Python

A from-scratch tutorial on building AI agents with LangGraph. Tools, persistent state, conditional routing, human-in-the-loop, and the production patterns most demos skip.

Build a real CI/CD pipeline for Python apps on GitHub Actions: lint, type-check, test with services, multi-version matrix, Docker build/push, and a deploy step that won’t break.

A practical Celery guide: brokers, workers, idempotent task design, retries with backoff, scheduled jobs, and the production setup that actually scales.

Flask is still very much alive. Here’s a practical quickstart, the project structure that scales, and an honest take on when Flask is still the right choice in 2026.

Practical Docker for Python developers — write Dockerfiles that aren’t huge, use multi-stage builds, set up docker-compose for local dev, and learn the patterns production teams use.

An opinionated, side-by-side comparison of Django and FastAPI covering philosophy, features, performance, and when to pick each (or both).

A practical guide to testing FastAPI: pytest configuration, async HTTP client, transactional database isolation per test, and fixtures for authentication.

An end-to-end JWT auth walkthrough for FastAPI: bcrypt password hashing, access + refresh tokens, dependency-injected current user, and how to avoid common pitfalls.

Build a production-ready FastAPI + SQLAlchemy 2.0 + PostgreSQL stack with async sessions, dependency-injected DB access, and Alembic migrations.

End-to-end DRF tutorial — build a real CRUD API with serializers, viewsets, JWT auth, permissions, filtering, and pagination.