Django ref ¶ See also https://docs.djangoproject.com/en/dev/ref https://github.com/django/django/blob/master/docs/ref Django contrib Django staticfiles Django Static Files and Templates with whitenoise by Will Vincent Serving Static Files by Matt Layman http://rahmonov.me/posts/django-static-files/ Django ref models Django ref models fields DurationField Django ref models indexes description Index options Tests Django ref models constraints description CheckConstraint UniqueConstraint Tests Django ref models options description Available Meta options Read-only Meta attributes Django ref models querysets exists() Django settings Django settings tips Tips1 Tips2