Iran , Esfahan
I have been working with Drupal for 5 years now and i think it is one of the greatest CMS ever and especially for its great community , in comparison with Joomla , Drupal has fewer modules but they are much more powerful and flexible .
Drupal can be easily customized using its great Hook system .
Q&A for Drupal developers and administrators
Q&A for those who study the creation and solving of puzzles
Q&A for professional and enthusiast programmers
Q&A for academics and those enrolled in higher education
Q&A for peer programmer code reviews