As the author said, this is middleware in the Django or Rails sense rather than the traditional sense. https://docs.djangoproject.com/en/dev/topics/http/middle

As the author said, this is middleware in the Django or Rails sense rather than the traditional sense. https://docs.djangoproject.com/en/dev/topics/http/middleware/ https://docs.djangoproject.com/en/dev/topics/http/middleware... http://guides.rubyonrails.org/rails_on_rack.html http://guides.rubyonrails.org/rails_on_rack.html http://en.wikipedia.org/wiki/Middleware http://en.wikipedia.org/wiki/Middleware