An alternative to Rails before_action [Article]

Hi

An alternative to Rails before_action

Article is about how we can use befor_action wiser than some best
practices suggests and better than rails scaffolding does.

https://medium.com/@shvetsovdm/an-alternative-to-rails-before-action-eb010c3ffbfb#.demd5sxpq

Feedback is much appreciated.