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A cron job ran twice last Tuesday. Not a crash, not an error — the same job, twice, four minutes apart, doing the same work on the same data. The second run sent duplicate emails to a handful of users
A critical TLS certificate-validation vulnerability was disclosed in Node.js 24.x and 26.x, tracked as CVE-2026-105483. It is the kind of bug that sounds abstract until you translate it: under certain
Go has shipped a reworked JSON package, json/v2, and it is the kind of change that looks boring in a changelog and matters a lot in real code. I spent an evening reading the proposal and porting a sma
Model Context Protocol — MCP — is the piece of the AI-tools puzzle that sounds complicated and turns out to be simple once you build one. I built a tiny MCP server for my own notes folder last weekend
There is a special kind of dread that comes with a test that passes on your machine and fails on CI. Not always — sometimes. The worst word in testing is "sometimes", because a test that fails sometim
I failed SQL joins three times. I could repeat the definitions word for word, and still stare at a query like it was written in another language. Then a friend drew four circles on a napkin, and it cl
I spent a month wondering why nobody messaged me on LinkedIn. My profile was complete, my experience section was solid, and I had applied to plenty of jobs. Then a recruiter friend showed me what she
My old portfolio had everything: a skills section with animated bars, an about page with my life story, nine projects, a services list, a testimonials section borrowed from a tutorial, and a contact f
Nobody's job description says "spend Friday afternoon copying values between tabs." Yet that's where the hour goes. These five formulas each kill one specific manual chore. Each one below names the ch
