Containers
Docker fundamentals and patterns
- 00 Containers — Roadmap Docker fundamentals, image layers, multi-stage builds, Compose for local dev, and production security hardening. beginner 3 min →
- 01 What Are Containers Namespaces, cgroups, and the union filesystem — what's actually happening under docker run. beginner 9 min →
- 02 Writing Dockerfiles Layer caching, multi-stage builds, non-root users, and the instructions that actually matter for production images. beginner 11 min →
- 03 Docker Compose Multi-service local environments, dependency ordering, networking, and the patterns that make compose actually useful. beginner 10 min →
- 04 Image Layers & Registries How layer sharing works in practice, pushing and pulling efficiently, and running your own registry. intermediate 9 min →
- 05 Container Security Attack surface, capabilities, seccomp, read-only filesystems, and what actually matters for production hardening. advanced 10 min →