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Rewrites on React, Node.js, TypeScript and AI. A translated body is shown when it exists. If it does not, you see the English text and a note that says so.
Tagged: best-practices
Building a Good Claude Agent Skill: Lessons From a Running Coach Project
Building a Claude Agent Skill that holds up: tight descriptions, evals before prose, SKILL.md as a router, scripts over text and a credential boundary in CI.
13 min readTen Prompt Engineering Mistakes Developers Make, With Fixes
Ten common prompting errors, from vague requests and missing context to blind trust in output, each paired with a concrete before-and-after prompt you can reuse.
5 min readTypeScript Conventions That Keep Code Strict and Flexible
Practical TypeScript opinions: strict mode, unknown over any, sparse assertions, string unions, type vs interface, JSDoc props, utilities, and discriminated unions.
7 min read
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