I have a Computer Science degree. I attended a whole course of lectures on compilers (and have a certain fondness for “the red dragon book” as a result). However, I had never actually written a compiler from start to finish until a rainy day last weekend. Yes, this is what I do for fun. I wanted to make a compiler for a real language, but a simple one so I could complete the project in a few hours. I’ve always had a bit of a soft spot for BASIC - it’s the first progamming language I learned as a...