Amethyst
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dink is /dink/ n. Said of a machine that has the {bitty box} nature; a machine too small to be worth bothering with --- sometimes the system you're currently forced to work on. First heard from an MIT hacker (BADOB) working on a CP/M system w...
dink2 is then from fans of 32-bit architectures about 16-bit machines. "GNUMACS will never work on that dink machine." Probably derived from mainstream `dinky', which isn't sufficiently pejorative.
dinosaur is n. 1. Any hardware requiring raised flooring and special power. Used especially of old minis and mainframes, in contrast with newer microprocessor-based machines. In a famous quote from the 1988 UNIX EXPO, Bill Joy compared the m...
dinosaur2 is grazing dinosaur "with a truck outside pumping its bodily fluids through it". IBM was not amused. Compare {big iron}; see also {mainframe}. 2. [IBM] A very conservative user; a {zipperhead}.
dinosaur pen is n. A traditional {mainframe} computer room complete with raised flooring, special power, its own ultra-heavy-duty air conditioning, and a side order of Halon fire extinguishers. See {boa}.
dinosaurs mating is n. Said to occur when yet another {big iron} merger or buyout occurs; reflects a perception by hackers that these signal another stage in the long, slow dying of the {mainframe} industry. In its glory days of the 1960s, it...
dinosaurs mating2 is Control Data, General Electric, Honeywell, NCR, RCA, and Univac. RCA and GE sold out early, and it was `IBM and the Bunch' (Burroughs, Univac, NCR, Control Data, and Honeywell) for a while. Honeywell was bought out by ...
dinosaurs mating3 is Unisys (in 1984 --- this was when the phrase `dinosaurs mating' was coined); and as this is written AT&T is attempting to recover from a disastrously bad first 6 years in the hardware industry by absorbing NCR. More such ...
dirty power is n. Electrical mains voltage that is unfriendly to the delicate innards of computers. Spikes, {drop-outs}, average voltage significantly higher or lower than nominal, or just plain noise can all cause problems of varying subtlet...
Discordianism is /dis-kor'di-*n-ism/ n. The veneration of {Eris}, a.k.a. Discordia; widely popular among hackers. Discordianism was popularized by Robert Anton Wilson's `Illuminatus!' trilogy as a sort of self-subverting Dada-Zen for Western...
Discordianism2 is seriously but is far more serious than most jokes. Consider, for example, the Fifth Commandment of the Pentabarf, from `Principia Discordia' "A Discordian is Prohibited of Believing What he Reads." Discordianism is usuall...
Discordianism3 is theory/joke involving millennia-long warfare between the anarcho-surrealist partisans of Eris and a malevolent, authoritarian secret society called the Illuminati. See appendix B, {Church of the SubGenius}, and {ha ha only ...
disk farm is n. (also {laundromat}) A large room or rooms filled with disk drives (esp. {washing machine}s).
display hack is n. A program with the same approximate purpose as a kaleidoscope to make pretty pictures. Famous display hacks include {munching squares}, {smoking clover}, the BSD UNIX `rain(6)' program, `worms(6)' on miscellaneous UNIXes, ...
display hack2 is hacks can also be implemented without programming by creating text files containing numerous escape sequences for interpretation by a video terminal; one notable example displayed, on any VT100, a Christmas tree with twinkli...
display hack3 is The {hack value} of a display hack is proportional to the esthetic value of the images times the cleverness of the algorithm divided by the size of the code. Syn. {psychedelicware}.
Dissociated Press is [play on `Associated Press'; perhaps inspired by a reference in the 1949 Bugs Bunny cartoon "What's Up, Doc?"] n. An algorithm for transforming any text into potentially humorous garbage even more efficiently than by pass...
Dissociated Press2 is printing any N consecutive words (or letters) in the text. Then at every step you search for any random occurrence in the original text of the last N words (or letters) already printed and then print the next word or l...
Dissociated Press3 is Here is a short example of word-based Dissociated Press applied to an earlier version of this Jargon File wart n. A small, crocky {feature} that sticks out of an array (C has no checks for this). This is relatively...
Dissociated Press4 is bent so as to be not worth paying attention to the medium in question. Here is a short example of letter-based Dissociated Press applied to the same source window sysIWYG n. A bit was named aften /bee't*/ prefer ...
Dissociated Press5 is cast a chuckle on neithout getting into useful informash speech makes removing a featuring a move or usage actual abstractionsidered interj. Indeed spectace logic or problem! A hackish idle pastime is to apply let...
Dissociated Press6 is of text and {vgrep} the output in hopes of finding an interesting new word. (In the preceding example, `window sysIWYG' and `informash' show some promise.) Iterated applications of Dissociated Press usually yield better...
Dissociated Press7 is `travesty generators' have been employed with considerable satirical effect to the utterances of USENET flamers; see {pseudo}.
distribution is n. 1. A software source tree packaged for distribution; but see {kit}. 2. A vague term encompassing mailing lists and USENET newsgroups (but not {BBS} {fora}); any topic-oriented message channel with multiple recipients. 3. A...
distribution2 is correlated with geography) to which propagation of a USENET message is restricted; a much-underutilized feature.
do protocol is [from network protocol programming] vi. To perform an interaction with somebody or something that follows a clearly defined procedure. For example, "Let's do protocol with the check" at a restaurant means to ask for the check, ...
do protocol2 is collect money from everybody, generate change as necessary, and pay the bill. See {protocol}.
doc is /dok/ n. Common spoken and written shorthand for `documentation'. Often used in the plural `docs' and in the construction `doc file' (documentation available on-line).
doco is /do'koh/ [orig. in-house jargon at Symbolics] n. A documentation writer. See also {devo} and {mango}.
