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发信人: KeyPoint ((英明 》精明）), 信区: Linux
标 题: The UNIX Hierarchy
发信站: 荔园晨风BBS站 (Wed Feb 27 16:08:24 2002), 转信
URL: http://harmless.rrnet.com/~glen/Unix/unix_hierarchy.html
=========Begin======
The UNIX Hierarchy
NAME
DESCRIPTION AND FEATURES
beginner
+ insecure with the concept of a terminal
+ has yet to learn the basics of vi
+ has not figured out how to get a directory
+ still has trouble with typing <RETURN> after each line of
input
novice
+ knows tha `ls' will produce a directory
+ uses the editor, but calls it `vye'
+ has heard of `C' but never used it
+ has had his first bad experience with rm
+ is wondering how to read his mail
+ is wondering why the person next to him seems to like Unix so
very much.
user
+ uses vi and nroff, but inexpertly
+ has heard of regular-expr.s but never seen one.
+ has figured out that `-' precedes options
+ has attempted to write a C program and has decided to stick
with pascal
+ is wondering how to move a directory
+ thinks that dbx is a brand of stereo component
+ knows how to read his mail and is wondering how to read the
news
knowlegable user
+ uses nroff with no trouble, and is beginning to learn tbl and
eqn
+ uses grep to search for fixed strings
+ has figured out that mv(1) will move directories
+ has learned that "learn" doesn't help
+ somebody has shown him how to write C programs
+ once used sed to do some text substitution
+ has seen dbx used but does not use it himself
+ thinks that make is a only for wimps
expert
+ uses sed when necessary
+ uses macro's in vi, uses ex when neccesary
+ posts news at every possible opportunity
+ write csh scripts occasionally
+ write C programs using vi and compiles with cc
+ has figured out what `&&' and '||' are for
+ thinks that human history started with '!h'
hacker
+ uses sed and awk with comfort
+ uses undocumented features of vi
+ write C code with `cat >' and compiles with '!cc'
+ uses adb because he doesn't trust source debuggers
+ can answer questions about the user environment
+ writes his own nroff macros to supplement std. ones
+ write scripts for Bourne shell (/bin/sh)
+ knows how to install bug fixes
guru
+ uses m4 and lex with comfort
+ writes assembly code with `cat >'
+ uses adb on the kernel while system is loaded
+ customizes utilities by patching the source
+ reads device driver source with his breakfast
+ can answer any unix question after a little thought
+ uses make for anything that requires two or more distinct
commands to achieve
+ has learned how to breach security but no longer needs to try
wizard
+ writes device drivers with `cat >'
+ fixes bugs by patching the binaries
+ can answer any question before you ask
+ writes his own troff macro packages
+ is on first-name basis with Dennis, Bill, and Ken
=========End========
--
※ 修改:·jjksam 於 Feb 27 23:03:56 修改本文·[FROM: 192.168.0.146]
※ 来源:·荔园晨风BBS站 bbs.szu.edu.cn·[FROM: 192.168.0.181]
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