Adding social login to your SPA needn't be a difficult task. Graham Cox demonstrates how to easily authenticate your users via Google and Facebook.
Graham Cox introduces Cucumber, a framework that runs BDD-style acceptance tests, which can be understood by non-technical people involved in a project.
Learn how to process your resource files with Maven, be it templated files, conversion of LESS/SCSS to CSS or of Markdown/Ascissdoc to HTML.
The jenv tool allows for easy management of multiple versions of Java-based tools. With jenv versions can easily be set system-wide or for single shells.