10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
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? (2 Replies)
Discussion started by: bashily
2 Replies
2. Shell Programming and Scripting
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 (1 Reply)
Discussion started by: justlooks
1 Replies
3. Shell Programming and Scripting
I'm trying to follow a script and I see it begins with this:
if ; then
if ; then
print "blah $0 blah blah "
exit
fi
fi
What does $# mean? I found out that $1 refers to the shell environment and the last argument that was entered or passed in the previous command. I couldn't find $#... (2 Replies)
Discussion started by: MaindotC
2 Replies
4. Shell Programming and Scripting
Dear unix team
i'm user for a system build on unix system ,so we need to run a lot of scripts not in one sission but every script on the associated terminal , so the script name = the name of the terminal which will run this script on it . and someone create a batch that make as below :
1- but... (4 Replies)
Discussion started by: fofatoti
4 Replies
5. Shell Programming and Scripting
cat $BDDATA/svucon$i_bal_dup_email.dat ; uuencode $dup_in $dup_out
here svucon$i_bal_dup_email.dat ???
and uuencode ??
Please use and tags when posting code, data or logs etc. to preserve formatting and enhance readability, thanks. (2 Replies)
Discussion started by: Diddy
2 Replies
6. Shell Programming and Scripting
cur_fy=`grep "CONSOL" $GLDATA/parms/cur_fiscalyear.lis | awk '{print $2}'
Here i don't understand "CONSOL" and awk'{print$2)
Please help me out
cur_fiscalyear.lis contents :
DL 2011
MOL 2011
MV 2011
SF 2010
CONSOL 2011
MVU 2011 (3 Replies)
Discussion started by: Diddy
3 Replies
7. Homework & Coursework Questions
1. The problem statement, all variables and given/known data:
I have a retake assignment to complete for my computer networks and OS class. This isn't really my area, had I known last year I could have swapped it for a different module I would have done so. I'm determined to get through it... (6 Replies)
Discussion started by: Squall Moogle
6 Replies
8. Shell Programming and Scripting
I did not understand what is ${0##/}
PGM=${0##/}
TMP=/tmp/${PGM}.$$
Please explain me. (2 Replies)
Discussion started by: gadege
2 Replies
9. Shell Programming and Scripting
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 Replies)
Discussion started by: dummy_needhelp
2 Replies
10. Shell Programming and Scripting
:start
/@~/{
h
s/\(.*\)@~.*$/\1/
s/@~$//
s/@~/\
/g
p
g
s/.*@~\(.*\)/\1/
}
//{
N
s/\n/ /
b start
} (2 Replies)
Discussion started by: djkane
2 Replies
