How to return HTTP 204 in a Rails controller

Question

This seems to be basic but I\'m a Ruby/Rails beginner. I need to simply return HTTP 204 in a controller. Would

respond_to do |format|
  format.html  
end
         


        

Answer 1

Look at the head method:

Return a response that has no content (merely headers). The options argument is interpreted to be a hash of header names and values.