Adding enabled checkbox into node menu settings in Drupal Simple solution to add menu enabled checkbox right into node editing form using hook_form_alter and hook_nodeapi in drupal 6.
Drupal 6 theme registry got too big for caching While back I tripped into a problem while developing drupal 6 site. Site got slow and eventually errors started to raise. First php memory limit was exceeded. After I set memory limit bigger new kind of error raised. It was exceeding max_allowed_packet size for mysql.
Automatically creating alias paths in Drupal 6 module This post describes one way to automatically set alias paths in drupal 6. In most cases you can get away with powerful pathauto module. But it if not, you may check this example out.