865: CSS Performance × Rate Limiting × Array Sort Behavior - STUMP'd

Syntax - Tasty Web Development Treats

#Web Development #Software Development #Tech News #Webdevelopment #Wes Bos #Scott Tolinski - Full Stack JavaScript Web Developers #News #Tech #HTML #CSS #HTML5 #JavaScript

30:20

Eli Beer is a pioneer, social entrepreneur, President and Founder of United Hatzalah of Israel. In thirty years, the organization has grown to more than 6,500 volunteers who unite together to provide immediate, life-saving care to anyone in need - regardless of race or religion. This community EMS force network treats over 730,000 incidents per year, in Israel, as they wait for ambulances and medical attention. Eli’s vision is to bring this life-saving model across the world. In 2015, Beer expanded internationally with the establishment of branches in South America and other countries, including “United Rescue” in Jersey City, USA, where the response time was reduced to just two minutes and thirty-five seconds. Episode Chapters (0:00) intro (1:04) Hatzalah’s reputation for speed (4:48) Hatzalah’s volunteer EMTs and ambucycles (5:50) Entrepreneurism at Hatzalah (8:09) Chutzpah (14:15) Hatzalah’s recruitment (18:31) Volunteers from all walks of life (22:51) Having COVID changed Eli’s perspective (26:00) operating around the world amid antisemitism (28:06) goodbye For video episodes, watch on www.youtube.com/@therudermanfamilyfoundation Stay in touch: X: @JayRuderman | @RudermanFdn LinkedIn: Jay Ruderman | Ruderman Family Foundation Instagram: All About Change Podcast | Ruderman Family Foundation To learn more about the podcast, visit https://allaboutchangepodcast.com/ Looking for more insights into the world of activism? Be sure to check out Jay’s brand new book, Find Your Fight , in which Jay teaches the next generation of activists and advocates how to step up and bring about lasting change. You can find Find Your Fight wherever you buy your books, and you can learn more about it at www.jayruderman.com .…

about a year ago 35:56

MP3•Episode home

Scott and Wes challenge each other’s knowledge on everything from array sorting quirks to browser isolation types in a rapid-fire trivia format. They dive deep into performance optimizations, TypeScript type safety, and HTML best practices while uncovering surprising edge cases that every web developer should know about.

Show Notes

00:00 Welcome to Syntax!
00:43 Brought to you by Sentry.io.
01:23 Question 1: Array Sort Default Behavior.
03:24 Question 2: Splitting Into Individual Words & Characters.
06:06 Question 3: NodeJS Stream Backpressure.
09:07 Question 4: Custom Middleware Rate Limiting.
13:00 Question 5: Transform Function Property Changes.
15:18 Question 6: TranslateZ & Will-Change Performance.
17:52 Question 7: Table Structure Best Practices.
20:23 Question 8: Dialog vs Div with Dialog Role.
23:21 Question 9: TypeScript Unknown vs Any & Never.
26:31 Question 10: Response Type Safety in TypeScript.
29:48 Question 11: Browser Isolation Types.
32:54 Question 12: HTML Quirks Mode Behavior.

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Syntax: X Instagram Tiktok LinkedIn Threads

Wes: X Instagram Tiktok LinkedIn Threads

Scott: X Instagram Tiktok LinkedIn Threads

Randy: X Instagram YouTube Threads

904 episodes

865: CSS Performance × Rate Limiting × Array Sort Behavior - STUMP'd

Syntax - Tasty Web Development Treats

4,125 subscribers

published about a year ago

MP3•Episode home

Show Notes

00:00 Welcome to Syntax!
00:43 Brought to you by Sentry.io.
01:23 Question 1: Array Sort Default Behavior.
03:24 Question 2: Splitting Into Individual Words & Characters.
06:06 Question 3: NodeJS Stream Backpressure.
09:07 Question 4: Custom Middleware Rate Limiting.
13:00 Question 5: Transform Function Property Changes.
15:18 Question 6: TranslateZ & Will-Change Performance.
17:52 Question 7: Table Structure Best Practices.
20:23 Question 8: Dialog vs Div with Dialog Role.
23:21 Question 9: TypeScript Unknown vs Any & Never.
26:31 Question 10: Response Type Safety in TypeScript.
29:48 Question 11: Browser Isolation Types.
32:54 Question 12: HTML Quirks Mode Behavior.

