📰 Medium · JavaScript

Articles from Medium · JavaScript · 46 articles · Updated every 3 hours · View all reads

Medium · JavaScript 🔧 Backend Engineering ⚡ AI Lesson 14h ago

I Replaced My Express.js App With Fastify — Here’s What Happened

Switching from Express.js to Fastify is a common move for developers, Really? Continue reading on Medium »

Medium · JavaScript ⚡ AI Lesson 15h ago

A Company Raised $17M to Replace Git. I Have Questions.

Git tracks files. Not context. Continue reading on Medium »

Medium · JavaScript ⚡ AI Lesson 18h ago

We Stopped Shipping JavaScript — HTMX Made Our React App Look Overbuilt

We deleted most of our frontend code and nothing broke. Continue reading on Medium »

Medium · JavaScript 🌐 Frontend Engineering ⚡ AI Lesson 19h ago

Frontend Performance That Actually Moves the Needle

Lighthouse is a starting point, not the finish line. Continue reading on CodeScoop.dev »

Medium · JavaScript ⚡ AI Lesson 21h ago

Angular Standalone Components — The Biggest Shift in Angular Architecture

Angular is moving away from modules — and most developers haven’t fully adapted yet. Continue reading on Medium »

Medium · JavaScript ⚡ AI Lesson 1d ago

WebGPU for Frontend Devs: A Practical First Project

As a React developer, you’re likely no stranger to the importance of performance and accessibility in your frontend applications. However… Continue reading on M

Medium · JavaScript ⚡ AI Lesson 1d ago

map, filter, reduce — The Three Array Methods React Uses Every Day

You can build a React app without knowing these. You just can’t build a good one. Continue reading on Medium »

Medium · JavaScript ⚡ AI Lesson 1d ago

Getting Started and Understanding the Basics => React Native with Expo

Starting with mobile development can feel overwhelming, especially if you’re coming from a web background. The good news is that React… Continue reading on Code

Medium · JavaScript 📣 Digital Marketing & Growth ⚡ AI Lesson 1d ago

Bun in 2026: One Binary to Replace Them All

npm takes 18 seconds. Bun takes 2. ts-node takes 1200ms. Bun takes 50ms. Bun isn’t trying to replace Node.js — it’s trying to replace the… Continue reading on M

Medium · JavaScript 📣 Digital Marketing & Growth ⚡ AI Lesson 1d ago

JWT vs Session Auth: Which One Should You Actually Use in 2026?

Still Deciding between JSON Web Tokens (JWT) and Session-based authentication Continue reading on Medium »

Medium · JavaScript 🖌️ UI/UX Design ⚡ AI Lesson 1d ago

Why Your Angular App Feels Slow (Even When It’s Not)

The hidden UX mistakes developers confuse with performance issues Continue reading on Medium »

Medium · JavaScript ⚡ AI Lesson 2d ago

12 TypeScript runtime-guard rules for safe JSON tool inputs

Stop malformed payloads, silent coercion, and tool-call chaos before they hit production. Continue reading on Medium »

Medium · JavaScript 🖌️ UI/UX Design ⚡ AI Lesson 2d ago

I Thought Accessibility Was Just Alt Text. I Was Wrong.

What actually breaks when you think accessibility is “done” Continue reading on Medium »

Medium · JavaScript 📣 Digital Marketing & Growth ⚡ AI Lesson 2d ago

I Got Tired of Google Analytics. So I Built My Own.

A few weeks ago I shipped a small side project. Nothing crazy — just a web app I’d been hacking on in my spare time. First thing I did… Continue reading on Java

Medium · JavaScript 🔧 Backend Engineering ⚡ AI Lesson 2d ago

A Sane Way to Handle Server Component Errors In Next.js

Let’s be real: errors are annoying. But in Next.js, they can also be confusing. You reach for react-error-boundary like a good React… Continue reading on Medium

Medium · JavaScript ⚡ AI Lesson 2d ago

Complete Guide to Reusable Components in React

Reusable components are one of the core strengths of React. They help you write clean, maintainable, and scalable code by avoiding… Continue reading on Medium »

Medium · JavaScript 📐 ML Fundamentals ⚡ AI Lesson 3d ago

Meta Hacker Cup 2013— Round 3: Digits War

Difficulty: Medium Topic: Digit Dynamic Programming, Combinatorics Continue reading on Javascript by doing »

Medium · JavaScript 📣 Digital Marketing & Growth ⚡ AI Lesson 3d ago

How PassiveIntent Detects User Frustration in <2ms — Without Sending a Single Byte to a Server

Every major behavioral analytics platform shares the same fundamental architecture: observe user behavior in the browser, ship raw event… Continue reading on Me

Medium · JavaScript 🖌️ UI/UX Design ⚡ AI Lesson 3d ago

Stop Writing Rollback Logic: React 19 Finally Fixes Optimistic UI

Modern web applications are expected to feel instant. Continue reading on Medium »

Medium · JavaScript ⚡ AI Lesson 3d ago

I Built a Complete Portfolio Tracker for Indian Investors in a Single HTML File

No backend. No sign-up. No data leaves your browser. Open-source and free forever. Continue reading on Medium »

Medium · JavaScript 🔧 Backend Engineering ⚡ AI Lesson 3d ago

Why Express.js is a great choice for your first backend

I have spent over 15 years building systems. Early in my career, I frequently had to context-switch between Java on the backend and… Continue reading on Medium

Medium · JavaScript 🔧 Backend Engineering ⚡ AI Lesson 3d ago

Full Stack Developer Learning Guide (Beginner → Job Ready)

Learning full stack development can feel scary for beginners. There are many technologies and tools, and it’s easy to get confused. This… Continue reading on Me

Medium · JavaScript 📣 Digital Marketing & Growth ⚡ AI Lesson 3d ago

69% of AI Crawlers Can’t Read Your Website (And One Is Wearing a Disguise)

You spent six months building a SaaS landing page. Beautiful hero section. Social proof carousel. Pricing table that animates on scroll… Continue reading on Med