search for: photo_attributes

So I''m updating multiple model objects in one go with something like this in my controller: => Photo.update(params[:photo].keys, params[:photo].values) When the update fails due to validation errors, how do I detect it? The Rails API says: "If the save fails under validations, the unsaved object is still returned." So I can''t simply do this: => if

Hi, I have a product that has many photos, so when creating a new product the user can upload as many photos as they want. This all works fine using nested attributes for. I want the user to be able to set one of the photos as the default/primary photo, so i have played around with using a radio button to decide which photo to select as the default but i cant seem to figure out how to save this