documentation is n. The multiple kilograms of macerated, pounded, steamed, bleached, and pressed trees that accompany most modern software or hardware products (see also {tree-killer}). Hackers seldom read paper documentation and (too) often ...
documentation2 is terse and on-line. A common comment on this is "You can't {grep} dead trees". See {drool-proof paper}, {verbiage}.
dodgy is adj. Syn. with {flaky}. Preferred outside the U.S.
dogcow is /dog'kow/ n. See {Moof}.
dogwash is /dog'wosh/ [From a quip in the `urgency' field of a very optional software change request, ca. 1982. It was something like "Urgency Wash your dog first".] 1. n. A project of minimal priority, undertaken as an escape from more serio...
dogwash2 is Many games and much {freeware} get written this way.
domainist is /doh-mayn'ist/ adj. 1. Said of an {{Internet address}} (as opposed to a {bang path}) because the part to the right of the `@' specifies a nested series of `domains'; for example, eric@snark.thyrsus.com specifies the machine call...
domainist2 is within the top-level domain called com. See also {big-endian}, sense 2. 2. Said of a site, mailer, or routing program which knows how to handle domainist addresses. 3. Said of a person (esp. a site admin) who prefers domain a...
domainist3 is prosyletizes for domainist addressing and disdains {bang path}s. This is now (1991) semi-obsolete, as most sites have converted.
Don't do that, then! is [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 ...
dongle is /dong'gl/ n. 1. A security or {copy-protection} device for commercial microcomputer programs consisting of a serialized EPROM and some drivers in a D-25 connector shell, which must be connected to an I/O port of the computer while th...
dongle2 is query the port at startup and at programmed intervals thereafter, and terminate if it does not respond with the dongle's programmed validation code. Thus, users can make as many copies of the program as they want but must pay for...
dongle3 is initially a failure, as users disliked tying up a serial port this way. Most dongles on the market today (1991) will pass data through the port and monitor for {magic} codes (and combinations of status lines) with minimal if any ...
dongle4 is --- this innovation was necessary to allow daisy-chained dongles for multiple pieces of software. The devices are still not widely used, as the industry has moved away from copy-protection schemes in general. 2. By extension, an...
dongle5 is required for a program to function. See {dongle-disk}.
dongle-disk is /don'gl disk/ n. See {dongle}; a `dongle-disk' is a floppy disk with some coding that allows an application to identify it uniquely. It can therefore be used as a {dongle}. Also called a `key disk'.
donuts is n.obs. A collective noun for any set of memory bits. This is extremely archaic and may no longer be live jargon; it dates from the days of ferrite-{core} memories in which each bit was implemented by a doughnut-shaped magnetic flip-...
doorstop is n. Used to describe equipment that is non-functional and halfway expected to remain so, especially obsolete equipment kept around for political reasons or ostensibly as a backup. "When we get another Wyse-50 in here, that ADM 3 wi...
dot file is [UNIX] n. A file which is not visible to normal directory-browsing tools (on UNIX, files named with a leading dot are, by convention, not normally presented in directory listings). Many programs define one or more dot files in whic...
dot file2 is be optionally recorded; a user can customize the program's behavior by creating the appropriate file in the current or home directory. See also {rc file}.
double bucky is adj. Using both the CTRL and META keys. "The command to burn all LEDs is double bucky F." This term originated on the Stanford extended-ASCII keyboard, and was later taken up by users of the {space-cadet keyboard} at MIT. A...
double bucky2 is {bucky bits} (control and meta shifting keys) were nice, but there weren't enough of them; you could type only 512 different characters on a Stanford keyboard. An obvious way to address this was simply to add more shifting ...
double bucky3 is keyboard with that many shifting keys is hard on touch-typists, who don't like to move their hands away from the home position on the keyboard. It was half-seriously suggested that the extra shifting keys be implemented as pe...
double bucky4 is much like playing a full pipe organ. This idea is mentioned in a parody of a very fine song by Jeffrey Moss called "Rubber Duckie", which was published in `The Sesame Street Songbook' (Simon and Schuster 1971, ISBN 671-21036-...
double bucky5 is 1978, in celebration of the Stanford keyboard See also {meta bit}, {cokebottle}, and {quadruple bucky}.
double DECkers is n. Used to describe married couples in which both partners work for Digital Equipment Corporation.
doubled sig is [USENET] n. A {sig block} that has been included twice in a {USENET} article or, less commonly, in an electronic mail message. An article or message with a doubled sig can be caused by improperly configured software. More ofte...
doubled sig2 is experience in electronic communication. See {BIFF}, {pseudo}.
down is 1. adj. Not operating. "The up escalator is down" is considered a humorous thing to say, and "The elevator is down" always means "The elevator isn't working" and never refers to what floor the elevator is on. With respect to computer...
down2 is mainstream; the extension to other kinds of machine is still hackish. 2. `go down' vi. To stop functioning; usually said of the {system}. The message from the {console} that every hacker hates to hear from the operator is "The sys...
down3 is down', `bring down' vt. To deactivate purposely, usually for repair work or {PM}. "I'm taking the system down to work on that bug in the tape drive." Occasionally one hears the word `down' by itself used as a verb in this vt. sens...
download is vt. To transfer data or (esp.) code from a larger `host' system (esp. a {mainframe}) over a digital comm link to a smaller `client' system, esp. a microcomputer or specialized peripheral. Oppose {upload}. However, note that groun...
download2 is rule for this term. Space-to-earth transmission is always download and the reverse upload regardless of the relative size of the computers involved. So far the in-space machines have invariably been smaller; thus the upload/down...
