Containers and Docker Docker is an app (open source, Docker Inc is a company). Docker and Containers are not the same, Docker provides a more usable way to manage Containers, without Docker it is very difficult but it can be done. Docker is not the only Container management software but it is the most popular. Docker reads Docker files. The Docker files contain instructions on how to run Containers. An Image is the signature of the Container, the Container is the instance/running image. Containers are applications. These applications need somewhere to run, they run in an Operating System provided by the Cloud of your choice e.g. Azure or AWS. Containers can contain any applications and Containers can run other Containers. You can build up complex Containers using other Containers. Containers are lightweight and start up very fast, quicker than VMs as they do not have their own OS. DockerHub is a store where you can get other Containers. Docker Containers are St...
Layman explanations of Software coding and configuration techniques. With example code where possible.