Talking about APIs for performance metrics in the browser. Find out how much problems your JS code really causes in production. (more…)

The new async/await is an immensely useful language feature that hides the complexity of asynchronous code and makes it look like it’s working in a synchronous way. The code example below does not look complicated at all, just a few awaits here and there.... (more…)

My goal is to try a new ‘quiz tool’ I built for my blog, and get feedback on how well you learned from the excercise. (more…)

I wasn’t a huge fan of Javascript in general and NodeJS in particular. I was usually more fond of other lower-level languages such as Go or Rust. I mistakenly thought Javascript and NodeJS couldn’t give me the low-level control I usually want in order to ... (more…)

Exercise: In the game of golf each hole has a par, meaning the average number of strokes a golfer is expected to make in order to sink the ball in a hole to complete the play. Depending on how far above or below par your strokes are, there is a diffe... (more…)