Getting started with Docker

wtf is Docker?

Docker is an open-source project to easily create lightweight, portable, self-sufficient containers from any application. The same container that a developer builds and tests on a laptop can run at scale, in production, on VMs, bare metal, OpenStack clusters, public clouds and more..
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Docker is great for local development as well!

When you are ready to explore new programming language or need to setup a particular environment for a new application, but don't want to mess up your existing workstation with bunch of new dependencies, conflicting libraries and packages - run the whole thing inside of Docker container. It's like a private sandbox, that you can share with other developers and beyond, with all the environment already packaged in..