From Dependency Injection, Principles, Practices, and Patterns by Steven van Deursen and Mark Seemann
This articles explains the Singleton Lifestyle: what it is and what it means for your code.
From Writing Great Specifications by Kamil Nicieja
This article dives head-first into writing specifications using Specification by Example and Gherkin.
By Jeff Nickoloff
Docker Machine can create and tear down whole fleets of Docker enabled hosts in a matter of seconds. In this article, excerpted from Docker in Action, we discuss the Docker Machine.