110 failing Playwright tests. Login flows, multi-step form wizards, search filters, file uploads, complex user workflows. Some failures were missing U...
After hearing about Agent skills, I thought I would try it out and where better to start than Hello World! Agent skills is a way to define a skill tha...
If you've ever integrated Stripe payments, you know the drill: Stripe sends webhook events to a public URL, but your development server is running on...
TL;DR: Deploy a FastAPI app in under 60 seconds — connect GitHub, port 8000 is auto-detected, click deploy. No Dockerfile needed. Database add-on avai...
Breaking changes are inevitable. User schemas evolve. Response formats get rationalized. Fields get renamed for consistency. The question isn't whethe...
How CQRS inside Clean Architecture gave reads a fast path while keeping writes honest — and the domain got simpler, not bigger. *Part 4 — ← Part 1: Cl...
Stop copy-pasting Stack Overflow commands you don’t understand. Here’s what’s actually happening — and how to use it like a pro. Continue reading on M...
I recently created my new online CV and wanted to show all of my contributions — also the ones from private repositories. My GitHub profile looked nea...
Static utilities work for math. For everything else, they hide dependencies and break your tests. Learn the four decisions that determine… Continue re...
Converting JSON responses to Java classes is one of the most common tasks in Java backend development. Here's how to do it efficiently. The Problem Wh...
I Built a Local Database Portal to Manage Multiple Databases in One Place Managing multiple local databases is still more painful than it should be. h...
I was 62 minutes into a coding session when I asked my AI assistant: "Do you even have a rule to remind me about water?" It did. It just couldn't do a...
A well-designed database makes everything downstream easier — queries are intuitive, the ORM doesn't fight you, and six months later you're not cursin...
I’ve been deep into vibe coding lately. Building random things, shipping them to GitHub, then moving on to the next idea. Continue reading on Medium »
Installation E: \\ ai-tools>curl -fsSL https://opencode.ai/install | bash After installation, it looks like this: Set the environment variable as prom...
Debugging APIs? Why a Visual JSON Editor is Better Than Your Terminal 99Tools ・ Feb 22
Every developer has been there: you’re testing a new REST API endpoint, you run a curl command, and your terminal is suddenly flooded with a massive,...
I’ve been working on a production codebase with a team, and after months of dealing with “diverged branches,” mysterious merge conflicts… Continue rea...
China’s brain-computer interface industry is rapidly scaling from research to commercialization, driven by strong policy support, expanding clinical t...
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