JavaScript

Native support for decorators is inevitable! It simplifies augmenting class methods, which can help with things like logging, memoization, debouncing, and dependency injection.

While it’s a bit more common to *write* to the clipboard, JavaScript can also read from it. Plain text is pretty simple, while multimedia content is a bit more complex.

JavaScript Frameworks generally do a lot of DOM handling for you, but doing it yourself can be the most performant option, and there are quite a few best practices.

Svelte 5 introduces significant improvements in reactivity, state management, and prop handling, maintaining its user-friendly Developer Experience (DX).

Philip Walton for Google responded to our question We’ve Got Container Queries Now, But Are We Actually Using Them? There are a variety of reasons why usage of them seems to be low, but certainly developers worried about browser support is still a factor. The biggest quoted concern is Safari 15, which is entirely reasonable. […]

Polyfill.io recently served malicious code, redirecting users to inappropriate sites. Subresource Integrity (SRI) can help prevent such issues by verifying script integrity.

I found this essay Primitive Obsession by Andrew Cairns interesting. The big example in it is this: Here the User function takes two string params, string being a primitive type, and here, quite easy to screw up by passing them in the wrong order and/or not pre-validating the values. If you agree, there are a […]

Sets in JavaScript are quite useful as they are like an array, but can only contain one of a specific item. So you can unique-ify an array easily, and even willy-nilly add stuff to it and not worry about duplicates: Now they are even more useful with recently universally available methods, as Brian Smith summarizes:

Which one makes more sense to use, big and slow or small and fast? Especially with the same appearance and functionality, the youtube-lite component is a no-brainer.

Sometimes it’s good to know when a browser feature is supported or not so you can do something. Perhaps load a polyfill or just choose a slightly different approach. This post looks at newish features in browsers and shows the test.