Listing here Drupal specific configuration notes for remembering and links to instruction pages on Tumblr to separate them from Ubuntu/Linux specific technical notes. Can add tech-notes to this about Drupal and PHP-MySQL related Drupal as I find them.
- Drupal 7 CkEditor with more user-friendly file-upload process in WYSIWYG
- Performance Optimizations in Drupal 7
- Drupal 7 block cache API and modules
- Kalabox installation and setup
- Drupal AdvAgg Configuration