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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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5 Cookie Tricks for Debugging Auth Issues in Chrome (No More Creating Test Accounts)

5 Cookie Tricks for Debugging Auth Issues in Chrome (No More Creating Test Accounts)

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4 min read
I Built a Privacy-First Calculator Platform Used in 100+ Countries — Here's the Stack

I Built a Privacy-First Calculator Platform Used in 100+ Countries — Here's the Stack

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3 min read
Browser Scroll Restoration Is Broken on SPAs. Here's How a Chrome Extension Fixes It.

Browser Scroll Restoration Is Broken on SPAs. Here's How a Chrome Extension Fixes It.

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4 min read
Mastering Focus Management in React 19: Solving the Single-Page Application Routing Gap for WCAG 2.1 and EN 301 549 Compliance

Mastering Focus Management in React 19: Solving the Single-Page Application Routing Gap for WCAG 2.1 and EN 301 549 Compliance

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7 min read
React Context vs Zustand: When Context Is Enough (and When It Isn't) (2026)

React Context vs Zustand: When Context Is Enough (and When It Isn't) (2026)

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3 min read
How I Built a SaaS Template Marketplace with Next.js 14, Groq AI, and Stripe

How I Built a SaaS Template Marketplace with Next.js 14, Groq AI, and Stripe

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2 min read
I Built a Week Number Calculator with 18000+ Static Pages and a Free API —— Here's How

I Built a Week Number Calculator with 18000+ Static Pages and a Free API —— Here's How

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2 min read
Most apps do not need a full date library, so I built a 2KB one

Most apps do not need a full date library, so I built a 2KB one

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3 min read
Demystifying Zero-Knowledge Proofs: Constructing a ZK-SNARK Verifier from First Principles

Demystifying Zero-Knowledge Proofs: Constructing a ZK-SNARK Verifier from First Principles

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5 min read
SSR vs CSR: The Rendering Choice That Changes Your Entire Web App

SSR vs CSR: The Rendering Choice That Changes Your Entire Web App

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2 min read
Building an AST-Parsing JavaScript Interpreter from Scratch: Lexing, Parsing, and Evaluation

Building an AST-Parsing JavaScript Interpreter from Scratch: Lexing, Parsing, and Evaluation

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4 min read
Stop Race Conditions: React AbortControllers ⚡

Stop Race Conditions: React AbortControllers ⚡

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2 min read
When an AI Agent Joins Your Yjs Room, Three Assumptions Break

When an AI Agent Joins Your Yjs Room, Three Assumptions Break

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6 min read
React's real problem isn't React. It's Vercel.

React's real problem isn't React. It's Vercel.

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3 min read
From Angular.js to Fine-Grained Reactivity: Compiling Templates at Build-Time

From Angular.js to Fine-Grained Reactivity: Compiling Templates at Build-Time

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3 min read
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