Which is the correct way to do it. If the URI change, then the content can not be assumed to be identical. You can set up a server to serve two totally differen

Which is the correct way to do it. If the URI change, then the content can not be assumed to be identical. You can set up a server to serve two totally different websites on the same domain name, one on http and the other on https. If both those site have a javascript file of the same name at the same path, I certainly do not want my browser to confuse them. On top of that, that's not "crippling google's CDN caching" at all, that article is over exaggerating.