10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
#!/bin/bash
n=$l; typeset -a v
x=$(< input.dat)
check(){
if; then
sed 's/Test/Proc/g' file.sh >fl.sh
else
exit 13
fi
}
check $n
while ; do
x=`expr $x -l`
v=$x
done
less fi.sh l>/dev/null&& echo yes || exit 1
echo v= ${v
}
exit 0
I have file.sh and input.dat in the current... (3 Replies)
Discussion started by: bananasprite
3 Replies
2. Shell Programming and Scripting
Hey Friends, its me again! :o
I was asked to create a script that would go into our backup directories and delete/purge anything in the directory after a certain amount of days, normally I would be able to write something up that goes to the directory finds it and deletes it.
cd... (12 Replies)
Discussion started by: gkelly1117
12 Replies
3. Shell Programming and Scripting
I had gone through..google search.....and unix user post.......where I found so many ways of accessing files..... suppose if I am having 4 files, each file is having 3 columns, and I want to use each field of each column, then how can I use it.. how can I create array for each file's each column,... (8 Replies)
Discussion started by: Dona Clara
8 Replies
4. Programming
Could someone explain why Python 3.1 errors out below? Do I need an additional module that's not required in 3.2 perhaps? I need to use 3.1 as it's the version available on a server I am using.
Python 3.2.1rc1 (default, May 18 2011, 11:01:17)
on linux2
Type "help", "copyright", "credits"... (0 Replies)
Discussion started by: jelloir
0 Replies
5. Shell Programming and Scripting
Hi all,
I'm very new to UNIX. I have got a coding, where i dont understand the below part. Could someone please explain it in detail?
awk 'NR > 1; NR == 1 { S = $0 } END { print S }' $textfile.bak > $textfile
could someone explain what
awk 'NR > 1; NR == 1 { S = $0 } END { print S }'
... (1 Reply)
Discussion started by: raghulshekar
1 Replies
6. UNIX for Dummies Questions & Answers
Hi all,
I need some urgent help with grep.
I'm simply trying to extract the current date from the syslog file, which is "Oct 6" and then grepping this and output the messages to a new log file.
See the below commands and output, even though the log file is created, it is created with all the... (8 Replies)
Discussion started by: wthomas
8 Replies
7. Solaris
hi this is the output of showrev command from my sun blade 150 machine.
bash-3.00# showrev
Hostname: u15_9
Hostid: 83685284
Release: 5.10
Kernel architecture: sun4u
Application architecture: sparc
Hardware provider: Sun_Microsystems
Domain: sun.com
Kernel version: SunOS 5.10... (1 Reply)
Discussion started by: kingston
1 Replies
8. UNIX for Dummies Questions & Answers
Hello!
I want to read a file line by line and have each line in a variable. I have found the following code.
#!/bin/bash
exec 3< data
while read <&3
do echo "The number is $REPLY"
a.out "$REPLY"
done
exec 3>&-
I don't understand the use of exec and its arguments, though having read... (3 Replies)
Discussion started by: myle
3 Replies
9. UNIX for Dummies Questions & Answers
Hello:
I'm a very newbee at UNIX/AIX.
What i want to do is to tail a file from the bottom until a certain string is found and write all the lines after the found string to another file.
I've tried out a lot of combination with tail and grep but doesn't find the good one.
Could someone help... (4 Replies)
Discussion started by: Felix2511
4 Replies
10. Shell Programming and Scripting
Hi,
Could you please explain me the below statement -- phrase wise.
sed -e :a -e '$q;N;'$cnt',$D;ba' abc.txt > xyz.txt
if suppose $cnt contains value: 10
it copies last 9 lines of abc.txt to xyz.txt
why it is copying last 9 rather than 10.
and also what is ba and $D over there in... (4 Replies)
Discussion started by: subbukns
4 Replies