Sometimes, you only need one container, because all you need is one instance of an app. But sometimes you need cluster of containers that can respond to changes in demand, and that can be upgraded ...

Jack Wallen shows you how easy it is to manage a Docker Swarm deployment with the Portainer web-based GUI. Image: BalanceFormCreative/Adobe Stock I’ve said this many times before, and I’ll say it many ...

Containers are meant to provide component isolation in a modern software stack. Put your database in one container, your web application in another, and they can all be scaled, managed, restarted, and ...