1 Comment.
Comment 9 Sep 2007^ at 13:55 UTC
Wikipedia has its explanation of the phrase,
http://en.wikipedia.org/wiki/Bob's_your_uncle, which was cribbed from http://www.worldwidewords.org/qa/qa-bob1.htm.
Though many of us computer folk remember Jerry Pournelle using the phrase a lot in his Byte columns.
(correlates: Comments on Nobel Neutrinos, UncleBert, Comfortably Numb, ...)