We built SLICK, a dedicated SLO store, to centralize SLI and SLO definitions and make it easy to find and understand another service’s reliability.

There is a huge and ever-widening gap between the devices we use to make the web and the devices most people use to consume it. It’s also no secret that the average size of a website is huge, …

Heaps are an effective data structure for quick access to the highest value of a dataset.

For the longest time, you had to resort to workarounds and libraries to create a deep copy of a JavaScript value. The Platform now ships with structuredClone(), a built-in function for deep-copying.

Debugging memory leaks in web apps is hard. The tooling exists, but it’s complicated, cumbersome, and often doesn’t answer the simple question: Why is my app leaking memory? Because of …

Signal released end-to-end encrypted group calls a year ago, and since then we’ve scaled from support for 5 participants all the way to 40. There is no off the shelf software that would allow us to su...