Why We Moved Every Cron Job Into One Boring Queue
Fourteen crontabs on six servers, zero alerts, one very bad Monday. This is how we cleaned it up.
Matteo Rossi
@matteo.devFrontend developer in Milan. Browsers, performance and the web platform.
10 articles415 clapsJoined Jun 4
Articles
Stop Writing Clever Retry Loops: Backoff, Jitter and Knowing When to Quit
Most retry code I review makes outages worse. Here is the small, dull version that actually helps.
Seven Code Review Comments I No Longer Leave
After six years and roughly 4,000 reviews, I quietly retired some of my favourite nitpicks. Here is the list and the reasons.
What Your Browser Does in the 16 Milliseconds You Never Think About
A plain-language tour of the frame: style, layout, paint and composite, and why the order matters.
The Spreadsheet Had 14 Date Formats. Here's How I Tamed Them
A practical, slightly embarrassing walk through cleaning real-world dates with pandas, and the rules I now follow on every import.
Your Lighthouse Score Is Not Your Users' Experience
Lab tests run on a perfect machine in a perfect network. Your customers live somewhere else entirely.
The Day I Deleted a 70KB Date Library and Nobody Noticed
The browser already ships a world-class date formatter. I just never bothered to look.
Event Delegation Isn't Old-Fashioned. It's Just Underrated
One listener on a parent can replace hundreds on children, and the browser has made it nicer than ever.
The Function That Did Nine Things: A Refactor Diary
How a 340-line order handler became six small functions, and why the tests mattered more than the new names.
I Replaced Our Modal Library With the Native Dialog Element
Focus trapping, the Escape key and a backdrop, all built in. Here is what worked and what still needed care.
