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Model Name in URL (revised)
A model's ID in the URL is not very helpful to the user. Consider adding the name which can also improve SEO. Learn how to override to_param, add a slug attribute, and make a catch all route for deep nesting.
(9 minutes)
Polymorphic Association (revised)
A polymorphic association allows a model to belong_to different types of other models. Here I show how to make a single comment model belong to articles, photos, and events.
(11 minutes)
Pretty URLs with FriendlyId
If you are tired of model ids in the URL, overriding to_param can only get you so far. The friendly_id plugin can help by making it easy to generate a URL slug and maintain a history.
(7 minutes)
Model Name in URL
By default, Rails uses the model's id in the URL. What if you want to use the name of the model instead? You can change this behavior by overriding the to_param method in the model. Watch this episode for details.
(6 minutes)