This is a translation of Functors, Applicatives, And Monads In Pictures into TypeScript, with the Haskell examples alongside for reference and comparison.

People often struggle to understand what monoids, functors, and monads actually are and how they could ever be useful outside of the typical examples...

In this post I’m going to talk about how I figured out I could use nested array destructuring in TypeScript to work like S-Expression…

Let's learn how we can expand on the popular useStickyState pattern and the reducer pattern...

Peter Naur talked about programming as theory building, and argued that programming is: “an activity by which programmers form or achieve a…

PWAs (Progressive Web Apps) are great. They let you make any website into an app that can be installed and used across different platforms…

Programming has drawn me back into math, and I am really enjoying seeing the parallels between the formal logic of mathematics and the…

How can we write a function to modify all the text found inside of a React/JSX element, even when its full of other nodes and texts? This is a good problem to learn about recursion with...

Sometimes in a React application you want to have an input which is the main focus. You might want the cursor to stay focussed on that input even if you click around on different things...