You can usually get a better guess by looking at the content of the page. Various technologies do tend to leave their marks. Although if a URL ends with a ".jsp", the app is probably Java, ".jsf" probably JavaServer Faces, ".do" likely Struts. And ".php" probably a PHP app. Although for a really complex app, a single URL context might get routed to multiple servers running multiple technologies.
"privilege" comes from the Latin words for "private" and "law" (legal) and dates to feudal times. To "claim privilege" meant that you were above the laws that applied to the common people.
It wasn't my idea to go to some crazy nightclub in the middle of nowhere. I just wanted to stay home and cuddle with this tiny ad:
Devious Experiments for a Truly Passive Greenhouse!