Composition: “the act of combining parts or elements to form a whole.”
Dictionary.com, s.v. “composition,” www.dictionary.com/browse/composition , accessed October 2, 2018.
In the previous chapter, we studied Dockerfiles and Docker images, how to build images, and run them in Docker containers. But if you think about practical day-to-day workflows, they are seldom going to occur on a single service. A workflow is usually a composition of multiple services or microservices. So, in order to get an application running on Docker from end to end, you have to link multiple ...