Docker is a container engine for the Linux operating system. It leverages two Linux kernel functionalities, chroot jails (or, nowadays, the pivot_root system call, but the details don't really matter here) and namespaces, to create containers, or isolated environments where you can run pr...
A few months ago, my father bought himself a water purifier. It's a quite convenient and eco-friendly device which filters tap water, and optionally cools it and carbonates it, eliminating the need of buying bottled water entirely.
The company that sold it to him also sold him a stand-alone fau...