DP is /D-P/ n. 1. Data Processing. Listed here because, according to hackers, use of the term marks one immediately as a {suit}. See {DPer}. 2. Common abbrev for {Dissociated Press}.
DPB is /d*-pib'/ [from the PDP-10 instruction set] vt. To plop something down in the middle. Usage silly. "DPB yourself into that couch there." The connotation would be that the couch is full except for one slot just big enough for you to ...
DPB2 is the name of a PDP-10 instruction that inserts some bits into the middle of some other bits. This usage has been kept alive by the Common LISP function of the same name.
DPer is /dee-pee-er/ n. Data Processor. Hackers are absolutely amazed that {suit}s use this term self-referentially. "*Computers* process data, not people!" See {DP}.
dragon is n. [MIT] A program similar to a {daemon}, except that it is not invoked at all, but is instead used by the system to perform various secondary tasks. A typical example would be an accounting program, which keeps track of who is logg...
dragon2 is etc. Under ITS, many terminals displayed a list of people logged in, where they were, what they were running, etc., along with some random picture (such as a unicorn, Snoopy, or the Enterprise), which was generated by the `name d...
dragon3 is and most other OSes this would be called a `background demon' or {daemon}. The best-known UNIX example of a dragon is `cron(1)'. At SAIL, they called this sort of thing a `phantom'.
Dragon Book is n. The classic text `Compilers Principles, Techniques and Tools', by Alfred V. Aho, Ravi Sethi, and Jeffrey D. Ullman (Addison-Wesley 1986; ISBN 0-201-10088-6), so called because of the cover design featuring a dragon labeled `c...
Dragon Book2 is bearing the lance `LALR parser generator' among his other trappings. This one is more specifically known as the `Red Dragon Book' (1986); an earlier edition, sans Sethi and titled `Principles Of Compiler Design' (Alfred V. A...
Dragon Book3 is ISBN 0-201-00022-9), was the `Green Dragon Book' (1977). (Also `New Dragon Book', `Old Dragon Book'.) The horsed knight and the Green Dragon were warily eying each other at a distance; now the knight is typing (wearing gaun...
Dragon Book4 is representation of the Red Dragon's head while the rest of the beast extends back in normal space. See also {{book titles}}.
drain is [IBM] v. Syn. for {flush} (sense 2). Has a connotation of finality about it; one speaks of draining a device before taking it offline.
dread high-bit disease is n. A condition endemic to PRIME (a.k.a. PR1ME) minicomputers that results in all the characters having their high (0x80) bit ON rather than OFF. This of course makes transporting files to other systems much more diff...
dread high-bit disease2 is devices. It is reported that PRIME adopted the reversed-8-bit convention in order to save 25 cents per serial line per machine. This probably qualifies as one of the most {cretinous} design tradeoffs ever made. Se...
dread high-bit disease3 is (including the Atari 800) have exhibited similar brain damage.
DRECNET is /drek'net/ [from Yiddish/German `dreck', meaning dirt] n. Deliberate distortion of DECNET, a networking protocol used in the {VMS} community. So called because DEC helped write the Ethernet specification and then (either stupidly o...
DRECNET2 is violated that spec in the design of DRECNET in a way that made it incompatible. See also {connector conspiracy}.
driver is n. 1. The {main loop} of an event-processing program; the code that gets commands and dispatches them for execution. 2. [techspeak] In `device driver', code designed to handle a particular peripheral device such as a magnetic disk or...
driver2 is `driver' also means a program that translates some device-independent or other common format to something a real device can actually understand.
droid is n. A person (esp. a low-level bureaucrat or service-business employee) exhibiting most of the following characteristics (a) na"ive trust in the wisdom of the parent organization or `the system'; (b) a propensity to believe obvious n...
droid2 is computers!); blind faith; (c) a rule-governed mentality, one unwilling or unable to look beyond the `letter of the law' in exceptional situations; and (d) no interest in fixing that which is broken; an "It's not my job, man" attitu...
droid3 is supermarket checkout assistant and bank clerk; the syndrome is also endemic in low-level government employees. The implication is that the rules and official procedures constitute software that the droid is executing. This become...
droid4 is properly debugged. The term `droid mentality' is also used to describe the mindset behind this behavior. Compare {suit}, {marketroid}; see {-oid}.
drool-proof paper is n. Documentation that has been obsessively {dumbed down}, to the point where only a {cretin} could bear to read it, is said to have succumbed to the `drool-proof paper syndrome' or to have been `written on drool-proof pape...
drool-proof paper2 is from Apple's LaserWriter manual "Do not expose your LaserWriter to open fire or flame."
drop on the floor is vt. To react to an error condition by silently discarding messages or other valuable data. "The gateway ran out of memory, so it just started dropping packets on the floor." Also frequently used of faulty mail and netnew...
drop on the floor2 is {black hole}, {bit bucket}.
drop-ins is [prob. by analogy with {drop-outs}] n. Spurious characters appearing on a terminal or console as a result of line noise or a system malfunction of some sort. Esp. used when these are interspersed with one's own typed input. Compa...
drop-outs is n. 1. A variety of `power glitch' (see {glitch}); momentary 0 voltage on the electrical mains. 2. Missing characters in typed input due to software malfunction or system saturation (this can happen under UNIX when a bad connectio...
drop-outs2 is spurious character interrupts). 3. Mental glitches; used as a way of describing those occasions when the mind just seems to shut down for a couple of beats. See {glitch}, {fried}.
drugged is adj. (also `on drugs') 1. Conspicuously stupid, heading toward {brain-damaged}. Often accompanied by a pantomime of toking a joint (but see appendix B). 2. Of hardware, very slow relative to normal performance.
