Claude Code: The Power User Guide (2026 Edition) The complete guide to terminal-native AI development — from your first session to advanced agent workflows. Claude Code isn't a chatbot for coding questions. It's an agentic tool that lives in your terminal, reads your files, writes code, runs your tests, and executes multi-step plans inside your actual development environment. The difference between pasting code into a browser and having an AI agent operate inside your codebase is not incremental — it's a fundamentally different way of building software. What's inside: Getting Started — What Claude Code is, installation, and your first hands-on session - Core Development — Code generation, code review and refactoring, debugging, and documentation - Configuration — The CLAUDE.md system, large codebase strategies, multi-file operations, testing, and Git workflows - Advanced Automation — Hooks, MCP servers, the Claude Code SDK (Agent SDK), and IDE integrations - Real-World Scenarios — Frontend, backend, DevOps, and working with existing codebases - Best Practices — Security, cost management, team workflows, and staying current as the tool evolves - Reference — Command reference, CLAUDE.md templates, MCP server directory, troubleshooting, and glossary 24 chapters. 7 parts. 5 appendices. Written for developers who want AI as a core part of how they build software, not a novelty in a browser tab. Part of the AI for Everyone series by Finnoybu Press.