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

904 episodes

#Web Development #Software Development #Tech News #Webdevelopment #Wes Bos #Scott Tolinski - Full Stack JavaScript Web Developers #News #Tech #HTML #CSS #HTML5 #JavaScript

All episodes

Syntax - Tasty Web Development Treats

1
902: Fullstack Cloudflare with React and Vite (Redwood SDK) 46:54

2 days ago46:54

46:54

Wes talks with Peter Pistorius about RedwoodSDK, a new React framework built natively for Cloudflare. They dive into real-time React, server components, zero-cost infrastructure, and why RedwoodSDK empowers developers to ship faster with fewer tradeoffs and more control. Show Notes 00:00 Welcome to Syntax! 00:52 What is RedwoodSDK ? 04:49 Choosing openness over abstraction 08:46 More setup, more control 12:20 Why RedwoodSDK only runs on Cloudflare 14:25 What the database setup looks like 16:15 Durable Objects explained – Ep 879: Fullstack Cloudflare 18:14 Middleware and request flow 23:14 No built-in client-side router? 24:07 Integrating routers with defineApp 26:04 React Server Components and real-time updates 29:53 What happened to RedwoodJS? 31:14 Why do opinionated frameworks struggle to catch on? 34:35 The problem with Lambdas 36:16 Cloudflare’s JavaScript runtime compatibility 40:04 Brought to you by Sentry.io 41:44 The vision behind RedwoodSDK 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…

Syntax - Tasty Web Development Treats

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901: JS News: New React & Svelte APIs, RSC Updates, Redwood and Storybook 38:44

4 days ago38:44

38:44

Scott and Wes break down the latest in JavaScript news, including new async patterns in Svelte, React Server Component tooling with Parcel, and Redwood’s push into Cloudflare with its new SDK. They also cover what’s new in Storybook 9 Beta, from visual testing to a sleeker, lighter build. Show Notes 00:00 Welcome to Syntax! 02:50 Brought to you by Sentry.io . 03:37 Syntax Meetup ! 04:09 React View Transitions . 08:58 addTransitionType. 11:18 Activity API. Offscreen Renamed to Activity . 14:22 Maintaining state in search queries. 16:29 Asynchronous Svelte . Playground . 19:04 Svelte Boundary. 25:13 Parcel RSC . 27:15 Redwood SDK . 30:55 Storybook 9 Beta . 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…

Syntax - Tasty Web Development Treats

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900: 13 New CSS Features You Can Start Using Today 57:41

9 days ago57:41

57:41

Syntax - Tasty Web Development Treats

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899: GSAP: Killer Web Animations With Cassie Evans 57:03

11 days ago57:03

57:03

Scott and Wes sit down with Cassie Evans of GSAP to talk all things animation—from SVGs and scroll timelines to GSAP’s new rebrand and exciting features. They also dig into performance, plugins, and what makes GSAP such a powerful tool for web developers. Show Notes 00:00 Welcome to Syntax! 00:59 What is GSAP ? Cassie Codes . 01:53 GSAP Rebranding. 04:44 GSAP under the hood. 05:29 The big announcement ! 07:19 GSAP Showcase . 11:01 Brought to you by Sentry.io . 11:26 Why is GSAP easier for animations? GSAP Docs . 12:38 Animating with SVGs. 13:33 The love of SVG. 14:55 GSAP is performant. 16:06 Gotchas to watch out for. 18:12 Does GSAP work with canvas? 19:02 What GSAP projects are you most proud of? 20:30 Does it play nice with web frameworks? GSAP with React . 22:32 What are you excited about in CSS right now? Scroll Timeline . 24:27 Will any of these make their way into GSAP? 26:31 Timelines . 29:24 Building animations with timelines. 34:55 What are the best GSAP plugins? Split Text spanran-wrap . Physics 2D Plugin . 38:44 GSAP docs and philosophy. 39:50 Scrubbing animations by frame. 41:09 GSAP Video Exporter . 41:45 Animating with JavaScript. 45:19 JavaScript in unconventional applications. 47:56 Is there anything missing in web tech? 50:53 What about AI in GSAP? 52:40 Sick Picks + Shameless Plugs. Sick Picks Cassie: Eyesy Video Synthesis . Shameless Plugs Cassie: Smashing Conf . 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…

