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migrations x
Geocoder
If you need to work with geographic data, Geocoder is an excellent gem for converting addresses and coordinates, finding nearby locations, determining distances, and more!
(8 minutes)
CarrierWave File Uploads
CarrierWave makes it easy and clean to add file uploads to your application. It supports a variety of ORMs, frameworks and image processors.
(9 minutes)
Trees with Ancestry
The Ancestry gem works like a tree but also allows us to fetch deeply nested messages in a single query. It provides a method to arrange them after fetching.
(9 minutes)
Authentication from Scratch
Password authentication is not too complicated to make from scratch, it will also help to get a better understanding of how it works.
(15 minutes)
Seed Data
Rails 2.3.4 includes a conventional way to add seed data to your application - no more including it in the migration files.
(7 minutes)
OmniAuth Part 1
OmniAuth is an easy way to add many different authentication services to your app. In this episode we start integrating it with Devise.
(10 minutes)
Simple OmniAuth
Authentication is incredibly simple to add with just OmniAuth if you don't need username/password or multiple authentications per user.
(9 minutes)
Nested Model Form Part 1
Handling multiple models in a single form is much easier with the accepts_nested_attributes_for method. See how to use this method to handle nested model fields.
(11 minutes)
Undo with Paper Trail
Undo and redo behavior is easy to add with a versioning gem such as Paper Trail. Learn how to add an undo link to any model's flash message.
(13 minutes)
Introducing Devise
Devise is a full-featured authentication solution which handles all of the controller logic and form views for you. Learn how to set it up in this episode.
(10 minutes)