Mention cloud, mention DevOps and it won’t be long before microservices enters the discussion. But what is, or are, microservices? The name implies something small – but what? Is it a part of a bigger thing or a piece of discrete functionality? And how are microservices different to application components? And why should we care?

An application component is a small part of an application, obviously. It is a function, a sub-element, sometimes an extension or a plug-in extra…

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