Daniel Lunde

Here's a real world example where I've needed to use each_with_join:

class Feature < ActiveRecord::Base
  has_many :featured_items, :dependent => :destroy, :...

Pratik:

It seems like the obvious thing to do, but there's a problem with it. Let me give a more complete example.

>> pp frank.groups
[#<Group id: 2, name:...

What about the cases where you are sorting by groups

class User < ActiveRecord::Base
   has_many :memberships
   has_many :groups, :through => :memberships,...

It is often the case when I iterate over an array of objects in a has_many_through association that I want access to both the :has_many objects and the :throug...