Docker containers are meant to be immutable, meaning the code and data they hold never change. Immutability is useful when you want to be sure the code running in production is the same as the code ...

Containers are a hot topic. The technology, which has been most typified by Docker, enables applications to be deployed as a lightweight set of processes rather than an entire virtual machine (VM).

Container technology provides a great way to create, manage and run applications with a high degree of efficiency. A physical host running Docker, for example, can manage hundreds of containers at the ...