Programming Tutorials & AI Agents Guides

0 practical tutorials with working code — Python, JavaScript, Java, DevOps, and more

New Series 6 Parts

AI Agents Mastery: Zero to Production

The complete guide to building AI agents in 2025. From scratch implementation to multi-agent systems and production deployment with LangGraph, CrewAI & Ollama.

#ai-agents #langgraph #crewai #ollama #python

Part 1

Fundamentals: Build from Scratch

Beginner

Part 2

LangGraph: State Machines for AI

Intermediate

Part 3

Local LLMs with Ollama

Production Deployment

Advanced

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New Series 8 Parts

API Design Mastery: HTTP to Production

Master API design from fundamentals to senior-level production systems. REST, security, caching, GraphQL, gRPC, resilience patterns, and real interview preparation.

#api #system-design #rest #graphql #interviews

Part 1

HTTP & REST Fundamentals

Beginner

Part 2

Security & Authentication

Beginner

Part 3

Rate Limiting & Pagination

Intermediate

Part 4

Versioning & Idempotency