Joy of Computing

Find out when the next Friday the 13th is! You can see the code here: https://github.com/itscomputers/friday-the-13th — porterjamesj

Julia is teaching a recurrent neural network to make good line drawings of faces. — davidbalbert

A Ruby gem for finding people's emails from GitHub. You can read more in Jemma's blog post: https://jemma.dev/blog/find-github-email — porterjamesj

A fun visualization using p5. Invisible circles, each with a color, coming out from the center of the drawing, evenly spaced. When a circle goes past the edge, it comes back in from the other side. Draw a line between the centers of overlapping circles colored the average of the circles' colors, lighter when further apart, heavier when closer together. Code here: https://github.com/paul1peng/center — Mai

In 2013, Max realized that you could use triangulation to discover the precise location of any user on Tinder. Max built a proof of concept and notified Tinder, and they fixed the vulnerability. — davidbalbert

A website where you can make themed poems out of digital refrigerator magnets. You can see the code here: https://github.com/jvns/refrigerator-forum — porterjamesj

Amédée started building a game of scrabble, and is writing about their thinking and decisions in the process. Followup post here: https://amedee.me/2020/11/04/fst-gaddag/ — nicholasbs

Maryanne built a tiny Pomodoro timer with a Raspberry Pi Zero W, Pimoroni InkpHAT - 3 Color eInk Display, and a Pibow Zero W Case. Read her blog post about the process here: https://mclare.blog/posts/building-a-tiny-pomodoro-timer/ — rachel

An app for creating crossword puzzles that encodes the clues and answers in the URL, storing nothing on the server. The screenshot is from an RC-themed puzzle and the code is here: https://github.com/patrickweaver/crossword — Mai

David made a program which visualizes cycles generated by starting from a base number and repeated multiplying it modulo an adjustable p. It turns out to be pretty beautiful. — Peter Stefek