10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
Hi All,
I am new to shell scripting. I have a requirement as part of my job to find out null/empty values in column 2 and column 3 from a CSV file and exit the further execution of script by displaying a simple error message.
I have developed a script to do this by reading various articles... (7 Replies)
Discussion started by: tpk
7 Replies
2. UNIX for Dummies Questions & Answers
Hello.
When I run a .ksh that contains the command below, and there is no file available in the source location the "FILE_NAME_*.CSV not found" error is still being displayed.
FILEN=$(ssh ${SOURCE_SERV} "cd ${SOURCE_LOCATION} ;ls ${FILES}") 2> /dev/null.
This is interfering with the rest... (4 Replies)
Discussion started by: jimbojames
4 Replies
3. Shell Programming and Scripting
I apologize if this question has been answered else where or is too elementary.
I ran across a KSH script (long unimportant story) that does this:
if ; then
CAS_SRC_LOG="/var/log/cas_src.log 2>&1"
else
CAS_SRC_LOG="/dev/null 2>&1"
fithen does this:
/usr/bin/echo "heartbeat:... (5 Replies)
Discussion started by: jbmorrisonjr
5 Replies
4. HP-UX
Hi Guru's,
I am trying to test the network speed or load by this command.
but getting error " Not Connected ". Could you guys please help.
ftp> put "|dd if=/dev/zero bs=8k count=1000000" /dev/null
Not connected.
Please use
code tags! (9 Replies)
Discussion started by: sris.sun
9 Replies
5. Shell Programming and Scripting
I want to be able to get all the directories in a path into a variable array, BUT if there ARE NO directories I want the Variable to be NULL and not echo any error message!
If there ARE directories, this will get the list of the directories whose name begins with the string "20":... (6 Replies)
Discussion started by: pgorbas
6 Replies
6. UNIX for Dummies Questions & Answers
How are these two different? They both prevent output and error from being displayed. I don't see the use of the "&"
echo "hello" > /dev/null 2>&1
echo "hello" > /dev/null 2>1 (3 Replies)
Discussion started by: glev2005
3 Replies
7. Shell Programming and Scripting
Hello,
I'm trying to send the error output of a 'cat' operation to /dev/null like this:
cat /dirA/dirB/temp*.log > /dirA/dirB/final.log 2>/dev/null
This works perfectly in a terminal, but not when placed in a script.
If there are no files matching temp*.log the script outputs an error... (7 Replies)
Discussion started by: Nils88
7 Replies
8. Solaris
Hi, Anyone can help
My solaris 8 system has the following
/dev/null , /dev/tty and /dev/console
All permission are lrwxrwxrwx
Can this be change to a non-world write ??
any impact ?? (12 Replies)
Discussion started by: civic2005
12 Replies
9. UNIX for Dummies Questions & Answers
Hi all,
I'm trying to run this command in a script:
utenti_conn=`ssh $MYUSER@$MYTRAP01IP sudo cat /opt/accenture/trapwriter/data/TMDVOD\-1\-\`date \+\%Y\%m\%d\`\* /opt/accenture/trapwriter/data/TMDBTV\-1\-\`date \+\%Y\%m\%d\`\*|awk -F'|' '{print $7}'|sort |uniq|wc -l`
and in output I... (1 Reply)
Discussion started by: idro
1 Replies
10. Shell Programming and Scripting
Hi,
I have a script as follows:
#!/bin/sh
nohup ./my_program >& /dev/null &
However, i get a "Generated or received a file descriptor number that is not valid" whenever I run it.
running the command up in prompt is ok though.
if i change the first line to #!/bin/csh
i get a then:... (4 Replies)
Discussion started by: mochi
4 Replies