drunk mouse syndrome is n. A malady exhibited by the mouse pointing device of some computers. The typical symptom is for the mouse cursor on the screen to move in random directions and not in sync with the motion of the actual mouse. Can usu...
drunk mouse syndrome2 is and plugging it back again. Another recommended fix for optical mice is to rotate your mouse pad 90 degrees. At Xerox PARC in the 1970s, most people kept a can of copier cleaner (isopropyl alcohol) at their desks. ...
drunk mouse syndrome3 is up enough {cruft} to be unreliable, the mouse was doused in cleaner, which restored it for a while. However, this operation left a fine residue that accelerated the accumulation of cruft, so the dousings became more a...
drunk mouse syndrome4 is declared `alcoholic' and sent to the clinic to be dried out in a CFC ultrasonic bath.
dumbass attack is /duhm'as *-tak'/ [Purdue] n. Notional cause of a novice's mistake made by the experienced, especially one made while running as root under UNIX, e.g., typing `rm -r *' or `mkfs' on a mounted file system. Compare {adger}.
dumbed down is adj. Simplified, with a strong connotation of *over*simplified. Often, a {marketroid} will insist that the interfaces and documentation of software be dumbed down after the designer has burned untold gallons of midnight oil mak...
dump is n. 1. An undigested and voluminous mass of information about a problem or the state of a system, especially one routed to the slowest available output device (compare {core dump}), and most especially one consisting of hex or octal {ru...
dump2 is memory, mass storage, or some file. In {elder days}, debugging was generally done by `groveling over' a dump (see {grovel}); increasing use of high-level languages and interactive debuggers has made this uncommon, and the term `dump'...
dump3 is backup. This usage is typical only at large timesharing installations.
dup killer is /d[y]oop kill'r/ [FidoNet] n. Software that is supposed to detect and delete duplicates of a message that may have reached the FidoNet system via different routes.
dup loop is /d[y]oop loop/ (also `dupe loop') [FidoNet] n. An incorrectly configured system or network gateway may propagate duplicate messages on one or more {echo}es, with different identification information that renders {dup killer}s ine...
dup loop2 is eventually reaches a system through which it has already passed (with the original identification information), all systems passed on the way back to that system are said to be involved in a {dup loop}.
dusty deck is n. Old software (especially applications) which one is obliged to remain compatible with (or to maintain). The term implies that the software in question is a holdover from card-punch days. Used esp. when referring to old scien...
dusty deck2 is of which was written in FORTRAN and very poorly documented but is believed to be too expensive to replace. See {fossil}.
DWIM is /dwim/ [acronym, `Do What I Mean'] 1. adj. Able to guess, sometimes even correctly, the result intended when bogus input was provided. 2. n.,obs. The BBNLISP/INTERLISP function that attempted to accomplish this feat by correcting many ...
DWIM2 is Occasionally, an interjection hurled at a balky computer, esp. when one senses one might be tripping over legalisms (see {legalese}). Warren Teitelman originally wrote DWIM to fix his typos and spelling errors, so it was somewhat id...
DWIM3 is make hash of anyone else's typos if they were stylistically different. This led a number of victims of DWIM to claim the acronym stood for `Damn Warren's Infernal Machine!'. In one notorious incident, Warren added a DWIM feature to t...
DWIM4 is One day another hacker there typed `delete *$' to free up some disk space. (The editor there named backup files by appending `$' to the original file name, so he was trying to delete any backup files left over from old editing sess...
DWIM5 is editor backup files, so DWIM helpfully reported `*$ not found, assuming you meant 'delete *'.' It then started to delete all the files on the disk! The hacker managed to stop it with a {Vulcan nerve pinch} after only a half dozen ...
DWIM6 is said he had been sorely tempted to go to Warren's office, tie Warren down in his chair in front of his workstation, and then type `delete *$' twice. DWIM is often suggested in jest as a desired feature for a complex program; it is a...
DWIM7 is instruction the ideal computer would have. Back when proofs of program correctness were in vogue, there were also jokes about `DWIMC' (Do What I Mean, Correctly). A related term, more often seen as a verb, is DTRT (Do The Right Thin...
dynner is /din'r/ 32 bits, by analogy with {nybble} and {{byte}}. Usage rare and extremely silly. See also {playte}, {tayste}, {crumb}.*earthquake [IBM] n. The ultimate real-world shock test for computer hardware. Hackish sources at IBM deny th...
dynner2 is initiated by the company to test quality-assurance procedures at its California plants.
Easter egg is n. 1. A message hidden in the object code of a program as a joke, intended to be found by persons disassembling or browsing the code. 2. A message, graphic, or sound effect emitted by a program (or, on a PC, the BIOS ROM) in res...
Easter egg2 is or keystrokes, intended as a joke or to display program credits. One well-known early Easter egg found in a couple of OSes caused them to respond to the command `make love' with `not war?'. Many personal computers have much ...
Easter egg3 is lists of the developers' names, political exhortations, snatches of music, and (in one case) graphics images of the entire development team.
