~javascriptweekly | Issue 682 - A signal boost for JavaScript (16)

A Proposal to Add Signals to JavaScript — A (very) early stage proposal for bringing a new feature to ECMAScript/JavaScript: signals! The proposal brings aboard ideas from a swathe of popular frameworks and aims to align everyone and get us on the same page when it comes to working with state and making updates based upon changes to state. Rob writes more about the...

Build a RAG Chatbot App with MongoDB and Node.js — Embark on the RAG to Riches Developer Quest — a month of innovation, learning, and exclusive rewards awaits you. You’ll interact with AI-enhanced bots and learn how to build your own with Atlas Vector Search and Node.js. Register now!

JS-Torch: A PyTorch-Like Library for JavaScript — Python’s PyTorch is one of the gold standards amongst machine learning libraries, but this project brings some of its features directly into the JavaScript world. Here’s a live browser-based demo. Early days but this could become a big deal.

Bun 1.1 Released: Now Supports Windows Too — With the lighthearted codename of Bundows, the alternative server side runtime now runs directly on Windows 10 and up (plus WSL, macOS and Linux, of course). This is a key step in its adoption, with even features like Bun Shell happy on Windows out of the box. Node compatibility continues to improve with support for node:http2...

What Even Is a JSON Number? — Despite the presence of standards around JSON, the answer is more complicated than you’d think, particularly when it comes to interfacing with other ecosystems and languages that aren’t JavaScript.

The History of JS Interop in Dart — About twelve years ago, Google introduced Dart, a language which initially seemed set to take over a lot of JavaScript’s use cases, but which eventually found its own niche (notably with Flutter). JS interoperability has remained important, though, and with Dart 3.3 has gotten significantly better.

Everything I've Learned About Scaling Designs Systems (With Examples) — I've learned a lot about what it takes to build, maintain, and scale design systems initiatives at large companies.

The BFCache Explained — The back/forward cache (‘bfcache’) is a browser optimization that makes going back and forward in the browser a faster experience – it’s been present for years and usually leaves you alone as a JavaScript developer, but there are things worth being aware of.

Running OCR Against PDFs and Images Directly in the Browser — A look behind the scenes at creating a simple tool using JavaScript to perform OCR against images and PDFs dragged on to the page.

Cally: Small, Feature-Rich Calendar Components — A collection of open-source calendar components for selecting single dates or date ranges. Framework-agnostic, themeable, localizable, and accessible (it even has an accessibility statement showing its commitment to this area).

📊 Counterscale: Scalable Web Analytics You Can Run on Cloudflare — A simple web analytics tracker and dashboard that’s designed to be easy to deploy and maintain by hosting it on Cloudflare (for free too, up to a certain level).

Product for Engineers: A Newsletter Helping Flex Your Product Muscle — Subscribe for free to get curated advice on building great products and best practices of top startups.

🎵 Tonal.js: A Music Theory Library — Packed with functions to manipulate tonal elements of music like notes, intervals, chords, scales, modes, and keys, and used as the basis of other music related projects. GitHub repo.

Fancy-ANSI: Convert ANSI Text to HTML — If, for some reason, you want to convert text with ANSI escape codes into HTML.. Lots of examples on the homepage. GitHub repo.

Dioma: Dependency Injection Container for Vanilla JS and TS — No decorators, no annotations, no magic, no dependencies – you just add the static scope property to your class and use inject to get an instance.

svelte-zoomable-circles: Svelte Component for Browsing Hierarchical Data — A Svelte component for displaying and browsing hierarchical data using zoomable circles. Live demo.