Zam is a fast JavaScript library that simplifies DOM traversal, event handling, and Ajax. (more…)

Since version 14.0, Jest comes with a new Snapshot feature. There is a blog post announcing the feature that also explains the reasons why… (more…)

During my time on the React team, I’ve been lucky to see how Jordan, Sebastian, Sophie and other tenured team members approach problems. In this post, I'm distilling what I learned from them into a few high-level technical principles. These principles are... (more…)

Back in 2017, my team were working on a feature-packed, widely used mobile app with a legacy codebase. The app had way too much logic, logic of the complex sort, with loads of very old code calling old APIs. Build times were terrible. Noone had a complete... (more…)

I was in a situation where I had to render a large number of items in a list. I was desperate because of the issues I was facing in React whenever I wanted to render a huge list or a table. Based on… (more…)