936: Realtime LED Wall With React + Websockets (I Let Strangers Control It)

936: Realtime LED Wall With React + Websockets (I Let Strangers Control It)

Scott, Wes, and CJ dive into Wes’s Hackweek project: a real-time, web-controlled LED grid. They break down the hardware build, custom 3D-printed diffuser, ESP32 microcontroller, and Cloudflare durable objects powering live pixel art, GitHub activity displays, and interactive web drawings. Show Notes 00:00 Welcome to Syntax! 02:03 Wes’ Hackweek project: a web-controlled LED grid 03:52 The hardware: LED panels, soldering, and power WS2812 LED panels 06:38 ESP32 microcontroller and WLED firmware explained ESP32 Microcontroller 10:57 Power supply challenges and injection fixes 15:05 Debugging and testing a DIY LED matrix 15:56 Shorts, blown circuits, and melted wires 17:58 Designing and 3D-printing the diffuser for crisp pixels 21:29 The software: Cloudflare Durable Objects + Party Server Cloudflare Durable Objects Party.server 22:18 Real-time sync and state management across clients Party Client 28:43 Connecting the server to the LED hardware 41:51 Open access fun: scripts, NSFW images, and moderation Cloudflare tunnel 44:10 Live demos 45:34 Future plans: stats, rooms, and making it always-on Hit us up on Socials! Syntax: X Instagram Tiktok LinkedIn Threads Wes: X Instagram Tiktok LinkedIn Threads Scott: X Instagram Tiktok LinkedIn Threads Randy: X Instagram YouTube Threads

Jaksot(989)

989: State of JS 2025

989: State of JS 2025

Scott and Wes dig into the latest State of JS survey results, breaking down which JavaScript libraries, frameworks, and tools are rising, falling, or holding steady in the ever-shifting JS ecosystem. ...

23 Maalis 1h 4min

988: Cloudflare’s Next.js Slop Fork

988: Cloudflare’s Next.js Slop Fork

Wes and Scott talk with Steve Faulkner about vinext, a Vite-powered Next.js fork. They dive into AI coding workflows, agent browsers, code quality, and what modern dev tooling looks like in an AI-firs...

18 Maalis 47min

987: Remote Coding Agents

987: Remote Coding Agents

Scott and Wes break down the world of remote coding agents — what they are, why you’d want one, and all the different ways you can run them, from Cursor Cloud and Claude Code to an old laptop sitting ...

16 Maalis 47min

986: Does Code Quality Matter Anymore?

986: Does Code Quality Matter Anymore?

In this potluck episode, Wes and Scott answer your questions about popover navigation patterns, the Vibrate API on iOS, whether code quality still matters in the AI era, Wes’s evolving Obsidian second...

11 Maalis 58min

985: Stop putting secrets in .env

985: Stop putting secrets in .env

Scott and Wes are joined by Phil Miller and Theo Ephraim to talk about Varlock, a new approach to environment variables that adds schemas, validation, and security to the humble .env file. They dig in...

9 Maalis 47min

984: How to Make a DOM Library Render Anything w/ Paolo Ricciuti

984: How to Make a DOM Library Render Anything w/ Paolo Ricciuti

Wes and Scott talk with Paolo Ricciuti about Svelte custom renderers and how Svelte actually talks to the DOM. They dig into compiler internals, CSS handling, native bridges, and the realities of main...

4 Maalis 49min

983: Why I Chose Electron Over Native (And I’d Do It Again)

983: Why I Chose Electron Over Native (And I’d Do It Again)

Wes and Scott talk about building v_framer, Scott’s custom multi-source video recording app, and why Electron beat Tauri and native APIs for the job. They dig into MKV vs WebM, crash-proof recording, ...

2 Maalis 37min

982: Bots Are Ruining the Internet

982: Bots Are Ruining the Internet

Wes and Scott talk about the latest dev news: Node enabling Temporal by default, OpenAI acquiring OpenClaw, TypeScript 6, new TanStack and Deno releases, the explosion of AI agent platforms, and more....

25 Helmi 49min

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