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no-op /noh'op/ n.,v.

alt. NOP /nop/ [no operation] 1. A machine instruction that

does nothing (sometimes used in assembler-level programming as

filler for data or patch areas, or to overwrite code to be

removed in binaries). 2. A person who contributes nothing to a

project, or has nothing going on upstairs, or both. As in "He's a

no-op." 3. Any operation or sequence of operations with no

effect, such as circling the block without finding a parking

space, or putting money into a vending machine and having it fall

immediately into the coin-return box, or asking someone for help

and being told to go away. "Oh, well, that was a no-op."

Hot-and-sour soup (see great-wall) that is insufficiently either

is `no-op soup'; so is wonton soup if everybody else is having

hot-and-sour.

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noddy /nod'ee/ adj.

[UK: from the children's books] 1. Small and un-useful, but

demonstrating a point. Noddy programs are often written by people

learning a new language or system. The archetypal noddy program

is hello world. Noddy code

may be used to demonstrate a feature or bug of a compiler. May be

used of real hardware or software to imply that it isn't worth

using. "This editor's a bit noddy." 2. A program that is more or

less instant to produce. In this use, the term does not

necessarily connote uselessness, but describes a hack sufficiently trivial that it can be written

and debugged while carrying on (and during the space of) a normal

conversation. "I'll just throw together a noddy awk script to dump all the first fields." In North

America this might be called a mickey mouse program. See

toy program.

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node n.

1. [Internet, UUCP] A host machine on the network. 2. [MS-DOS

BBSes] A dial-in line on a BBS. Thus an MS-DOS sysop might say that his BBS has 4 nodes even

though it has a single machine and no Internet link, confusing an

Internet hacker no end.

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Semidestructor, Next:non-optimal solution, Previous:node, Up:= N =

Nominal Semidestructor n.

Soundalike slang for `National Semiconductor', found among

other places in the Networking/2 networking sources. During the

late 1970s to mid-1980s this company marketed a series of

microprocessors including the NS16000 and NS32000 and several

variants. At one point early in the great microprocessor race,

the specs on these chips made them look like serious competition

for the rising Intel 80x86 and Motorola 680x0 series.

Unfortunately, the actual parts were notoriously flaky and never

implemented the full instruction set promised in their

literature, apparently because the company couldn't get any of

the mask steppings to work as designed. They eventually sank

without trace, joining the Zilog Z8000 and a few even more

obscure also-rans in the graveyard of forgotten microprocessors.

Compare HP-SUX, AIDX, buglix, Macintrash, Telerat, ScumOS,

sun-stools, Slowlaris, Internet Exploder.

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non-optimal solution n.

(also `sub-optimal solution') An astoundingly stupid way to do

something. This term is generally used in deadpan sarcasm, as its

impact is greatest when the person speaking looks completely

serious. Compare stunning. See

also Bad Thing.

The Jargon File, Version 4.2.2, 20 Aug 2000 · 第 1157 / 1941 题