GOTO - The Brightest Minds in Tech Learn Docker in a Month of Lunches • Elton Stoneman & Bret Fisher
Apr 10, 2026
Elton Stoneman, freelance consultant, trainer and author of Learn Docker in a Month of Lunches, talks about the updated second edition. He covers Docker fundamentals, multi-platform images, Docker Compose and local app modeling. They discuss portability across clouds, image optimization and what separates beginners from experts.
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Containers Decouple Applications From Host Fragility
- Containers separate app dependencies from the host OS so applications run consistently across environments.
- Elton highlights this solved fragile runbook problems where OS updates would break Python or other dependencies, making packaging transformative.
Portability Is The Core Evolution Since Docker Began
- Portability has progressed: you can build an image once and run it on cloud platforms, Kubernetes, or on-prem with minimal change.
- Elton notes multi-architecture support and cloud container platforms made 'run anywhere' truly practical, including ARM adoption.
Use Compose As Your Local Multi-Service Testbed
- Use Docker Compose as a local, simplified model of a distributed app to build, test, and produce artifacts for CI/CD.
- Elton recommends Compose to model networking, storage, and config locally, then build and push images consistently to registries.