Easter egging is [IBM] n. The act of replacing unrelated parts more or less at random in hopes that a malfunction will go away. Hackers consider this the normal operating mode of {field circus} techs and do not love them for it. Compare {sho...
eat flaming death is imp. A construction popularized among hackers by the infamous {CPU Wars} comic; supposed to derive from a famously turgid line in a WWII-era anti-Nazi propaganda comic that ran "Eat flaming death, non-Aryan mongrels!" or s...
eat flaming death2 is reported that the Firesign Theater's 1975 album "In The Next World, You're On Your Own" included the phrase "Eat flaming death, fascist media pigs"; this may have been an influence). Used in humorously overblown expressi...
factpacks/jargon-split.fact view on Meta::CPAN
tube2 is someone elses terminal. "Tube me that note?"
tube time is n. Time spent at a terminal or console. More inclusive than hacking time; commonly used in discussions of what parts of ones environment one uses most heavily. "I find Im spending too much of my tube time reading mail since I st...
tunafish is n. In hackish lore, refers to the mutated punchline of an age-old joke to be found at the bottom of the manual pages of `tunefs(8) in the original {BSD} 4.2 distribution. The joke was removed in later releases once commercial site...
tunafish2 is to the `tuning of file-system parameters for optimum performance, and at the bottom of a few pages of wizardly inscriptions was a `BUGS section consisting of the line "You can tune a file system, but you cant tunafish". Variant...
tunafish3 is though it has been excised from some versions by humorless management {droid}s. The [nt]roff source for SunOS 4.1.1 contains a comment apparently designed to prevent this "Take this out and a Unix Demon will dog your steps from n...
tune is [from automotive or musical usage] vt. To optimize a program or system for a particular environment, esp. by adjusting numerical parameters designed as {hook}s for tuning, e.g., by changing `#define lines in C. One may `tune for time ...
tune2 is memory use), or `tune for configuration (most efficient use of hardware). See {bum}, {hot spot}, {hand-hacking}.
turbo nerd is n. See {computer geek}.
turist is /toorist/ n. Var. sp. of {tourist}, q.v. Also in adjectival form, `turistic. Poss. influenced by {luser} and `Turing.
tweak is vt. 1. To change slightly, usually in reference to a value. Also used synonymously with {twiddle}. If a program is almost correct, rather than figure out the precise problem you might just keep tweaking it until it works. See {frobn...
tweak2 is debugging}. 2. To {tune} or {bum} a program; preferred usage in the U.K.
TWENEX is /tweneks/ n. The TOPS-20 operating system by DEC --- the second proprietary OS for the PDP-10 --- preferred by most PDP-10 hackers over TOPS-10 (that is, by those who were not {{ITS}} or {{WAITS}} partisans). TOPS-20 began in 1969 a...
TWENEX2 is system using special paging hardware. By the early 1970s, almost all of the systems on the ARPANET ran TENEX. DEC purchased the rights to TENEX from BBN and began work to make it their own. The first in-house code name for the ...
TWENEX3 is Operating System); when customers started asking questions, the name was changed to SNARK so DEC could truthfully deny that there was any project called VIROS. When the name SNARK became known, the name was briefly reversed to be...
TWENEX4 is it was discovered that `krans meant `funeral shroud in Swedish. Ultimately DEC picked TOPS-20 as the name of the operating system, and it was as TOPS-20 that it was marketed. The hacker community, mindful of its origins, quickly d...
TWENEX5 is TENEX), even though by this point very little of the original TENEX code remained (analogously to the differences between AT&T V6 UNIX and BSD). DEC people cringed when they heard "TWENEX", but the term caught on nevertheless (th...
TWENEX6 is TWENEX was successful and very popular; in fact, there was a period in the early 1980s when it commanded as fervent a culture of partisans as UNIX or ITS --- but DECs decision to scrap all the internal rivals to the VAX architecture...
TWENEX7 is DEC-20 and put a sad end to TWENEXs brief day in the sun. DEC attempted to convince TOPS-20 hackers to convert to {VMS}, but instead, by the late 1980s, most of the TOPS-20 hackers had migrated to UNIX.
twiddle is n. 1. Tilde (ASCII 1111110, `~). Also called `squiggle, `sqiggle (sic --- pronounced /skigl/), and `twaddle, but twiddle is the most common term. 2. A small and insignificant change to a program. Usually fixes one bug and gener...
twiddle2 is something in a small way. Bits, for example, are often twiddled. Twiddling a switch or knob implies much less sense of purpose than toggling or tweaking it; see {frobnicate}. To speak of twiddling a bit connotes aimlessness, a...
twiddle3 is the bit; `toggling a bit has a more specific meaning (see {bit twiddling}, {toggle}).
twink is /twink/ [UCSC] n. Equivalent to {read-only user}. Also reported on the USENET group soc.motss; may derive from gay slang for a cute young thing with nothing upstairs.
two pi is quant. The number of years it takes to finish ones thesis. Occurs in stories in the following form "He started on his thesis; 2 pi years later..."
two-to-the-N is quant. An amount much larger than {N} but smaller than {infinity}. "I have 2-to-the-N things to do before I can go out for lunch" means you probably wont show up.
twonkie is /twonkee/ n. The software equivalent of a Twinkie (a variety of sugar-loaded junk food, or (in gay slang) the male equivalent of `chick); a useless `feature added to look sexy and placate a {marketroid} (compare {Saturday-night sp...
twonkie2 is Twonky", title menace of a classic SF short story by Lewis Padgett (Henry Kuttner and C. L. Moore), first published in the September 1942 `Astounding Science Fiction and subsequently much anthologized.*UBD /U-B-D/ [abbreviation f...
twonkie3 is to close out trouble reports obviously due to utter cluelessness on the user's part. Compare {pilot error}; oppose {PBD}; see also {brain-damaged}.
UN*X is n. Used to refer to the UNIX operating system (a trademark of AT&T) in writing, but avoiding the need for the ugly {(TM)} typography. Also used to refer to any or all varieties of Unixoid operating systems. Ironically, lawyers now s...
UN*X2 is TM-postfix has no legal force, but the asterisk usage is entrenched anyhow. It has been suggested that there may be a psychological connection to practice in certain religions (especially Judaism) in which the name of the deity is ne...
