Rails Responds with 404 on CORS Preflight Options Request

Question

I\'m creating a set of services using Rails 4, which I am consuming with a JavaScript browser application. Cross-origin GETS are working fine, but my POSTs are failing the p

Answer 1

Ran into this issue with Rails 4 and Devise. I ended up using Rack CORS middleware gem by Calvin Yu. A great complimentary blog article.