search for: eriklindblad

Hi I have an application where people can upload avatar-like images to the site. When I show the images I want to show a placeholder image if no image has been uploaded for that user. I was thinking of overloading the image_tag helper to check for existance and provide :default => "path/to/default/image" for the image to show in case the primary one does not exist. So my questions

Hello I am using a data structure that resembles a tree with ordered items. I know I can use :order in act_as_tree to sort the items at each level, but since the items have no logical order I would have to use a table column just to store this order. My experience with position indices of this kind is that it can lead to inconsistencies in the database so I am reluctant to use such a