Frontend

The Big Mac index and Jest fetch testing

The Big Mac index is a purchasing power parity index published by The Economist. Jest fetch testing is a tech task so frustrating that it almost made me quit the industry. I'm writing this so you don't have to read 8234721 different blog posts, stack overflow answers, and GitHub threads with conflicting info on how to get Jest and fetch to play together.

useReducer + useContext for easy global state without libraries

useAuth – the simplest way to add authentication to your React app