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Published on Medium as @0xtanzim and served here straight from the RSS feed. Updated hourly.
Occasional detours into AI tooling and developer experience.
At first, a database connection feels almost invisible. Your backend receives a request, runs a query, gets the result, and sends the response. With one user, there is nothing interesting to see. But production systems…
Refresh a webpage. Your browser sends a request. The server replies: “I’m not sending it.” No body. No JSON. No HTML. And yet the page still renders perfectly, with what looks like the latest data. That shouldn’t be…
Last week I was debugging a slow API and, out of habit, popped open Chrome DevTools and clicked the Network tab. Size and Transferred show up as two separate columns for every request there, and it’s easy to skim past a…
You’ve written @Injectable() dozens of times. But if someone asked you what it actually does, could you explain it without saying "it enables dependency injection"? I used to treat NestJS like a magic box. Write a…
I’ve seen this happen more times than I can count. A React app starts clean — components are small, state is local, everyone understands the code. Six months later, the same codebase is a maze. Components import from…
A deep dive into the pattern that keeps pages static when your app needs to know who’s logged in You build a product page in Next.js. Statically generated. Served from the CDN. Fast. Then someone says: “The header…
Most developers learn Next.js. Experienced engineers learn how it thinks. There’s a tell-tale sign when you’re reviewing code from someone who learned Next.js from tutorials: everything is a client component. Not…
Understanding the distributed systems problem behind Netflix Eureka — and why hardcoded service URLs eventually fail. You finally finished splitting your monolith into microservices. Everything looked great.…
The missing piece isn’t Auth.js — it’s understanding how OAuth actually works. You built a clean signup page. The user selects Teacher , clicks Continue with Google , completes authentication… …and ends up as a Student…
A simple, two-command fix to get the AI assistant working on Ubuntu and other distros. You’ve installed Microsoft Edge on your Linux machine, ready to take advantage of its features. You click the familiar Copilot icon…