Introduction Coprocesses expose a way to run a subshell asychronously, while maintaining full communication through pipes. In a typical script, you can run commands in the background (asychronously) with the & operator. This allows tasks to be worked...

Introduction Hal is a artificial intelligence I wrote for the Minecraft server I run. Here I hope to shed some light onto what he does and how he works. I'm going to run with the anthropomorphized 'he' even though Hal is really just a bunch of shell...

There are a few notable programming features intrinsic to functional languages that make them well suited for implementing algorithms like ray tracing. We'll be using a simple ray tracer implemented in Typed Racket as the article of discussion. For all...

Racket is a dialect of Scheme, which itself is a derivate of Lisp. It's a functional language, which I find very appealing. A lot can be expressed very concisely and elegantly. It's not my go-to language for everything, but whenever I have a question...