10:13:38 AM jona: yeah becker recommended Essential System Administration to me in June 2010 and I finally finished it in November 2013
10:14:05 AM jona: 1071 pages in 3.5 years
1:59:34 PM jona: anyone know what computer scientists mean when they talk about "invariants"?
1:59:36 PM jona: For example:
1:59:55 PM jona: "But once you know the invariant that it's maintaining, you can see, ah, if we maintain that invariant then we'll get log lookup time."
2:08:41 PM jona: I guess "invariant" = "condition you want to maintain to ensure a desired effect"