I\'ve done some reading about 开发者_开发问答how to extend ActiveRecord:Base class so my models would have some special methods. What is the easy way to extend it (step by step tutorial)?There are sev
Here\'s the scoop: As a learning exercise, I\'m trying to write a Rails clone of one of the many location-based games out there (Foursquare, Gowalla, etc.) I have Users who create and check in to Sto
Rails has a has_one :through association that helps set up a one-to-one association with a third model by going through a second model. What is the real use of that besides making a开发者_Python百科 s
Is it possible to set up a double relationship in activerecord models via the generate scaffold command?
I am having trouble understanding ORM in Ruby on Rails. From what I understand there is a 1:1 relationship between tables/columns and objects/attributes. So every record is an object.
I\'m wondering if someone can address some of the issues I am having? I create a rails app: rails myapp -d mysql
In my rails app I have two models that are related by has_and_belongs_to_many.This means there is a join table.
I have an app that models a House. The House has_many Rooms, Rooms has_many Lights and Small_appliances, etc. I also have a controller called Calculator that is how the app is accessed. Data is added
I have a Post class with a vote method which creates a Vote instance This doesn\'t work def vote(options)
I need to implement fine-grained access control in a Ruby on Rails app. The permissions for individual users are saved in a database table and I thought that it would be best to let the respective res
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