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Two things happened in the shell.online repo since Friday that are worth writing down, because both are failures most release pipelines never surface.
A library isn't code. A library is thirty or forty decisions somebody already made, correctly, without ever telling you a decision was being made. Yo
A username that reads "admin" on every screen you check it on can be storing something else entirely -- and it'll sail past a reserved-name check tha
I had four small services. Each one was a Model Context Protocol adapter — a thin wrapper that lets an AI agent call out to some external thing. One t
This is a submission for the DEV Weekend Challenge: Generosity Edition. What I Built Kindness Chain is one page. You write one sentence ab
One task, one concern, one or two files, one test, one command. The rule I use to know when to stop splitting isn't a line count - it's whether anythi
The attack that started this project An MCP server exposes a tool called read_file. Buried in its description is a line the user never noti
Introduction: The State of Golang in 2023 Golang, affectionately known as Go, stands at a crossroads in 2023. Once hailed as the future of
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Social-content integrations often begin with a deceptively small requirement: fetch a transcript, inspect a creator profile, or put engagement figures
Struct tags are just strings — a typo'd checker name, a wrong-typed field, or a renamed cross-field target all compile fine and fail silently at runt
I wrote a puzzle generator whose acceptance rate is 0.26%. It throws away 99.7% of everything it produces, and that is the design working as intended,
How to turn struct-tag validation failures into a standard "application/problem+json" response — the RFC 9457 format — with one method call, no hand-
A hands-on walkthrough of validating and normalizing a real signup form in Go — trimming input, cross-field rules, slices, custom messages, and JSON
I've built enough Express and Flask APIs to know the drill: router, DB client, logger, metrics, health endpoint, Dockerfile, then three hours of glue.
An erasure request comes in. The person's data is in your database, in three replicas, and in nightly backups you keep for five years because a regula
TL;DR: I built ZeroTrust — a supply-chain security scanner, zero third-party dependencies, go.mod with no require block — for the Zero Dependency Hack
Here's a pattern that has quietly become normal in a lot of companies. An operations person gets tired of copying data between the CRM and the accoun
A database client supporting 90+ engines sounds like a dependency-management problem disguised as a UI. My late-night question was simpler: how much o
If you've written more than one HTTP handler in Go, you've written this code: if strings.TrimSpace(req.Name) == "" { return errors.New("name