How to Write an Effective CLAUDE.md for Claude Code (Even If You’ve Only Used It 2½ Years)
The article explains why AI coding tools like Claude Code need a concise CLAUDE.md onboarding file, details what should be included, offers concrete best‑practice tips such as keeping the file under 200 lines, using positive directives, leveraging Hooks and AGENTS.md, and provides troubleshooting steps and team‑collaboration strategies.
