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Once relegated to the browser as one of the 3 core technologies of the web, JavaScript can now be found almost anywhere you find code. JavaScript developers move fast and push software development forward; they can be as opinionated as the frameworks they use, so let's keep it clean here and make it a place to learn from each other!

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Understanding Zustand

Understanding Zustand

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4 min read
Managing Environment Variables Securely with Keycheck

Managing Environment Variables Securely with Keycheck

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3 min read
Idempotency Keys: The One API Pattern That Prevents Duplicate Payments (and Worse)

Idempotency Keys: The One API Pattern That Prevents Duplicate Payments (and Worse)

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3 min read
Reverse once, run forever: designing client-side defenses that assume the attacker has already read every line

Reverse once, run forever: designing client-side defenses that assume the attacker has already read every line

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9 min read
JWT Explained: What's Actually Inside That Token (with a free decoder)

JWT Explained: What's Actually Inside That Token (with a free decoder)

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1 min read
How to Use Lottie Animations in Svelte and SvelteKit

How to Use Lottie Animations in Svelte and SvelteKit

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2 min read
Multigres v0.1 Alpha: Is Supabase Finally Making Postgres Scale *Effortlessly*?

Multigres v0.1 Alpha: Is Supabase Finally Making Postgres Scale *Effortlessly*?

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3 min read
How to Use Lottie Animations in React (Complete Guide)

How to Use Lottie Animations in React (Complete Guide)

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3 min read
Chrome Side Panel API: Build a Sidebar Extension (2026) | ExtensionBooster

Chrome Side Panel API: Build a Sidebar Extension (2026) | ExtensionBooster

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3 min read
How I Fixed a CORS Error Without Knowing Backend - and What I Learned From It

How I Fixed a CORS Error Without Knowing Backend - and What I Learned From It

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1 min read
Top 10 Mistakes React Developers Make in 2026 — With Before/After Code, Production Metrics, and Real Fixes

Top 10 Mistakes React Developers Make in 2026 — With Before/After Code, Production Metrics, and Real Fixes

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6 min read
Lottie JSON vs .lottie Format — What's the Difference and Which Should You Use?

Lottie JSON vs .lottie Format — What's the Difference and Which Should You Use?

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3 min read
How to Add Lottie Animations to Your Website (Free JSON Files Included)

How to Add Lottie Animations to Your Website (Free JSON Files Included)

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2 min read
Learning about JavaScript/ECMA Script

Learning about JavaScript/ECMA Script

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4 min read
TypeScript Branded Types vs. Nominal Types: Which Pattern Should You Use in 2026

TypeScript Branded Types vs. Nominal Types: Which Pattern Should You Use in 2026

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10 min read
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