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I have one table(profiles) where each row has many rows in another table(carriers). If I write profile.carriers I get a collection containing all carriers that belong to the current profile. My question is: how do I sort the collection profile.carriers? I would like to sort it on one of the columns (found in the table carriers). Can I override some method in the carrier model or somewhere

Hi, I am new to Ruby on Rails, so I apologise if this has been answered elsewhere. I have had a look through the list but I can''t seem to find what I am trying to do. I have implemented the standard blog and comments app from the screencast. However I am trying to extend the functionality. I want to be able to display a list of posts and order them by the total number of comments

Hey all, I''m rather new to Ruby and Rails (and not great with SQL), but I''m developing a ride sharing app and would like to be able to sort on something I don''t have stored. I have users, events, and rides, each of which has a zip code. Events have_many rides, and rides belong_to events. When an event is selected, I''d like to be able to show a list of