909: Handling and Throwing Errors

909: Handling and Throwing Errors

We break down how to properly throw, catch, and log errors in JavaScript and TypeScript. They cover client-side and server-side strategies, using tools like Sentry, and how to handle errors without taking down your whole app. Show Notes 00:00 Welcome to Syntax! 01:19 Error terminology. 01:42 Thrown and catching. 03:01 What’s in an error. 04:09 Name and message. 04:42 Stack. 07:12 Node system errors. 07:34 Messages: strings, objects, or custom errors. 08:19 Throwing errors. 12:01 Promise errors. 12:10 Try catch block, .catch(). 14:13 Using awaited-to. 15:10 Finally. 16:29 promise.try() 17:14 Re-throwing errors. Error Cause 18:12 Client-side errors. 18:15 Catching at different levels. 18:51 Displaying errors. 21:59 Transforming server errors into client errors. 24:12 Error boundaries. 25:26 Server errors. 26:10 JSON API. 27:41 HTTP response codes. 30:09 Logging and solving errors. 31:16 Proudly supported by Sentry.io. Logging within Sentry 36:16 TypeScript and errors. 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

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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...

10 Syys 202547min

935: CJ Made A Sega Game In 2025

935: CJ Made A Sega Game In 2025

CJ takes us behind the scenes of Hackweek to share how he built a custom Sega Genesis game from scratch, complete with assembly code, level loading, and retro hardware tricks. From SGDK to parallax fa...

8 Syys 202552min

934: We Built a Real-Time, Local-Data, Competitive Coding Game

934: We Built a Real-Time, Local-Data, Competitive Coding Game

Scott, Wes, and CJ dive into SynHax, Scott’s Hackweek project for code battles. They discuss live coding duels, referee controls, and the surprisingly simple tech stack that delivers instant updates a...

3 Syys 202537min

933: Hackweek Overview - What Is It, What Did We Build

933: Hackweek Overview - What Is It, What Did We Build

It’s Hackweek at Syntax! Scott, Wes, and CJ break down what Hackweek is all about - how they picked their projects, what came out of them, and why it’s the best excuse to experiment, build, and have f...

1 Syys 202532min

932: Vibe Coding’s Huge Problem

932: Vibe Coding’s Huge Problem

Wes and Scott talk about the dangers of vibe coding when it comes to authentication and access control. They share real-world examples of security fails, discuss how to avoid client-side-only checks, ...

27 Elo 202522min

931: Project Init - How to Make Good Choices When Starting a New Coding Project

931: Project Init - How to Make Good Choices When Starting a New Coding Project

Scott and Wes dive into the fundamentals of project initialization and planning, from outlining ideas and choosing the right tools to making smart technology decisions. They also chat about leveraging...

25 Elo 202530min

930: Text Editor Keybindings, WASM Replacing Docker, LLM apathy and hosting mini apps

930: Text Editor Keybindings, WASM Replacing Docker, LLM apathy and hosting mini apps

In this potluck episode of Syntax, Wes and Scott answer your questions about VS Code vs Cursor, navigating promotions and job titles, database fundamentals, avoiding decision paralysis, how AI is shap...

20 Elo 202555min

929: Cloudflare Blocks AI Crawlers × Debugging Local Data × Raising Kids with Healthy Digital Habits and More

929: Cloudflare Blocks AI Crawlers × Debugging Local Data × Raising Kids with Healthy Digital Habits and More

Scott and Wes tackle listener questions on everything from local-first databases and AI-built CRMs to protecting APIs and raising kids with healthy digital habits. They also weigh in on Cloudflare’s A...

18 Elo 202553min

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