Tutorials

Step-by-step technical guides on Docker, Linux, Python, Go, and more.

Page 4 of 36

19 min readIntermediate

Next.js 15 Full-Stack App 2026: App Router, Prisma, NextAuth, and Vercel

Build a production full-stack app with Next.js 15 in 2026. Use the App Router, React Server Components, server actions, Prisma ORM, NextAuth.js authentication, and deploy to Vercel.

16 min readIntermediate

Platform Engineering with Backstage 2026: Build Your Internal Developer Portal

Build an Internal Developer Portal with Backstage in 2026. Set up the Software Catalog, TechDocs, scaffolder templates, and plugins to improve developer experience — Gartner says 80% of engineering orgs will have one by 2027.

15 min readBeginner

Ruff Python Linter 2026: Replace flake8, isort, and black with One Tool

Ruff is the fastest Python linter in 2026 — 10-100x faster than flake8. Learn to install, configure, and integrate Ruff into your CI/CD pipeline replacing flake8, isort, black, and pydocstyle.

18 min readIntermediate

Vibe Coding a SaaS with Claude Code 2026: From Idea to Production

Learn vibe coding in 2026 — AI-assisted development where 46% of code is AI-generated. Build a real SaaS product with Claude Code: architecture decisions, iteration workflow, quality control, and production deployment.

23 min readIntermediate

Bash Scripting for DevOps 2026: 5 Production Scripts with Error Handling and Tests

Bash scripting for DevOps engineers: 5 production-ready scripts for log rotation, HTTP health checks, PostgreSQL backup, Docker deploy, and secret rotation — with error handling, ShellCheck, and bats tests.

14 min readIntermediate

Django REST Framework Tutorial 2026: JWT Auth, Permissions, Filtering, and Tests

Django REST Framework tutorial 2026: build a production API with JWT authentication (SimpleJWT), object-level permissions, DjangoFilterBackend filtering, pagination, and pytest-django tests.

13 min readIntermediate

Docker Compose v2 Tutorial 2026: From Local Dev to Production with Profiles, Health Checks, and Secrets

Docker Compose v2 tutorial 2026: compose.yaml structure, health checks, profiles for dev/staging/prod, secrets management, named volumes, depends_on with conditions, and production patterns.

17 min readIntermediate

FastAPI Tutorial 2026: Build a Production REST API with PostgreSQL, JWT Auth, and Docker

FastAPI tutorial 2026: build a production REST API with async PostgreSQL (SQLAlchemy 2.0), JWT authentication, Pydantic v2 validation, Alembic migrations, and Docker Compose deployment.

12 min readIntermediate

Git Rebase vs Merge vs Squash: When to Use Each (2026 Guide)

Git rebase vs merge vs squash explained: when each strategy produces a better commit history, how to do interactive rebase, how to fix a botched rebase, and team workflow recommendations.

11 min readBeginner

GitHub CLI (gh) Tutorial 2026: Replace Your Browser Workflow from the Terminal

Complete GitHub CLI (gh) tutorial 2026: manage issues, create and review PRs, trigger GitHub Actions, create releases, build custom aliases, and use gh in CI/CD scripts — full developer workflow from the terminal.