Viewing profile — dfeltey

Not really my project, but racket, specifically DrRacket has a handful of easter eggs for various holidays and the birthdays of core developers.

What the hell did I just watch?

I do understand your point, but purity is one of the defining characteristics of Haskell, and one of the features that differentiates it from most other languages, so I think it sh…

I don't know why anyone would use the Integral typeclass over just Int or Integer in a simple program like this, but you wouldn't need Num in addition to Integral, every instance o…

I'm not sure whether you would consider this paper systems-oriented, but it's fun and sort of practical. "A Play on Regular Expressions" is literally a 3 act play about efficiently…

I used to use GrubHub all the time when I lived in Chicago and always had a good experience with them. Since I've moved there aren't very many restaurants using these types of serv…

I graduated from the University of Chicago, and they have a handful of undergrad classes using functional languages. The intro comp sci courses were using Haskell for the honors cl…

This is sort of interesting because the Math department at UChicago has had undergraduate TAs for a long time for at least the first year courses, and I believe a couple of the sec…

I teach RobotC to a FIRST robotics team, I really dislike it sometimes. The IDE is pretty bad, and only runs on Windows, and up until recently all variables in a RobotC program wou…

This was my one complaint as well, and it happens with the example given of any' Defining any' as any' f xs = foldl (\acc x -> f x || acc) False xs Then trying to evaluate any' eve…