Mod and Remainder are not the Same

A remainder and a modulus look so very similar, but they are not the same thing and worse, are treated differently by different programming languages. Do you know how your language handles mod?

The Logical Disaster of Null

I'm in the middle of writing the next volume of The Imposter's Handbook and I found myself down a Rabbit Hole from the very outset: how can we, as programmers, justify the existence of null in our...