Giving Nodes a Wardrobe - meet page_is_node() and drupal_is_front_page()
Recently, I had the need to format a single content type differently depending on where it was presented
To Be, or Not To Be: the Empty Entity Reference
To be, or not to be, that is the question. Shakespeare never quite gets around to answering it, though. In Drupal 7, a similar existential question arises regarding entity references: Is it, or is it empty?
Don't Stress Over Local Passwords
If you don't have User 1 (or some other user) access in your local setup, it's easy to remedy.
Drupal and permissions - avoiding 'The directory sites/default/files is not writable' error
Have you moved a Drupal site to another server and received the error 'The directory sites/default/files is not writable'?
Protecting menu entries in Drupal 7
Sometimes you want to add menu items that can only be accessed if the user is logged in.