Can someone explain what these arguments mean? Post: 302745611

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1. Shell Programming and Scripting

please explain this

zsh 4.3.4% cat file ACFCFACCACARCSHFARCVJVASTVAJFTVAJVGHBAJ zsh 4.3.4% cat file1 A C F R zsh 4.3.4% <file1 while read;do printf "%s=%d\n" "$REPLY" "${#$(<file)//}";done A=9 C=7 F=4 R=2 That was the previous post. But , can anybody can explain me in detail about this line zsh...

2. Shell Programming and Scripting

Please can any one explain this ${0##/}

I did not understand what is ${0##/} PGM=${0##/} TMP=/tmp/${PGM}.$$ Please explain me.

3. Shell Programming and Scripting

please explain the below

could u please convert the below statement to shell script ---------- logdir=/smp/dyn/logfiles/cpm/pgm/pgIm $logdir = $logdir ."/pgIm${toDate}*"; ---- could u please explain the below clearly grep -i adding $logdir | grep -iv equation | awk '{print \$NF}' | sort -u | sed -e...

4. AIX

can anyone explain this?

this is the mksys b script.... can anyone explain .. what # and 1 in if condition this is the first line of the script... it is not from middle of the script.... if then echo "Not enough parameters, need a client name for mksysb" Usage="Usage: $0 <client name>" ...

5. UNIX for Dummies Questions & Answers

Please explain this

if then echo "Syntax: $0 <sid> <COLD/HOT> <DEST>" exit fi if --------------what does this mean??? echo "Syntax: $0 <sid> <COLD/HOT> <DEST>"---pls explain this as well

6. Shell Programming and Scripting

can any one explain this example

hi all i have an example i want one help me to understand cause i tried to test it but almost fail and i don't know how can i solve this problem " the main idea to read from two files and replace something from one to another " but i don't understand why it fail all time $ cat main.txt...

7. Shell Programming and Scripting

grep with two arguments to arguments to surch for

Hello, is it possible to give grep two documents to surche for? like grep "test" /home/one.txt AND /home/two.txt ? thanks

8. Shell Programming and Scripting

anyone can explain this?

why the case 2 will happen ? , ' should stop the history substitution ,shouldn't it? case 1 # echo "123"|sed '/123/!d' 123 case 2 # echo "123 > 456 > 1 > "|sed '/123/!d' -bash: !d': event not found case 3 # echo "123 > 456 > 12 > "|sed '/123/'\!d 123 # bash --version

9. Shell Programming and Scripting

Can someone explain this for me?

Can someone do me a favour and explain the following for me: ((r=$RANDOM%$n+1)) I know what $RANDOM does but what is % sign and what does it do with %$n+1?

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How I can explain this?

Hi friends! I'm learning UNIX and I have a small question. Working with Shell, i put the name of one executable (in c language) + one number and it says this: $ gcc misterioso_4.c $ ./misterioso_4 6 got: , I can not find an answer in the manual because I havent applied any variable....

LEARN ABOUT DEBIAN

genrbox

GENBOX(1)						      General Commands Manual							 GENBOX(1)

NAME

       genrbox - generate a RADIANCE description of a box

SYNOPSIS

       genrbox mat name xsiz ysiz zsiz [ -i ][ -r rad | -b bev ]

DESCRIPTION

       Genbox  produces  a  RADIANCE  scene  description of a parallelepiped with one corner at the origin and the opposite corner at (xsiz, ysiz,
       zsiz).  The sides of the box will be parallel to the three coordinate planes.  The surfaces that make up the box will be  modified  by  mat
       and  their  identifiers	will  begin  with  name.  The -i option can be used to produce a box with inward directed surface normals.  The -r
       option can be used to specify the radius for rounded edges.  The -b option can be used to specify the indentation for beveled edges.

EXAMPLE

       To produce a rectangular box made of wood with beveled edges:

	 genrbox wood box1 5 8 3 -b .5 > box1

AUTHOR

       Greg Ward

BUGS

       Because spheres and cylinders are used to construct boxes with rounded edges, a transparent box of this type appears quite messy.

SEE ALSO

       genrev(1), gensurf(1), genworm(1), rpict(1), rvu(1), xform(1)

RADIANCE
							     11/15/93								 GENBOX(1)

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1. Shell Programming and Scripting

please explain this

Discussion started by: dummy_needhelp

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Please can any one explain this ${0##/}

Discussion started by: gadege

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please explain the below

Discussion started by: mail2sant

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can anyone explain this?

Discussion started by: honeym210