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Step-by-step engineering tutorials with full working code.

Agentic system design — planning, tool use, evals, and reliability patterns.

Tutorials, hooks, slash commands, and workflows for Anthropic Claude Code — the agentic CLI for engineers.

Building production AI agents with the Claude Agent SDK — tool use, memory, sub-agents, and orchestration.

Model Context Protocol — building, deploying, and connecting MCP servers to LLMs.

Retrieval-augmented generation patterns: chunking, embeddings, vector DBs, and reranking that work in production.