Syntax - Tasty Web Development Treats

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898: Every Developer Needs a 3D Printer 1:05:15

16 days ago1:05:15

1:05:15

Wes and Scott talk all things 3D printing—from fixing every day items to organizing tools, printing gadgets, and even teaching their kids entrepreneurship. Show Notes 00:00 Welcome to Syntax! 03:34 Brought to you by Sentry.io 05:03 Practical uses of 3D printing 07:34 Creating tools for organization Gridfinity 10:33 Improving and adapting everyday items Underware 14:34 The benefits of printing something vs buying it 15:32 Choosing the right 3D printer Bamboo Lab Elegoo Prusa Flashorge 25:26 Projects and ideas Multiboard 31:33 Filament types and their uses 40:05 Finding affordable filament Deal Forager 46:07 Where to find 3D models Maker World yeggi Printables Thangs Thingverse 48:08 Creating your own 3D models Fusion Shapr3D Onshape 53:00 Modifying existing 3D models 54:30 Coding in 3D printing Bento shards ManifoldCAD Hunyuan3D-2mv-Turbo Mecagent 01:01:25 Sick Picks + Shameless Plugs Sick Picks Scott: Alaska Bear Organic Silk Sleep Mask Wes: BLV - AMS Riser Shameless Plugs Syntax YouTube Channel 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…

Syntax - Tasty Web Development Treats

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897: Making Your App Feel Faster Than It Really Is 35:04

18 days ago35:04

35:04

Scott and Wes break down the tricks and techniques for making your app feel blazing fast—even when it’s not. From optimistic UI to preload-on-hover, it’s all about perception, not just performance. Show Notes 00:00 Welcome to Syntax! 01:12 Brought to you by Sentry.io . 02:34 Mousedown or pointerdown events. 06:00 UI animations should be fast. 08:00 Animations should not block interaction. 08:20 Animations should be cancellable / reversible. 10:50 Optimistic UI. 12:37 Local Data. 13:36 Delay loading indicators. 14:40 Page loading indicators. 15:47 Preload on hover. 17:13 Calculate mouse trajectory. 18:51 Full page spinner on every change. 20:04 Pixelated spinners. 20:23 Skeleton loaders. 23:43 Photo frames. 25:52 Search on input instead of search on click. 26:46 Progress loaders than move in between steps. 27:31 Community submissions. 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…

Syntax - Tasty Web Development Treats

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896: Do I Still Need To Know JS/CSS/HTML with AI? × How To Sell An App × Is React Context Bad? × More 53:57

23 days ago53:57

53:57

Syntax - Tasty Web Development Treats

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895: React Server Components: Where are we at? 30:44

25 days ago30:44

30:44

Scott and Wes break down the current state of React Server Components — what they are, how they work, and why they’re so controversial. From framework support to bundling complexity, it’s everything you need to know about RSC in 2025. Show Notes 00:00 Welcome to Syntax! 01:01 Brought to you by Sentry.io . 01:55 What exactly are React Server Components? 02:18 Server components rendering. 03:17 Server components are async. 03:45 Server components can be suspended. 05:05 Server components send RSC payloads to the browser. 06:08 This feels like HTMX? 06:54 Client components are still server rendered. 07:58 Server Functions. 08:52 useActionState. 09:12 Frameworks and React Platforms. 09:16 NextJS. 09:42 Waku. 12:26 candycode.com Daishi Kato 14:23 React Router. Michael Jackson Tweet . 19:29 Vite. vite-plugin-react-server 20:54 Tanstack. Syntax Ep 833 . 22:39 Bun. 23:01 DIY. 23:39 Why so much hate? 25:28 I want it my way. 27:46 React Server Components lock-in. 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…

