Powershell Caching

After having spent some time activating SharePoint features on a test environment using Powershell, and scratching my head wondering why my code doesn't work, I have come to the following conclusion: Powershell is caching me.

How to see the exception call stack in SharePoint 2010

SharePoint by default hides any erors that occur, instead displaying a friendly error message. However, during the development process, these error messages are rather unfriendly, since they prevent us from seeing what really goes on.