UN*X3 is `G--d' is used. See also {glob}.
undefined external reference is excl. [UNIX] A message from UNIX's linker. Used in speech to flag loose ends or dangling references in an argument or discussion.
under the hood is prep. [hot-rodder talk] 1. Used to introduce the underlying implementation of a product (hardware, software, or idea). Implies that the implementation is not intuitively obvious from the appearance, but the speaker is about ...
under the hood2 is now look under the hood to see how ...." 2. Can also imply that the implementation is much simpler than the appearance would indicate "Under the hood, we are just fork/execing the shell." 3. Inside a chassis, as in "Under...
undocumented feature is n. See {feature}.
uninteresting is adj. 1. Said of a problem that, although {nontrivial}, can be solved simply by throwing sufficient resources at it. 2. Also said of problems for which a solution would neither advance the state of the art nor be fun to design...
uninteresting2 is problems as intolerable wastes of time, to be solved (if at all) by lesser mortals. *Real* hackers (see {toolsmith}) generalize uninteresting problems enough to make them interesting and solve them --- thus solving the ori...
uninteresting3 is {SMOP}; compare {toy problem}, oppose {interesting}.
UNIX is /yoo'niks/ [In the authors' words, "A weak pun on Multics"] n. (also `Unix') An interactive time-sharing system originally invented in 1969 by Ken Thompson after Bell Labs left the Multics project, originally so he could play games on ...
UNIX2 is inventor of C, is considered a co-author of the system. The turning point in UNIX's history came when it was reimplemented almost entirely in C during 1972--1974, making it the first source-portable OS. UNIX subsequently underwent...
UNIX3 is many different people, resulting in a uniquely flexible and developer-friendly environment. In 1991, UNIX is the most widely used multiuser general-purpose operating system in the world. Many people consider this the most important ...
UNIX4 is opposition (but see {UNIX weenie} and {UNIX conspiracy} for an opposing point of view). See {Version 7}, {BSD}, {USG UNIX}.
UNIX brain damage is n. Something that has to be done to break a network program (typically a mailer) on a non-UNIX system so that it will interoperate with UNIX systems. The hack may qualify as `UNIX brain damage' if the program conforms to...
UNIX brain damage2 is question does not. UNIX brain damage happens because it is much easier for other (minority) systems to change their ways to match non-conforming behavior than it is to change all the hundreds of thousands of UNIX systems...
UNIX brain damage3 is is a {kluge} in a mail server to recognize bare line feed (the UNIX newline) as an equivalent form to the Internet standard newline, which is a carriage return followed by a line feed. Such things can make even a harden...
UNIX conspiracy is [ITS] n. According to a conspiracy theory long popular among {{ITS}} and {{TOPS-20}} fans, UNIX's growth is the result of a plot, hatched during the 1970s at Bell Labs, whose intent was to hobble AT&T's competitors by making...
UNIX conspiracy2 is evolution was to be under AT&T's control. This would be accomplished by disseminating an operating system that is apparently inexpensive and easily portable, but also relatively unreliable and insecure (so as to require co...
UNIX conspiracy3 is was lent a substantial impetus in 1984 by the paper referenced in the {back door} entry. In this view, UNIX was designed to be one of the first computer viruses (see {virus}) --- but a virus spread to computers indirectly ...
UNIX conspiracy4 is directly through disks and networks. Adherents of this `UNIX virus' theory like to cite the fact that the well-known quotation "UNIX is snake oil" was uttered by DEC president Kenneth Olsen shortly before DEC began activ...
UNIX conspiracy5 is workstations. (Olsen now claims to have been misquoted.)
UNIX weenie is [ITS] n. 1. A derogatory play on `UNIX wizard', common among hackers who use UNIX by necessity but would prefer alternatives. The implication is that although the person in question may consider mastery of UNIX arcana to be a w...
UNIX weenie2 is is the ability to tolerate (and the bad taste to wallow in) the incoherence and needless complexity that is alleged to infest many UNIX programs. "This shell script tries to parse its arguments in 69 bletcherous ways. It must...
UNIX weenie3 is 2. A derogatory term for anyone who engages in uncritical praise of UNIX. Often appearing in the context "stupid UNIX weenie". See {Weenix}, {UNIX conspiracy}. See also {weenie}.
unixism is n. A piece of code or a coding technique that depends on the protected multi-tasking environment with relatively low process-spawn overhead that exists on virtual-memory UNIX systems. Common {unixism}s include gratuitous use of `for...
unixism2 is undocumented but well-known features of UNIX libraries such as `stdio(3)' are supported elsewhere; reliance on {obscure} side-effects of system calls (use of `sleep(2)' with a 0 argument to clue the scheduler that you're willing ...
unixism3 is assumption that freshly allocated memory is zeroed; and the assumption that fragmentation problems won't arise from never `free()'ing memory. Compare {vaxocentrism}; see also {New Jersey}.
unswizzle is v. See {swizzle}.
unwind the stack is vi. 1. [techspeak] During the execution of a procedural language, one is said to `unwind the stack' from a called procedure up to a caller when one discards the stack frame and any number of frames above it, popping back up...
unwind the stack2 is this is done with `longjmp'/`setjmp', in LISP with `throw/catch'. See also {smash the stack}. 2. People can unwind the stack as well, by quickly dealing with a bunch of problems "Oh heck, let's do lunch. Just a second ...
unwind-protect is [MIT from the name of a LISP operator] n. A task you must remember to perform before you leave a place or finish a project. "I have an unwind-protect to call my advisor."
up is adj. 1. Working, in order. "The down escalator is up." Oppose {down}. 2. `bring up' vt. To create a working version and start it. "They brought up a down system." 3. `come up' vi. To become ready for production use.
upload is /uhp'lohd/ v. 1. [techspeak] To transfer programs or data over a digital communications link from a smaller or peripheral `client' system to a larger or central `host' one. A transfer in the other direction is, of course, called a {...
upload2 is ground-to-space comm under that entry). 2. [speculatively] To move the essential patterns and algorithms that make up one's mind from one's brain into a computer. Only those who are convinced that such patterns and algorithms captu...
upload3 is prospect with gusto.
upthread is adv. Earlier in the discussion (see {thread}), i.e., `above'. "As Joe pointed out upthread, ..." See also {followup}.
urchin is n. See {munchkin}.