Syntax - Tasty Web Development Treats

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894: Open Source Matters w/ Chad Whitacre 1:01:15

4 weeks ago1:01:15

1:01:15

Wes and Scott talk with Chad Whitacre, the newest member of the Syntax team, about all things open source—licenses, controversies, economics, and ethics. Chad breaks down what most people misunderstand, and how companies can support sustainable software development the right way. Show Notes 00:00 Welcome to Syntax! 00:39 Meet Chad Whitacre 03:39 Chad’s retro headphones Retrospekt 05:00 Chad’s role at Syntax https://syntax.fm/oss Open Path 09:41 What do people get wrong about open source? 11:11 Why is open source so divisive? 13:01 The evolution of open source and free software 17:55 Single vendor vs. community open source 20:22 How do people build businesses off of a GPL license? 24:40 What’s the most pure version of open source? 26:55 Fair source licensing explained 30:30 Brought to you by Sentry.io 33:09 Should you be concerned about dependencies in your app in relation to licensing? Fair Source 35:16 What’s the most interesting/unusual open source license? Beerware License 40:00 What is Open Source Pledge? Open Source Pledge 45:41 Choosing the right open source license 48:31 Wes’ most popular open source project wait 49:39 Interesting open source projects Mercedes-Benz embraces Open Source Porsche Open Source Platform 51:33 Licensing for educational content 53:46 The beauty of open source Plausible 56:12 Scott’s various open source projects 56:44 The importance of contributing to open source projects 59:16 Sick Picks + Shameless Plugs Sick Picks Chad: Save The Cat! Shameless Plugs Chad: Coming soon 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…

Syntax - Tasty Web Development Treats

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893: Everyone Is Talking About MCP 33:59

5 weeks ago33:59

33:59

Scott and Wes break down the Model Context Protocol (MCP), a new open standard that gives AI agents secure, tool-like access to your dev environment. They cover how it works, why it’s a big deal for AI coding workflows, and real-world use cases like GitHub, Sentry, and YouTube. Show Notes 00:00 Welcome to Syntax! 00:49 The lore of ICP. Wes MCP Shirt . 03:09 Brought to you by Sentry.io . 03:33 What is MCP ? 05:06 The steps of AI coding. 07:11 MCP hosts. 07:28 MCP clients. 07:35 MCP servers. 08:24 Why you might want to do this. 10:39 How this works in VS Code. 14:10 Wes built an MCP server. SVGL . 14:57 Playwright. 17:24 Sentry’s implementation. Building Sentry’s MCP with David Cramer . 18:54 YouTube implementation. 21:19 DaVinci Resolve implementation. Smithery . 23:02 Postgres. 24:40 Transport protocols. 24:49 STDIO. 25:19 SSE. 25:32 Streaming. 26:24 Writing you own MCP server. 26:28 FastMCP . 27:00 Cloudflare . 28:01 Data validation. 28:47 Standard schema. Episode 873 . 29:27 Other parts of MCP. 29:35 MCP resources. 30:37 MCP prompts . 30:48 MCP roots . 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…

Syntax - Tasty Web Development Treats

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892: The History of Syntax 55:07

