Docker: Up & Running Today

: When you deploy, you throw away the old environment entirely. This prevents "configuration drift" where apps accidentally rely on artifacts or manual "hotfixes" left behind by previous releases. Building for Production

: Best practices include avoiding running containers as root and using specialized tools to scan images for secrets or vulnerabilities. Advanced Orchestration & Ecosystem Docker: Up & Running

The book's central architectural philosophy revolves around . : When you deploy, you throw away the

Docker has fundamentally changed how we build and ship software by providing a layer of isolation that reduces the "human communication burden" between developers and operations. The following write-up is based on the industry-standard

: Learn to use multi-stage builds to create the smallest possible production-ready containers by separating build-time dependencies from the final runtime.

The following write-up is based on the industry-standard guide by Sean Kane and Karl Matthias. Core Philosophy: Atomic Containers