~javascriptweekly | Issue 701 - A regular expression refresher (15)

Regexes Got Good: The History (and Future) of Regular Expressions in JavaScript — Regular expression support was always a little underwhelming in JS, but things have improved. Steven takes us on a tour to refresh our knowledge, as well as show off his ‘regex’ library that boosts JS regexes to a true A++ rating. Steven was co-author of O’Reilly’s Regular Expressions Cookbook and High...

Node v22.7.0 (Current) Released — Node 22.6 let you strip types from source code, but now with --experimental-transform-types you can transform TypeScript-only syntax into JavaScript before running it too. Module syntax detection is now also enabled by default.

Bun v1.1.25: Now Running at 1.29 Million Requests per Second — I’m having a little fun with the title, but the latest version of the JavaScriptCore-based JS runtime has added node:cluster support and uses this to demo a high level of HTTP throughput on a ‘Hello World’ example. Support for V8’s C++ API has also landed – notable because Bun isn’t V8-based.

50 TypeScript F--k Ups Mistakes — An admittedly colorfully-titled book digging into lots of subtle mistakes you might run into with TypeScript. It’s available on Leanpub in PDF, iPad, and Kindle forms, or you can read it all directly on its GitHub repo. At least worth a skim in case you're running into any of its points..

The Official Redux Essentials Tutorial, Redux — The long standing guide to how to use the popular Redux state container the right way with best practices has undergone a big reworking with TypeScript used throughout, new concepts added, and more coverage of RTK/React Toolkit features.

React is (Becoming) a Full-Stack Framework — Is React merely a frontend library? How does the backend fit in? The author shares his thoughts on what led him to start considering React as more of a full-stack solution.

Milkdown: Plugin-Driven WYSIWYG Markdown Editor Framework — A lightweight WYSIWYG Markdown editor based around a plugin system that enables a significant level of customization. It’s neat to see the docs are rendered by the editor itself. GitHub repo.

Fuite 5.0: A Tool for Finding Memory Leaks in Web Apps — A CLI tool that you can point at a URL to analyze for memory leaks. Here’s how it works. There’s also a video tutorial.

LogTape: Simple Logging Library with Zero Dependencies — I’m digging this new style of library that promises support across all the main runtimes (Node, Deno, Bun) as well as edge functions and the browser devtools.

📊 Chart.js 4.4: Canvas-Based Charts for the Web — One of those libraries that feels like it’s been around forever but still looks fresh and gets good updates. Bar, line, area, bubble, pie, donut, scatter, and radar charts are all a piece of cake to render. Samples and GitHub repo.

Legend State: A Tiny, Fast and Modern React State System — A year ago, Jack Herrington wondered if Legend State could be ▶️ ‘the ultimate state manager’ and things have progressed a lot since, with it now boasting being the fastest React state library in town.

WorkOS: The Modern Identity Platform for B2B SaaS — WorkOS is a modern identity platform for B2B SaaS, offering flexible and easy-to-use APIs to integrate SSO, SCIM, and RBAC in minutes instead of months. It's trusted by hundreds of high-growth startups such as Perplexity, Vercel, Drata, and Webflow.