Category: Software

When I first started using APIs on the frontend, things felt simple. I fetch some data, display it nicely, and done. That worked perfectly until I needed to use an API key. I tried everything to hide it like environment variables, build tools, and even hosting tricks. But no matter what I did, the key…

For the past few months, I’ve been writing a lot of entries on pseudo-selectors in CSS, like ::picker() or ::checkmark. And, in the process, I noticed I tend to use the :open pseudo-selector a lot in my examples — and in my work in general. Borrowing words from the fine author of the :open entry in the Almanac: The CSS :open pseudo-selector targets…

Your CI/CD pipeline has been green for weeks. The automated tests pass, the linter is happy, deployment scripts run smoothly. Life is good. Until one day, production breaks, and you realize the automation you trusted completely missed a critical bug. That’s Automation Bias: the dangerous tendency to trust automated systems more than they deserve, even…

Parsing PDFs sounds easy until you try parsing bank statements. I learned this the hard way. I spent nearly 2 months building a Chase Bank PDF parser that reaches 99% accuracy across 23 real statements (1,123 transactions total). Meanwhile, generic converters like Tabula or PDFTables only hit ~70% on the same documents. Here’s why Chase…

We recently released a new GitHub Copilot feature: custom agents defined in agents.md files. Instead of one general assistant, you can now build a team of specialists: a @docs-agent for technical writing, a @test-agent for quality assurance, and a @security-agent for security analysis. Each agents.md file acts as an agent persona, which you define with…