The signal in the feed.

WebP to PNG: How I Saved Our Email Campaign in 10 Minutes

WebP cut our page load 40%. Then our email campaign went out with broken images. Email clients do not render WebP. Batch converted everything back to PNG via webp2png.io. Always have a PNG fallback.

Rethinking Staying Through the Hard Parts in 2026

"We stay through the hard parts" sounds like loyalty theater. It isn't — it's concrete. Anyone builds well in the fun phase (greenfield, features, the demo). The real test is when it stops being fun: the gnarly bug that resists 3 fixes Products fail in the hard middle a team didn't show up for — not the fun phase. The question isn't "excited at the start?" (everyone is) but "present at the hardest part?" The real test? → devxhub.com

Chatto is now Open Source

useEffect Is Not a Lifecycle Method

I spent longer than I should have mentally mapping useEffect onto componentDidMount and componentDidUpdate. That model works just enough to feel right. Then it breaks in ways that are genuinely hard to debug. The actual model is simpler: useEffect synchronizes something outside React with your current state. That's it. Not "run when the component mounts." Synchronize an external thing. The clearest version of this is a subscription. If your effect subscribes to something and your cleanup unsubsc

Ocean rift zone saw spreading happen in a sudden burst

The crust expands at mid-ocean rifts. But how?

Solo GP Ashley Smith announces second $25M fund to back startups in AI, security and more

Vermilion Cliffs Ventures announced Wednesday the close of a $25 million Fund II.

Republicans Gleefully Celebrate Midterms Chaos in Maine

Political operatives in Trumpworld hope that US Senate candidate Graham Platner stays in the race as long as possible.

React Dynamic Web Apps & Clean Form States

While building Chef Claude, I realized React wasn't just helping me build a UI. It completely changed the way I handled forms and dynamic data. In vanilla JavaScript, I was writing a lot of code just to grab a value from a form and update the page. Then I discovered useState and FormData, and things started to click. Chef Claude lets users enter ingredients and generates a recipe. Before React, I would've selected the input manually, grabbed its value, and updated the DOM myself. That works, but

Apple to produce Made in America wireless chips with Broadcom

Apple has signed a $30 billion+ multiyear deal with Broadcom to design and produce more than 15 billion U.S.-made custom wireless connectivity chips for Apple products.

The 5 Types of AI Agent Memory Every TypeScript Developer Should Know

Most developers try to fix AI agents with better prompts. In practice, most agent problems are...

Type-Safe Invite Email Checks for React Apps

React teams usually get pretty good at testing components, routes, and API states. Invite emails are where things still slip. The button looks right in the UI, the mutation returns 200, and everybody moves on. Then a teammate opens staging, clicks the invite, and lands on a broken path because the email template still points to last week's route. It sounds tiny, but it can derail a release fast. What has worked best for me is treating invite email data like a product contract between React and t

The 'absolute magic' of Morse code that still connects people globally