[phyrrus9]

We've all heard Jeff Foxworthy's "You know you're a redneck when...", and there used to be a pretty good (and funny) list relating to programming (You can find a rough example of such here)

Well, I want to get a good thread going, since here people all claim or have proven to be hackers, which are really just a focus group of programmers, you guys should have some good ones.

So, I'll start it off, and we can go from there:

You know you're a real programmer when ... you look both ways before crossing a one way street.