USENET is /yoos'net/ or /yooz'net/ [from `Users' Network'] n. A distributed {bboard} (bulletin board) system supported mainly by UNIX machines. Originally implemented in 1979-1980 by Steve Bellovin, Jim Ellis, Tom Truscott, and Steve Daniel a...
USENET2 is become international in scope and is now probably the largest decentralized information utility in existence. As of early 1991, it hosts well over 700 {newsgroup}s and an average of 16 megabytes (the equivalent of several thousan...
USENET3 is discussion, chatter, and {flamage} every day.
user is n. 1. Someone doing `real work' with the computer, using it as a means rather than an end. Someone who pays to use a computer. See {real user}. 2. A programmer who will believe anything you tell him. One who asks silly questions. ...
user2 is is true that users ask questions (of necessity). Sometimes they are thoughtful or deep. Very often they are annoying or downright stupid, apparently because the user failed to think for two seconds or look in the documentation befo...
user3 is 3. Someone who uses a program from the outside, however skillfully, without getting into the internals of the program. One who reports bugs instead of just going ahead and fixing them. The general theory behind this term is that ther...
user4 is program there are implementors (hackers) and {luser}s. The users are looked down on by hackers to a mild degree because they don't understand the full ramifications of the system in all its glory. (The few users who do are known as ...
user5 is a skilled hacker may be a user with respect to some program he himself does not hack. A LISP hacker might be one who maintains LISP or one who uses LISP (but with the skill of a hacker). A LISP user is one who uses LISP, whether s...
user6 is between the two terms; the subtle distinctions must be resolved by context.
user-friendly is adj. Programmer-hostile. Generally used by hackers in a critical tone, to describe systems that hold the user's hand so obsessively that they make it painful for the more experienced and knowledgeable to get any work done. S...
user-friendly2 is {Macintrash}, {user-obsequious}.
user-obsequious is adj. Emphatic form of {user-friendly}. Connotes a system so verbose, inflexible, and determinedly simple-minded that it is nearly unusable. "Design a system any fool can use and only a fool will want to use it." See {WIMP...
USG UNIX is /U-S-G yoo'niks/ n. Refers to AT&T UNIX commercial versions after {Version 7}, especially System III and System V releases 1, 2, and 3. So called because during most of the life-span of those versions AT&T's support crew was calle...
UTSL is // [UNIX] n. On-line acronym for `Use the Source, Luke' (a pun on Obi-Wan Kenobi's "Use the Force, Luke!" in `Star Wars') --- analogous to {RTFM} but more polite. This is a common way of suggesting that someone would be best off readi...
UTSL2 is feature is causing confusion, rather than making yet another futile pass through the manuals or broadcasting questions that haven't attracted {wizard}s to answer them. In theory, this is appropriately directed only at associates of...
UTSL3 is practice, bootlegs of UNIX source code (made precisely for reference purposes) are so ubiquitous that one may utter this at almost anyone on {the network} without concern. In the near future (this written in 1991) source licenses m...
UTSL4 is recent release of the Mach 3.0 microkernal, given the continuing efforts of the {GNU} project, and with the 4.4BSD release on the horizon, complete free source code for UNIX-clone toolsets and kernels should soon be widely available.
UUCPNET is n. The store-and-forward network consisting of all the world's connected UNIX machines (and others running some clone of the UUCP (UNIX-to-UNIX CoPy) software). Any machine reachable only via a {bang path} is on UUCPNET. See {netw...
UUCPNET2 is permutation of ADV (i.e., {ADVENT}), used to avoid a particular {admin}'s continual search-and-destroy sweeps for the game] n. A leisure-time activity of certain hackers involving the covert exploration of the `secret' parts of l...
UUCPNET3 is elevators, maintenance crawlways, steam tunnels, and the like. A few go so far as to learn locksmithing in order to synthesize vadding keys. The verb is `to vad' (compare {phreaking}). The most extreme and dangerous form of vadd...
UUCPNET4 is surfing', a sport played by wrasslin' down a thousand-pound elevator car with a 3-foot piece of string, and then exploiting this mastery in various stimulating ways (such as elevator hopping, shaft exploration, rat-racing, and th...
UUCPNET5 is try this at home! See also {hobbit} (sense 2).
vanilla is [from the default flavor of ice cream in the U.S.] adj. Ordinary {flavor}, standard. When used of food, very often does not mean that the food is flavored with vanilla extract! For example, `vanilla wonton soup' means ordinary won...
vanilla2 is soup. Applied to hardware and software, as in "Vanilla Version 7 UNIX can't run on a vanilla 11/34." Also used to orthogonalize chip nomenclature; for instance, a 74V00 means what TI calls a 7400, as distinct from a 74LS00, etc...
vanilla3 is the latter means `default', whereas vanilla simply means `ordinary'. For example, when hackers go on a {great-wall}, hot-and-sour wonton soup is the {canonical} wonton soup to get (because that is what most of them usually order)...
vannevar is /van'*-var/ n. A bogus technological prediction or a foredoomed engineering concept, esp. one that fails by implicitly assuming that technologies develop linearly, incrementally, and in isolation from one another when in fact the ...
vannevar2 is revolutions are common, and competition is the rule. The prototype was Vannevar Bush's prediction of `electronic brains' the size of the Empire State Building with a Niagara-Falls-equivalent cooling system for their tubes and r...
vannevar3 is effect had already been demonstrated. Other famous vannevars have included magnetic-bubble memory, LISP machines, {videotex}, and a paper from the late 1970s that computed a purported ultimate limit on areal density for ICs tha...
vannevar4 is of 5 years later.
vaporware is /vay'pr-weir/ n. Products announced far in advance of any release (which may or may not actually take place).
var is /veir/ or /var/ n. Short for `variable'. Compare {arg}, {param}.
