Docker is an open platform for orchestrating distributed applications.; open source NGINX (and the enhanced and commercially supported version, NGINX Plus) are great use cases for Docker, and this article describes how you can deploy the open source product.
Often there is a need to attach a shell to an already running Docker container. This is very useful, especially for debugging. This blog will explain how to attach a shell to an already running Docker container.
Trying to set up a Single Sign-on Tomcat 7 server? Here's how to do so, complete with a look at what SPNEGO is, authentication vs. authorization, and Single Sign-on basics.