be/N1Sw8fe9hJI

rurban · Answer

By interviewing. Extremely simple and popular solution