So in my shell i execute:
{ while true; do echo string; sleep 1; done } | read line This waits one second and returns.
But
{ while true; do /bin/echo string; sleep 1; done } | read line continues to run, and doesn't stop until i kill it explicitly.
I have tried this in bash as well as zsh,... (2 Replies)
Bit of a weird one i suppose, i want to use an echo inside an echo... For example...
i have a script that i want to use to take users input and create another script. Inside this script it creates it also needs to use echos...
echo "echo "hello"" >$file
echo "echo "goodbye"" >$file
... (3 Replies)
Hello,
I got a Qstion. Im posting to a phpbb forum with bash and curl.. i have a text file with the following tags that i post to the forum:
$var1
$var2
$var3
How can i with sed or awk put var content from shell script between the ... in the... (7 Replies)
When i use the command to check the preview of the filesets to be installed using CLI
# When using this commad 'm able to see all Preview view of the filesets to be installed
installp -apgX -d "." all
# When I redirected the same output to a file 'm able to see only half the details... (1 Reply)
echo `echo ` doesn't echoes anything. And it's logic. But
echo `echo `echo ` ` does echoes "echo". What's the logic of it? the `echo `echo ` inside of the whole (first) echo, echoes nothing, so the first echo have to echo nothing but echoes "echo"
(too much echoing :P):o (2 Replies)
# echo 'export HISTFILE=/var/log/history/history_$(uname -n)_$(date +%Y:%b:%d:%H:%M)_$(who am i | awk '{print \$1}')' >> new_file
#
# cat new_file
export HISTFILE=/var/log/history/history_$(uname -n)_$(date +%Y:%b:%d:%H:%M)_$(who am i | awk {print $1})
#
Now how to echo the quotes around the... (2 Replies)
I am in the process of developing a perl cgi page.
I had succeeded in developing the page but there are few errors/issues with the page.
description about cgi page:
My CGI page retrieves all the file names from an directory and displays the files in drop down menu for downloading the... (5 Replies)
I have a small script that works well but when I am putting pipes at the end of the echo command, output is getting weird.
My script it below:
sed '1d' CONTROL_TOTALS_*.txt | while read eachline
do
tblnm=`echo $eachline | cut -d'_' -f3`
if
then stg_tblnm='PROVIDER_CONTRACT'
elif
then... (6 Replies)
Discussion started by: svks1985
6 Replies
LEARN ABOUT DEBIAN
pvremove
PVREMOVE(8) System Manager's Manual PVREMOVE(8)NAME
pvremove - remove a physical volume
SYNOPSIS
pvremove [-d|--debug] [-h|--help] [-t|--test] [-v|--verbose] [--version] [-f[f]|--force [--force]] [-y|--yes] PhysicalVolume [PhysicalVol-
ume...]
DESCRIPTION
pvremove wipes the label on a device so that LVM will no longer recognise it as a physical volume.
OPTIONS
See lvm(8) for common options.
-ff, --force --force
Force the removal of a physical volume belonging to an existing volume group. Normally vgreduce(8) should be used instead of this
command. You cannot remove a physical volume which in use by some active logical volume.
-y, --yes
Answer yes to all questions.
SEE ALSO lvm(8), pvcreate(8), pvdisplay(8), vgreduce(8)Sistina Software UK LVM TOOLS 2.02.95(2) (2012-03-06) PVREMOVE(8)