A hacker's bookshelf
I've long been a fan of The New
Hacker's Dictionary, and indeed have a
hard-copy sitting before me as I blog. ("Hacker", in this case, is used
in its non-pejorative sense.) The book is a mix of computer science, tech-speak, history, folklore and fun, and was originally compliled by Eric S. Raymond, (he of The Cathedral and the Bazaar fame), to "to help the general public to get a truer and more positive image of hackers than they seem to have".
Sound a bit ... well ... nerdish? Quite the contrary. Here's few examples;
A substance trapped inside IC packages that enables them to function ... Its existence is demonstrated by what happens when a chip burns up — the magic smoke gets let out, so it doesn't work any more.
Used to describe a person who is technically brilliant but can't seem to communicate with human beings effectively.
[a derogatory pun on ‘field service’] The field service organization of any hardware manufacturer, but originally DEC. There is an entire genre of jokes about field circus engineers:
Q: How can you recognize a field circus engineer with a flat tire?
A: He's changing one tire at a time to see which one is flat.
Q: How can you recognize a field circus engineer who is out of gas?
A: He's changing one tire at a time to see which one is flat.
Q: How can you tell it's your field circus engineer?
A: The spare is flat, too.
404: n.
[from the HTTP error ”file not found on server„] Extended to humans to convey that the subject has no idea or no clue -- sapience not found. May be used reflexively; ”Uh, I'm 404ing„ means ”I'm drawing a blank.„
[acronym, by analogy with FIFO (First In, First Out)] ‘First In, Still Here’. A joking way of pointing out that processing of a particular sequence of events or requests has stopped dead.
A bug that disappears or alters its behavior when one attempts to probe or isolate it.
Old-style 14-inch hard disks in floor-standing cabinets. So called because of the size of the cabinet and the ‘top-loading’ access to the media packs — and, of course, they were always set on ‘spin cycle’.
An occasional failure mode of magnetic-disk drives back in the days when they were huge, clunky washing machines. Those old dinosau parts carried terrific angular momentum; the combination of a misaligned spindle or worn bearings and stick-slip interactions with the floor could cause them to ‘walk’ across a room, lurching alternate corners forward a couple of millimeters at a time. There is a legend about a drive that walked over to the only door to the computer room and jammed it shut; the staff had to cut a hole in the wall in order to get at it!
Walking could also be induced by certain patterns of drive access (a fast seek across the whole width of the disk, followed by a slow seek in the other direction). Some bands of old-time hackers figured out how to induce disk-accessing patterns that would do this to particular drive models and held disk-drive races.
| groucho | 10^-30 |
| harpo | 10^-27 |
| harpi | 10^27 |
| grouchi | 10^30 |
(All examples are taken from The Jargon File, version 4.4.8)

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Comments
'Walking Drives' reminded of a time when I worked as System Analyst on an IBM System 36. Yes, it was built like two washing machines and comprised of 3 x 14" drives of 200MB each - 600 MB total. We ran 50 terminals off it with 4 MB RAM. I remember the machine did vibrate a lot - I think it was bolted to the concrete floor :-)
Posted by: Adrian | June 21, 2011 4:49 PM