5 weeks ago55:07

55:07

Wes and Scott talk about the origins of Syntax, sharing how a friendly course name conflict led to a mastermind group, then a podcast, and eventually a full-blown media brand. They also reflect on key milestones, from early episodes and sponsorships to joining Sentry, expanding the team, and what’s next. Show Notes 00:00 Welcome to Syntax! 00:51 How Wes and Scott met Scott Tolinski & The Origins of LevelUpTuts LevelUpTutorials WesBos.com 09:31 How Syntax got its name Episode 001: React Tools 15:30 Getting sponsors Delicious Brains FreshBooks 18:53 Hasty Treats and expanding the show 22:36 Adding interviews to Syntax SVGs with Sara Soueidan 23:38 Syntax’s first live show Live at JAMstack_conf 27:58 Brought to you by Sentry.io 28:34 Acquisition by Sentry 600th Episode! Major Announcement and Swag Giveaway! 33:56 Hiring a producer Randy Rektor 36:39 Transitioning to video and growing the team Rating and ROASTING Coding Desk Setups CJ Reynolds Kaitlin Bloom 41:47 Launching the merch store Sentry.shop 46:01 The future of Syntax 47:23 Sick Picks + Shameless Plugs Sick Picks Scott: Crucial X10 Pro 4TB Portable SSD Wes: MONVICT Cordless Glue Gun Shameless Plugs Syntax YouTube Channel 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…

Syntax - Tasty Web Development Treats

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891: Light and Dark Mode 27:28

6 weeks ago27:28

27:28

Light mode? Dark mode? Scott and Wes break down the best ways to implement theme switching in CSS, from prefers-color-scheme to manual overrides. Plus, tips on handling shadows, icons, and the dreaded flash of dark mode! Show Notes 00:00 Welcome to Syntax! 01:05 Brought to you by Sentry.io . 02:06 Light and dark mode, things to consider. 02:31 Light and dark mode from scratch. drop-in.css . 04:41 Calculations vs assigned color. 05:32 color-mix and relative color. 08:15 Foreground and background variables. –tint-or-shade: color-mix(in oklab, var(–fg), transparent 95%); –tint-or-shade-harder: color-mix(in oklab, var(–fg), transparent 90%); 09:13 Setting color scheme. 12:38 light-dark function in CSS. 15:48 Manually setting dark mode. 18:43 The challenges with shared caching. 19:33 Tailwind CSS implementation. Tailwind dark-mode . 19:52 Shoehorning in dark mode. 22:25 Other things to consider. 22:28 Color contrast. Lea Verou contrast-color . 24:39 Logos. 25:22 Icons and images. 26:20 Accessibility. Polypane . 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…

Syntax - Tasty Web Development Treats

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890: Accepting Money on the Internet in 2025 46:27

6 weeks ago46:27

46:27

Wes and Scott talk about the ins and outs of accepting payments online—from choosing processors like Stripe and PayPal to handling fraud, taxes, custom checkouts, and more. Show Notes 00:00 Welcome to Syntax! 02:34 Payment processors Stripe PayPal Square Authorize.net 09:29 Checkouts 18:22 The checkout flow 23:10 Methods of accepting money 25:30 Brought to you by Sentry.io 28:34 Merchant of Record Lemon Squeezy Gumroad Paddle Beacons 32:51 Handling fraud, disputes, and refunds 41:25 Sick Picks + Shameless Plugs Sick Picks Scott: Parcel Wes: Parcels App Shameless Plugs Syntax YouTube Channel 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…

Syntax - Tasty Web Development Treats

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889: Planning A Build 29:47

7 weeks ago29:47

29:47

Scott and Wes talk about the planning process for a major redesign of the Syntax.fm website. They share their thoughts on organizing tasks, choosing tech, handling styling, and the debates that come with deciding what to keep and what to change. Show Notes 00:00 Welcome to Syntax! 01:36 Brought to you by Sentry.io . 02:48 Why we need version 3.0 of Syntax.fm . Level Up Tutorials , Travis Neilson . 04:41 Project planning and organization. 05:53 The codebase. 09:50 The CSS changes. Episode 770: Design Systems With Brad Frost . 12:27 Tooling. 15:54 Development process. 16:38 Mobile and responsiveness. 18:37 Saving VS Code extension into the repo. 19:56 Using a dev container. 20:53 AI agent rules. 21:35 Code styles. 23:42 Canadian podcast. 24:33 Content storage. 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…

Syntax - Tasty Web Development Treats

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888: You Need a Monorepo × Client Only React × TanStack + More 52:46

7 weeks ago52:46