DEV Headlines

Migrating a Real TypeScript OSS Library from tsup to tsdown

The config migration was small. Preserving the package contract was the interesting part. Hoi hoi!...

dev.to·13d ago▲ 75

Bash Isn't a Programming Language. It's a Text Substitution Engine.

A visual, beginner-friendly guide to how Bash actually executes commands. Discover why spaces break your scripts, how the expansion pipeline works, the subshell amnesia trap, and how to write scripts…

dev.to·13d ago▲ 47

I Write on a 2006 iMac and Code on a $200 Laptop

I've always loved the idea of reusing old hardware, especially when it's still more than capable of...

dev.to·13d ago▲ 66

I Think We're Forgetting How to Be Bored

You know the moment. You're waiting for the kettle, or the elevator, or a page to load, or a friend...

dev.to·14d ago▲ 86

Curiosity Over Comfort

I’m More Interested in Why Things Break Than Why They Work I don’t think I became...

dev.to·14d ago▲ 23

Why Your TypeScript Code Still Crashes in Production

A practical visual guide to the TypeScript mental model. Discover why types vanish at runtime, how structural typing works, and how to write clean, type-safe code that never crashes in production.

dev.to·14d ago▲ 40

Your GitHub README Isn't a Profile. It's a Storefront. (Here Are the 5 Rules I Used

Description: "I stopped decorating my GitHub profile and started shipping it like a product page....

dev.to·14d ago▲ 47

Redis vs Dragonfly: A Hands-On Comparison

I have used Redis on almost every backend project I can remember. Caching, sessions, rate limiting,...

dev.to·14d ago▲ 16

Aborting a Fetch Doesn't Stop Your Node.js Server. Here's What Does.

I fired 20 requests at a Node.js handler and made every client walk away after 100 ms. The handler...

dev.to·15d ago▲ 41

DEVSecurity

Build a Tiny Virtual Pet on Arduino in 60 Minutes 🐾

Turn an Arduino Uno Q into Kiku, a Tamagotchi-style virtual pet with an animated LED face, moods, and keyboard controls.

dev.to·15d ago▲ 46

Activating Your Data Layer for Production-Ready AI

When discussing applications and systems using generative AI and the new opportunities they present,...

dev.to·15d ago▲ 7

What "best practice" did you quietly stop following?

Every dev picks up a pile of rules early on. Write tests first. Never commit to main. Keep functions...

dev.to·15d ago▲ 55

The Parts of a Job Search We Don't See

TL;DR We usually see a job search as applying, interviewing, and hopefully getting an offer. But...

dev.to·15d ago▲ 98

Why you still need a Website Portfolio, even though everyone can Vibe Code it.

If you have been following me for a long time, you already know I have been holding off my Portfolio...

dev.to·15d ago▲ 252

Meme Monday

Meme Monday! Today's cover image comes from the last thread. DEV is an inclusive space! Humor in...

dev.to·15d ago▲ 50

The Witness Was the Suspect: Why AI Audit Logs Can't Be Trusted

An AI agent does something it shouldn't. It leaks data, or wipes the wrong database, or makes a call...

dev.to·16d ago▲ 61