Working with Drupal fields may cause lots of headache, especially if you are digging through the code programmatically. I’m saying this after countless times searching for a field setting, or just a list of allowed values for a certain field type. Since I also tend to forget this stuff pretty fast, I thought it might be good to write it down for later reference.
Moving from the Event Module to Date and Calendar Modules
Evaluierung der PHP-basierten Open Source-Content Management Systeme Drupal, eZ publish, Joomla! und TYPO3 zur Verwendung als Plattform für ein Community Portal