I am the keeper of multiple facts random.
Drupal stackoverflow? We have created a proposal to start a new Q&A site for Drupal like stackoverflow. Commit to the site and be part of the private beta when it starts.
Q&A for professional and enthusiast programmers
Stack Exchange Network staging zone, where users come together to build new Q&A sites
Q&A for Drupal developers and administrators
Q&A for Ubuntu users and developers