Dev.to WebDev

Custom Web App Cost in 2026: Pricing & Scoping Guide

You have a solid idea. Maybe it's a client portal, a SaaS product, or an internal tool that your tea…

How to get started with JointJS for React

Whether you’re experimenting, building a proof of concept, or ready for a production-grade app, this…

State Management in Modern React: Zustand vs Redux Toolkit vs Context API

title: "State Management in Modern React: Zustand vs Redux Toolkit vs Context API" published: true p…

Why Page Builders Ruin Custom HTML Designs (And How Zero-Wrapper Block Conversion Fixes It)

Every front-end developer who has tried to bring a custom HTML/CSS mockup into WordPress has experie…

Fix grammar and clarity at scale with an affordable text API

Fix Grammar and Clarity at Scale with an Affordable Text API As developers and makers, we're consta…

GIF to PNG in the Browser: First Frames, 1-Bit Transparency, and Why the PNG Gets Bigger

GIF to PNG sounds like the simplest conversion there is. Load the image, draw it on a canvas, export…

The request timed out. Did the server save the change?

The user clicks Save. A spinner runs for a while, then the request times out. It is tempting to sho…

Designing a Fair AI Detection Feature: 7 UX Patterns That Prevent False Accusations

Adding an AI detector to your product takes an afternoon. Designing it so it doesn't falsely accuse …

Detect image formats from magic bytes in Node and Python

Read the first bytes of the file and compare them with each format's signature: FF D8 FF is JPEG, 89…

How I built Entry's homepage preview

My about.me page hadn't changed in 13 years. I wanted a personal homepage, but I didn't want another…

The redaction you can't see is still in the text layer

You have probably heard this story before: someone "redacts" a PDF by drawing black boxes over names…

My regex found an IP address in the word "candidate"

TL;DR: Versions 1.0.0 and 1.0.1 of my npm package @myipscan/leak-check reported strings like e:27031…