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Facebook Graph API
Learn how to use the Facebook Graph API with the Koala gem to fetch data from Facebook and post content through a user. Here I delve into permissions, error handling, and more.
(14 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)
Gravatar
Gravatar is a service for providing user avatars. See how easy it is to use in Rails in this episode.
(5 minutes)