This is the third article in a series on Docker. Previously, I walked you through installing a Docker container and downloading/starting images to create one or more run instances of the images.

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 ...

In this video, Docker Founder and CTO Solomon Hykes explains what Docker is and why developers like it. Docker is an open-source engine that automates the deployment of any application as a ...

So far, I have not been concerned with saving the data on the instances. Once an instance is removed, all the data is gone. However, Docker does have different ways to store persistent data such as ...

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 ...

Docker is an open platform for developers and sysadmins to build, ship, and run distributed applications, whether on laptops, data center VMs, or the cloud.. In the Twitter University presentation ...