Build a typed CLI from scratch with Commander.js + Zod
The problem with untyped CLIs Commander.js is great for parsing arguments, but it hands you everything as string | undefined — regardless o
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The problem with untyped CLIs Commander.js is great for parsing arguments, but it hands you everything as string | undefined — regardless o
In the previous article we built a working OIDC Authorization Code Flow server. There was one shortcut worth updating before we could continue filling
Originally published at norvik.tech Introduction A deep dive into the differences between is-kit and Zod for TypeScript validation. Disc
CrabTrap: I Put an LLM-as-a-Judge Proxy in Front of My Production Agent and Here's What Happened I was staring at my agent logs at 10pm whe
CrabTrap: puse un proxy LLM-as-a-judge delante de mi agente en producción y esto pasó Estaba mirando los logs de mi agente a las 10pm cuand
Why I built Brew-TUI If you're a macOS developer, you probably use Homebrew every day. But memorizing all the brew commands gets old — espe
Most Node.js error handling tutorials show you try/catch. That's not enough for production. I learned this the hard way. A silent catch block swallowe
🎣 The Hook The first 3 lines decide if someone stays . "I wasted months rewriting the same fetch logic in every React project. One weekend, I built a
Azure App Configuration provides a service to centrally manage application settings and feature flags. Modern programs, especially programs running in
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Hi everyone! I’m a frontend engineer who sometimes wonders: “Am I using AI… or is AI using me?” When writing runtime validation in TypeScript, Zo
The choice between Shadcn/ui and Chakra UI depends on how you build your application’s UIs. For example, if you enjoy total control and flexibility wh
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Claude Context – TypeScript Project: Complete Project Ideas Guide (2026) Discover 10 amazing Claude Context – TypeScript Project project i
TL;DR We built LeaseKit, a state-specific US landlord document generator. The legal layer went through eight independent audit rounds again
A cleaner pattern for preventing duplicate submits, blocking conflicting actions, and coordinating async workflows across React components. For a s
TL;DR Pattern-matching scanners (Semgrep, Snyk, CodeQL) find what their rulebook encodes. Bugs that arrive as structural variants — the s
TL;DR — content-mill is an open-source CLI and library that reads static content — MkDocs sites, markdown directories, JSON files, HTML pages — and
The problem I'm still losing at Search my app's name on Google and the first results aren't my site. They're other people's articles about
Building mcp-pool: one week, eleven MCP servers, one shared OAuth library This is another post in the series where I walk through my open