Building '''Response''' object is a common way to return information from URL handler back to web framework for returning to client:

 * Django: https://docs.djangoproject.com/en/1.7/ref/request-response/#httpresponse-objects
 * Flask: http://flask.pocoo.org/docs/0.10/api/#response-objects
 * Bottle: http://bottlepy.org/docs/dev/tutorial.html#tutorial-response
 * webapp2/WebOb: http://webapp-improved.appspot.com/api/webapp2.html#webapp2.Response

||||'''Default Content-Type'''||
||[[https://docs.djangoproject.com/en/1.7/ref/request-response/#django.http.HttpResponse.__init__|Django]]||text/html; charset=utf-8||
||[[http://flask.pocoo.org/docs/0.10/api/#response-objects|Flask]]||text/html; charset=utf-8 ||
||[[http://bottlepy.org/docs/dev/tutorial.html#generating-content|Bottle]]||text/html; charset=utf-8 <<BR>> application/json <<BR>> <empty> ||
||[[http://webapp-improved.appspot.com/guide/response.html#guide-response|webapp2/WebOb]]||text/html; charset=utf-8||