A Commenter Redesigned My Presale Validation Before I Could Fail It the Same Way Twice
A Commenter Redesigned My Presale Validation Before I Could Fail It the Same Way Twice I want to tell you about the moment my own validation method…
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Invariants are cheap. Silent corruption is not.
We had five numbers that were supposed to add up. Nothing in the codebase checked that they did. The relationship nobody wrote down A tracked journe…
Request validation with Zod in Express
Express does not validate request input for you. Without a check at the edge, handlers get raw req.body , req.query , and req.params - strings where…
Laravel Precognition: Live Validation That Reuses Your Backend Rules
Book: Decoupled PHP — Clean and Hexagonal Architecture for Applications That Outlive the Framework Also by me: Thinking in Go (2-book series) — Comp…
Madrigal's "Failures as Eval Suites" Pattern and How Flow Already Provides the Infrastructure
A blog post on LangChain's site about how Madrigal Pharmaceuticals built their multi-agent AI platform caught my attention this week. Not because of…
Pydantic & Data Validation — Border Control for Python APIs (2026)
Fortifying APIs: Data Validation with Pydantic When building backend services, a fundamental principle stands above all others: never implicitly tru…