10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi,
I was trying out a new way to parse multiple lines from a variable. I liked the "while read" method, so I used echo to pipe the variable into the while loop, the basic structure looking like:
echo $var | while read nextline
do
a=blah
done
echo $a # it is empty!
I... (8 Replies)
Discussion started by: ajhlinuxuser
8 Replies
2. Shell Programming and Scripting
Hi,
I would like use the output of my cut command as a variable in my following awk command. Here's what I've written.
cut -f1 info.txt | awk -v i=xargs -F'' '{if($6 == $i) print $20}' summary.txt
Where obviously the 'xargs' doesn't do what I want. How can I pass my cut result to my awk... (3 Replies)
Discussion started by: heyooo
3 Replies
3. UNIX for Dummies Questions & Answers
works fine.
echo "Deleting CHOPOne Coreaccess from LAUA..."
$ORACLE_HOME/bin/sqlplus username/password@servername << !
delete from usergrpdtl where username='acker';
commit;
!
but not working with "if statement" even $TMPDIR/adlogin.log exists and greater than 0.
if
then
... (9 Replies)
Discussion started by: lawsongeek
9 Replies
4. Shell Programming and Scripting
I am trying to execute a piped combination of shell commands inside a perl program.
However, it is not working as desired.
This is my program, i am trying to print only filenames from the output of ls -l
$ cat list_test
#!/usr/bin/perl -w
use strict;
my $count=0;
my @list=`ls -l|awk... (4 Replies)
Discussion started by: sam05121988
4 Replies
5. UNIX for Dummies Questions & Answers
I can't get this to work. Running a single command works fine:
find . -name "*.dat" -exec wc -l '{}' \;
gives me the file name and number of lines in each .dat file in the directory.
But what if I want to pipe commands, e.g. to grep something and get the number of lines with that pattern... (3 Replies)
Discussion started by: DJR
3 Replies
6. UNIX for Dummies Questions & Answers
Hi,
I am not able to run below command on linux, it however works on solaris. If anyone knows the reason and a solution for it can you please let me know ?
Linux
-----
$> ksh 'echo hi'
ksh: echo hi: No such file or directory
$> which ksh
/usr/bin/ksh
Solaris
------
$> ksh 'echo... (2 Replies)
Discussion started by: krishnaux
2 Replies
7. UNIX for Advanced & Expert Users
Are there any documents available for checking the execution time taken by ksh commands?
My requirement is to fine tune a set of shell scripts having lot of "echos" and "date"s.
Is there a better replacement for the below code?.
echo "ABC process started on `date`"
some code..
echo... (12 Replies)
Discussion started by: engineer
12 Replies
8. UNIX for Dummies Questions & Answers
I am trying to get various portions of strings in my script, but am getting a substitution error. I followed the syntax that was described when I goggled this, but I can't get anything to work.
#! /bin/ksh/
hello="adklafk;afak"
#hello=${hello:3}
hello=${$hello:3}
happy="hey"
echo... (1 Reply)
Discussion started by: anderssl
1 Replies
9. Shell Programming and Scripting
I have a few scripts that i would like to make into GUI's. Are there scripting commands to make GUI's if so where can i get the list of commands and what they do or if anyone has an example of it. Anything will help, thanks (1 Reply)
Discussion started by: daltonkf
1 Replies
10. Shell Programming and Scripting
This is what I tried:
vara=${varb}_count
(( vara += 1 ))
Thanks for help (4 Replies)
Discussion started by: pa3be
4 Replies