Thanks to AI, individuals can now build quite full-scale applications.In the past, just building a web service alone was difficult, and the hurdle was even higher if you wanted to build and sell a ...

Learn how to test CDN performance from the command line using curl and dig. Measure TTFB, DNS latency, cache hits vs misses, and HTTP/3 performance.

Understand what a codebase does, why its parts exist, and where it could become simpler—before asking an agent to change it. This is an early extract from a larger library of SDLC skills I'm still ...

AWS introduced Pizza Bot, as a self-hosted application for AI tasks that continue while users work elsewhere. It organizes completed results and pending decisions into an email-style inbox. Earlier ...

The web app keeps everything in Neon Postgres. This one doesn't talk to it at all — notes, courses, chats and quizzes live in on-device SQLite through expo-sqlite and Drizzle. That's deliberate.