What are Test Environments for?
Most web applications are run in more than one place - usually at least two. The first one is the actual server that serves the application to the users. The second is the developer's machine. It's extremely important for developers to be able to test locally before deploying new code to all users.
In this post, we'll examine the importance of having multiple environments and how they can help you isolate your application and prevent accidentally damaging your production systems.