VAX is /vaks/ n. 1. [from Virtual Address eXtension] The most successful minicomputer design in industry history, possibly excepting its immediate ancestor, the PDP-11. Between its release in 1978 and its eclipse by {killer micro}s after abou...
VAX2 is favorite machine of them all, esp. after the 1982 release of 4.2 BSD UNIX (see {BSD}). Esp. noted for its large, assembler-programmer-friendly instruction set --- an asset that became a liability after the RISC revolution. 2. A majo...
VAX3 is here because its alleged sales pitch, "Nothing sucks like a VAX!" became a sort of battle-cry of RISC partisans. Ironically, the slogan was *not* actually used by the Vax vacuum-cleaner people, but was actually that of a rival brand...
VAX4 is an..."). It is claimed, however, that DEC actually entered a cross-licensing deal with the vacuum-Vax people that allowed them to market VAX computers in the U.K. in return for not challenging the vacuum cleaner trademark in the U.S.
VAXectomy is /vak-sek't*-mee/ [by analogy with `vasectomy'] n. A VAX removal. DEC's Microvaxen, especially, are much slower than newer RISC-based workstations such as the SPARC. Thus, if one knows one has a replacement coming, VAX removal ca...
VAXen is /vak'sn/ [from `oxen', perhaps influenced by `vixen'] n. (alt. `vaxen') The plural canonically used among hackers for the DEC VAX computers. "Our installation has four PDP-10s and twenty vaxen." See {boxen}.
vaxherd is n. /vaks'herd/ [from `oxherd'] A VAX operator.
vaxism is /vak'sizm/ n. A piece of code that exhibits {vaxocentrism} in critical areas. Compare {PC-ism}, {unixism}.
vaxocentrism is /vak`soh-sen'trizm/ [analogy with `ethnocentrism'] n. A notional disease said to afflict C programmers who persist in coding according to certain assumptions that are valid (esp. under UNIX) on {VAXen} but false elsewhere. Amo...
vaxocentrism2 is validly be accused of vaxocentrism even if he or she has never seen a VAX. Some of these assumptions (esp. 2--5) were valid on the PDP-11, the original C machine, and became endemic years before the VAX. The terms `vaxocentr...
vaxocentrism3 is have been used synonymously.
vdiff is /vee'dif/ v.,n. Visual diff. The operation of finding differences between two files by {eyeball search}. The term `optical diff' has also been reported. See {diff}.
veeblefester is /vee'b*l-fes`tr/ [from the "Born Loser" comix via Commodore; prob. originally from `Mad' Magazine's `Veeblefeetzer' parodies ca. 1960] n. Any obnoxious person engaged in the (alleged) professions of marketing or management. An...
Venus flytrap is [after the insect-eating plant] n. See {firewall machine}.
verbage is /ver'b*j/ n. A deliberate misspelling and mispronunciation of {verbiage} that assimilates it to the word `garbage'. Compare {content-free}. More pejorative than `verbiage'.
verbiage is n. When the context involves a software or hardware system, this refers to {{documentation}}. This term borrows the connotations of mainstream `verbiage' to suggest that the documentation is of marginal utility and that the motive...
verbiage2 is with the ostensible subject.
Version 7 is alt. V7 /vee' se'vn/ n. The 1978 unsupported release of {{UNIX}} ancestral to all current commercial versions. Before the release of the POSIX/SVID standards, V7's features were often treated as a UNIX portability baseline. See ...
Version 72 is old-timers impatient with commercialization and kernel bloat still maintain that V7 was the Last True UNIX.
vgrep is /vee'grep/ v.,n. Visual grep. The operation of finding patterns in a file optically rather than digitally. See {grep}; compare {vdiff}.
vi is /V-I/, *not* /vi/ and *never* /siks/ [from `Visual Interface'] n. A screen editor crufted together by Bill Joy for an early {BSD} version. Became the de facto standard UNIX editor and a nearly undisputed hacker favorite until the rise o...
vi2 is frustrate new users no end, as it will neither take commands while expecting input text nor vice versa, and the default setup provides no indication of which mode one is in (one correspondent accordingly reports that he has often hear...
vi3 is Nevertheless it is still widely used (about half the respondents in a 1991 USENET poll preferred it), and even EMACS fans often resort to it as a mail editor and for small editing jobs (mainly because it starts up faster than bulky EM...
videotex is n. obs. An electronic service offering people the privilege of paying to read the weather on their television screens instead of having somebody read it to them for free while they brush their teeth. The idea bombed everywhere it ...
videotex2 is time videotex was practical the installed base of personal computers could hook up to timesharing services and do the things for which videotex might have been worthwhile better and cheaper. Videotex planners badly overestimate...
videotex3 is computer and the cost of local intelligence at the user's end. Like the {gorilla arm} effect, this has been a cautionary tale to hackers ever since. See also {vannevar}.
virgin is adj. Unused; pristine; in a known initial state. "Let's bring up a virgin system and see if it crashes again." (Esp. useful after contracting a {virus} through {SEX}.) Also, by extension, buffers and the like within a program that...
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