1) Docker overview - Docker was released in 2013 as an open source project by a company known as dotCloud , which was hosting company that is not around anymore. In fact, within a year of releasing that open source project , it became so big that they changed their company around and basically closed the old company, started new company called Docker , Inc. - mascot of Docker is Gordon the turtle @gordonTheTurtle which lives in San Francisco - Docker CE (Community Edition) (free) vs Docker Enterprose Edition (paid) - three types *Linux (diffrent per distro) (do not use default package) *Docker for Windows (or legacy Docker Toolbox) *Docker for Mac (or legacy Docker Toolbox) (do not use brew_ *Docker for AWS/Azure/Google Stable vs edge versions - edge (beta) released monthly, Stable querterly - edge get new features first, but only supported for a month - stable rolls in three months of Edge feautres, EE supported longer 2) I...