= D =
Don't do that then! imp.
[from an old doctor's office joke
about a patient with a trivial complaint] Stock response to a user
complaint. "When I type control-S, the whole system comes to a
halt for thirty seconds." "Don't do that, then!" (or "So don't
do that!"). Compare RTFM.
Here's a classic example of "Don't do that then!" from Neal
Stephenson's "In The Beginning Was The Command Line". A
friend of his built a network with a load of Macs and a few
high-powered database servers. He found that from time to time the
whole network would lock up for no apparent reason. The problem was
eventually tracked down to MacOS's cooperative multitasking: when a
user held down the mouse button for too long, the network stack
wouldn't get a chance to run...
--The Jargon File version 4.3.1, ed. ESR, autonoded by rescdsk.