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JavaScript

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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Limiting GraphQL Query Depth the Right Way

Limiting GraphQL Query Depth the Right Way

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3 min read
Stop Pasting Production Tokens into Random Websites. Here’s a Safer Alternative.

Stop Pasting Production Tokens into Random Websites. Here’s a Safer Alternative.

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1 min read
I built a random online secret generator in less than 30 minutes using AI
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I built a random online secret generator in less than 30 minutes using AI

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1 min read
Common Mistakes in React Admin Dashboards (and How to Avoid Them)
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Common Mistakes in React Admin Dashboards (and How to Avoid Them)

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4 min read
async/await is NOT just syntax sugar for Promises

async/await is NOT just syntax sugar for Promises

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2 min read
React Performance Optimization: Advanced Techniques for Lightning-Fast Apps
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React Performance Optimization: Advanced Techniques for Lightning-Fast Apps

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6 min read
Reconciliation & The Virtual DOM: How React Decides What to Update

Reconciliation & The Virtual DOM: How React Decides What to Update

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8 min read
Hoisting & The Temporal Dead Zone: Why `let` and `const` Behave Differently Than `var`

Hoisting & The Temporal Dead Zone: Why `let` and `const` Behave Differently Than `var`

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6 min read
How to Validate YAML Files in the Browser Using JavaScript

How to Validate YAML Files in the Browser Using JavaScript

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2 min read
🧭 Introducing Database Onboarding Guides in Vizora
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🧭 Introducing Database Onboarding Guides in Vizora

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2 min read
JSer.info 15th Anniversary: Looking Back at 15 Years of JavaScript
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JSer.info 15th Anniversary: Looking Back at 15 Years of JavaScript

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12 min read
Integrating KaibanJS Teams with Kaiban.io: Enterprise Workflow Automation via A2A Protocol
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Integrating KaibanJS Teams with Kaiban.io: Enterprise Workflow Automation via A2A Protocol

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9 min read
I Built the Chrome Extension I Wish I Had as a CS Student
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I Built the Chrome Extension I Wish I Had as a CS Student

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2 min read
Secret Entrance
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Secret Entrance

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4 min read
I Built a TypeScript SDK for John Deere Because Nobody Else Did
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I Built a TypeScript SDK for John Deere Because Nobody Else Did

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1 min read
Day 13: The 12-Day Gap and Coming Back

Day 13: The 12-Day Gap and Coming Back

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2 min read
The `this` Keyword & Binding: JavaScript's Most Confusing Feature (Finally Explained)

The `this` Keyword & Binding: JavaScript's Most Confusing Feature (Finally Explained)

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7 min read
Closures & Lexical Scope: How JavaScript Functions "Remember" Where They Were Born

Closures & Lexical Scope: How JavaScript Functions "Remember" Where They Were Born

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6 min read
How to create OTP flow system on Node.js (step-by- step)
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How to create OTP flow system on Node.js (step-by- step)

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3 min read
Starting My Frontend Journey: A Beginner Sharing Progress.

Starting My Frontend Journey: A Beginner Sharing Progress.

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1 min read
Advanced Data Table Implementation with React Table Library

Advanced Data Table Implementation with React Table Library

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7 min read
Getting Started with RSuite Table in React: Building Your First Data Table

Getting Started with RSuite Table in React: Building Your First Data Table

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5 min read
Autonomous Agents: The Dual-Edged Sword for Knowledge Workers and Leaders – Navigating Radical Productivity and Unseen Risks new

Autonomous Agents: The Dual-Edged Sword for Knowledge Workers and Leaders – Navigating Radical Productivity and Unseen Risks new

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6 min read
How I Built a "Risk-Free" Arbitrage Bot for Polymarket & Kalshi

How I Built a "Risk-Free" Arbitrage Bot for Polymarket & Kalshi

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3 min read
How I Built a Currency Converter Extension in 2026

How I Built a Currency Converter Extension in 2026

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5 min read
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