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Over the past six months, I've built about 10 Agent Skills — the kind of scripts that LLM-powered coding agents invoke to get real work done. By the t
Most mind map tools store their data in a proprietary binary blob or lock you into a WYSIWYG editor. When I started Open MindMap, a React component, I
If you've been following AI regulation at all, you've probably heard about the EU AI Act. You may also have heard that parts of it were delayed. Tha
Angular's linkedSignal() just got a small upgrade with a big practical payoff. It can now read from larger signal state and write back to it with a cu
Next.js 14: 'Could not find the module in the React Client Manifest' — the real cause nobody tells you As a solo developer running a full A
About a year ago, a junior dev on our team wrote a cleanup job that nuked records without a tenant filter. In staging, thankfully — but it wiped ou
📝 Originally published in Japanese on Zenn. This is the English version. Canonical: https://zenn.dev/uya0526_design/articles/satellite3_metrics-ratio
📝 Originally published in Japanese on Zenn. This is the English version. Canonical: https://zenn.dev/uya0526_design/articles/satellite2_haiku-coachin
📝 Originally published in Japanese on Zenn. This is the English version. Canonical: https://zenn.dev/uya0526_design/articles/satellite1_amivoice-bff
📝 Originally published in Japanese on Zenn. This is the English version. Canonical: https://zenn.dev/uya0526_design/articles/main_article_reading-spe
Functional programming in TypeScript: the abstractions I actually use and the ones I dropped There's a specific moment I recognize in almos
Functional programming en TypeScript: las abstracciones que realmente uso y las que abandoné Hay un momento específico que reconozco en cas
Proper error handling in Next.js 15 is spread across four different mechanisms that serve different purposes. Most guides cover one of them. This cove
TL;DR: I built EcoAscent; a gamified eco-awareness app where a hand-drawn SVG world visually decays or flourishes based on your logged actions. This
I spent 3 hours debugging why Google Search Console kept showing "Couldn't fetch" on a sitemap that looked completely normal in my browser. The XML re
One thing I’m still trying to reason about with Codex is when a run should be stopped rather than allowed to keep spending context, steps, and time.
TypeScript Discriminated Unions: Making Impossible States Impossible You have a data, an error, and an isLoading field on a type. You know
Most anime ranking sites show you what's being promoted. The big seasonal titles, the ones with the biggest ad budgets, the ones every site agrees on.
A walkthrough wiring open-multi-agent's pluggable MemoryStore to TencentDB-Agent-Memory through its Hermes Gateway, with a real cross-run memory loop
The moment you need realtime in a Next.js app — other users see changes instantly, live feeds, collaborative editing — you face a wall of setup: webso