gistfile1.txt

@posts = @topic.posts.paginate(:per_page => 25, :page => params[:page], :order => [:created_at.asc]) # Runs an update on posts
@posts = Post.paginate(:per_page => 25, :page => params[:page], :order => [:created_at.asc], :topic_id => @topic.id) # Doesn't run an update on posts

## The first line above calls this on the show action, when it should only run before saving an object
before :save, :white_list