There is no universal language of Content Management Systems. This is an overview that will help you translate from one CMS to another.
How can you customize the look and feel of a CMS system?
Fundamentally, is there a way to “skin” your site by providing control over the look and presentation of the material in [...]

Selecting a Content Management System is easy - if you know what matters to you.  There are dozens, if not hundreds of criteria to consider - but probably only a few are critical to you.
Let’s take a simple example.  How do you lean about a new topic?  Consider these criteria around support:
Support

Vendor Support - Are [...]