How to get the Facebook user email from omniauth for Rails 4?...

Getting information from Facebook OmniAuth Authentication Hash...

How to get omniauth hash if I already have the access_token?...

Rails 4 + omniauth facebook - csrf detected...

Rails 4 Facebook authentication - additional information...

how to setup facebook app for heroku site for rails?...

Devise Omniauth-Facebook "uninitialized constant OmniAuth"...

Omniauth-facebook redirect_uri error...

Omniauth facebook how to set up properly configs in facebook apps dashboard?...

Verification Error with omniauth-facebook in Rails...

Devise Edit User Not Saving...

RuntimeError in CallbacksController#facebook after successful authentication with Devise / Omniauth ...

Rails API Omniauth (Facebook) Login...

Omniauth facebook - Auth info fields...

omniauth.auth for Facebook not returning full hash and not able to successfully login with facebook...

Getting Facebook callback error even after enabling 'Embedded browser OAuth Login' and speci...

OmniAuth facebook with Devise in Ruby on rails not passing app_id...

How to save the request.referrer for facebook omniauth in Rails 4...

Omniauth Callback for permission denied...

what s wrong with my authentication system in the actual heroku app?...

Rails 4.1.5 omniauth strong parameters...

Omniauth configuration in secrets rails 4...

Facebook Connect - The parameter app_id is required...

Rails - Omniauth-facebook App_id required error...

request.env["omniauth.auth"] returns nil if not called as argument...

Omniauth-Facebook: Re-asking for Declined Permissions...

Facebook Graph API taggable_friends giving invalid scope ERROR...

Signing out of rails app when signed out of facebook...

Saving user location, bio, website upon signup through Facebook - Omniauth Facebook...

undefined local variable or method `user' omniauth callbacks controller...