logo
episode-header-image
Feb 2025
16m 26s

875: JavaScript Signals Explained

Wes Bos & Scott Tolinski - Full Stack Javascript Web Developers
About this episode
JavaScript is missing a built-in way to make variables reactive—but Signals might change that. Scott and Wes break down what Signals are, how they compare to React state, and how different frameworks like Preact, Solid, Vue, and Qwik are already using them. Show Notes 00:00 Welcome to Syntax! 01:49 Brought to you by Sentry.io. 02:28 Why JavaScript nee ... Show More
Up next
Jul 29
1025: The Open Web's second chance (w/ Dan Abramov)
Dan Abramov joins Scott and Wes to explain AT Protocol, the open standard quietly rebuilding the social web. They get into how it actually works, why it’s way bigger than just Bluesky, and why Dan calls it one of the most interesting ideas on the internet right now. Show Notes 00 ... Show More
1 h
Jul 27
1024: Open Models Replace Big AI
A huge week for open models: Inkling (the first big US open-weight model since Gemma 4), Qwen 3.8, and Kimi 3 all dropped. Plus Vue 3.6 RC + Vapor Mode, the slow death of Stack Overflow, a decoy font that blinds AI, and the usual grab bag of fun links. Show Notes 00:00 Intro 00:4 ... Show More
1h 7m
Jul 22
1023: Mosh, Caddy & Tailscale: A Remote Dev Deep Dive
Running your dev process off your main machine doesn’t have to mean the cloud. Scott and Wes break down how to host projects on a box you can reach from any device, close your laptop mid-build, and keep long-running processes alive. They cover Scott’s stack (Mosh, Caddy, Tailscal ... Show More
48m 46s
Recommended Episodes
Jan 2025
Episode 22 - Signals
In this episode, we'll explore a concept called Signal that has been getting a lot of traction in JavaScript over the past few years. I'll describe a simple implementation so you can understand the internals and then see how it relates to the traditional object-oriented design pa ... Show More
11m 19s
Apr 2023
S5E9 | RxJs and Signals Interoperability in Angular with Ben Lesh
Signals are coming to Angular! So what does that mean for RxJs? In this episode we invite Ben Lesh to get his take on what the Signals story means for RxJs and Angular. How can Signals and RxJs work together, when one might be the better tool, and what bad patterns should develop ... Show More
1h 14m
Jan 2025
Episode 23 - Building a minimal reactive framework
This episode explores building a minimal reactive framework using signals as a reactivity primitive. We'll look into implementing a simple component model, composing components, separating the view into static and dynamic parts, and implementing fine-grained reactivity. 
17m 54s
Apr 2024
A Solid primer on Signals
Ryan Carniato joins Amal & Nick to discuss Solid with a major focus on Signals, which are the cornerstone of reactivity in Solid. Leave us a comment Changelog++ members save 11 minutes on this episode because they made the ads disappear. Join today! Sponsors: Clerk – Clerk is a c ... Show More
1h 28m
Apr 2020
What's new and what's Next.js (JS Party #122)
Divya and Jerod welcome ZEIT founder Guillermo Rauch to the show for a deep discussion on the state of JAMstack, what's new & exciting with Next.js, and some big picture analysis of where the industry is heading. 
1h 17m
Sep 2024
Leveling up JavaScript with Deno 2 (Interview)
Jerod is joined by Ryan Dahl to discuss his second take on leveling up JavaScript developers all around the world. Jerod asks Ryan why not try to fix or fork Node instead of starting fresh, how Deno (the open source project) can avoid the all too common rug pull (not cool) scenar ... Show More
1h 15m
May 2020
Episode 18 - How JavaScript Bundlers Work
In this episode, we'll look at what data structures and algorithms JavaScript bundlers use. We'll talk about ECMAScript modules, strongly connected components, depth-first search, and more! Enjoy! 
11m 12s
Jan 2024
AP Show S6E18 | True to Form: A Guide to Reactive Forms | Preston Lamb
Reactive Forms are great! Right? Well yeah, until they are not! This week Preston Lamb joined us and we talked about common pitfalls and shortcomings of reactive forms!More about Preston:BlueSky: @prestonlamb.comX: @prestonjlamb LinkedIn: Preston LambFollow us on X: The Angular P ... Show More
46m 33s
Apr 2024
A+ Show S7 E9 | Signals and Observables | Lamis Chebbi
There's probably not a single topic that is more widely discussed in the Angular Community than Signals and Observables right now. Lamis Chebbi shares her perspective on this topic and provides valuable insights and lessons learned! Her book is available on Amazon: Reactive Patte ... Show More
1h 5m
Dec 2024
Web Development with Next.js and Vercel
tail spinning
1h 6m