Correct. In such case
is still better than a loop.
Yep, as i said : i post it just as an example. So he is then free to adapt to his needs : add many command into the loop, break line into field stored in variables and so on... stuff that cannot be achieve easily with xargs.
But you are true that in this simple case, xargs is a better way (by the way, i never pretend the contrary)
Hi
I was wondering if anyone knew the answer to this question?
I am trying to find a way of executing a command if a certain file is created in the same directory.
One way I thought about doing this was to create a FORTRAN program that continually searches for this file. If the file... (8 Replies)
Hey all,
How do I execute a file at startup automatically.
From what I've read is that I need to put it into my .bashrc file. I'm not sure where to go from there. Can I just type commands into that and they'll run next time I restart my server?
Right now I have added these lines:
cd... (2 Replies)
Hello,
I've been trying to run 'ls -1R | wc -l' inside of sub directories to in order to determine how big each folder is.
find . -maxdepth 1 -type d | while read folder
do
cd "$folder" &&
echo "$folder has $(ls -1R | wc -l) files" &&
cd ..
done
or
for... (3 Replies)
Basically what i'm trying to do is execute an update command and at the same time have the system do a TCPdump to file for that update traffic.
So I would like to connect the two commands so that the tcpdump terminates automatically when the update finishes/fails/whatever.
Right now I have... (0 Replies)
Hi,
I am executing below script
s1=`pwd`
s2=/space
if
then
echo "done"
else
echo "mistake"
cd /tmp
fi
I am not able to migrate to /tmp directory if the condition is not true.However mistake is being printed.Means cd command is not working here.All other commands except cd are... (3 Replies)
Hi All,
I am trying to execute a command using ssh as below.
ssh user123@servername "which ctmcontb"
It is gving the error as below
no ctmcontb in /usr/bin /usr/sbin /opt/sysadm/bin
Not sure from where the PATH is getting picked up.
But When I login direclty to the server I am... (5 Replies)
Hello Guys,
I am studying RBAC. So I create a role called sysadm and gave it the "shutdown" profile.
Now when I switch to that role, and execute the shutdown command
$ shutdown -y -g0 -i5
The system responds with :
shutdown: not found
Can anyone help me with this please?... (1 Reply)
Hi,
I have this command in a shell script and I can get it to echo ok, but when I try to execute the command I get a "file not found" error. Which is strange because, if I copy and paste the same command at the cli it works ok.
What am I doing wrong please? (16 Replies)
Hi All,
I am trying to create a shell script which runs on my linux machine.
The requirement is so that,
ade createview xyz -> this steps creates a view
ade useview xyz -> we are entering inside the view
ade begintrans -> begin a transaction
My script has following code :
lets say... (2 Replies)
I'm running CentOS 6.8 and use bash. I would like a warning to appear to the user who runs the command "service httpd restart"
E.g.
# service httpd restart
are you sure y/n
n
#
(or if y, the command executes).
I looked into it a little but am not sure of the best approach. Aliases I ... (1 Reply)