Cline lets you auto-approve every action the agent takes without asking permission. The button exists. The question is why, as an architect, I'd rather not touch it — and what hidden cost total autonomy has in a real codebase.
Sep 02 2026 · 7′ · Tutorials · AI agents · arquitectura de software
Timescale's TigerFS exposes PostgreSQL through a filesystem interface. The previous article confused it with TigerBeetle; that interpretation is withdrawn.
Aug 22 2026 · 2′ · Tutorials · rust · sistemas distribuidos
Fonts lie. Noroboto documents how the text subsystem can return incorrect metrics and proposes mitigations in Rust. Before you copy it into production, you need to understand what problem it actually solves, where the common recipe breaks down, and what reproducible experiment is actually worth runn
Aug 17 2026 · 8′ · Opinion · linux · sistemas
I wrote about fp-ts this week and was left with an uncomfortable doubt: did I really need all that machinery? A look at when a native discriminated union solves the same problem as Either/Option without the learning curve.
Aug 14 2026 · 7′ · Tutorials · TypeScript · arquitectura de software
fp-ts is a university, not a production framework for most teams. But ignoring it completely means leaving genuinely valuable concepts on the table. An honest walkthrough of Option, Either, and pipe from the perspective of strict TypeScript in the real world — plus the uncomfortable question of whether you actually need it.
Aug 07 2026 · 10′ · Tutorials · Next.js · TypeScript
Adding an npm dependency isn't just installing code — it's taking on its maintenance, its attack surface, and its transitive deps. Here's the checklist I run before adding any package to a serious TypeScript project.
Jun 22 2026 · 9′ · Tutorials · TypeScript · pnpm
The README on juanchi.dev says "portfolio landing". The code says something else: an editorial system with repo ingestion, quality gate, automatic rewriting, and crons on Railway. The technical story the README doesn't tell.
Jun 22 2026 · 6′ · Next.js · TypeScript
The Vercel incident wasn't a technical vulnerability — it was a least-privilege failure applied to OAuth. Break down what scope creep is, how to audit it in existing integrations, and what architectural controls prevent a third party from accumulating permissions it doesn't need.
Jun 18 2026 · 11′ · Tutorials · TypeScript · nextjs
Rust has fewer memory CVEs than C/C++ — but that's not the whole story. My analysis of what that number actually says, what it doesn't, and how to turn it into a real technical decision.
Jun 16 2026 · 8′ · Opinion · seguridad · rust
Architecture, real systems, product decisions and technical lessons. Everything reviewed with my own judgment before it ships.
230 articles published