— Tom Clark 2022/02/12 09:25

If you are new to Docker technology, here is a guide that I found very helpful:

Docker Tutorial for Beginners [FULL COURSE in 3 Hours]
by TechWorld with Nana via Youtube

Where are docker containers stored? I think the big public repository is hub.docker.com.

• Layers of images
  • Base image is usually a tiny Gnu/Linux footprint;
  • Intermediate images are libraries/services like a database, etc.;
  • The application image is the top layer).
• Mostly Linux Base Images, like Alpine, because they are so small in size