I work in Ubuntu 16.04, I am new to Bash and something is wrong with my script, please help.
I have a few hundreds of subjects data (like subj003.nii.gz, subj012.nii.gz etc. up to subj567.nii.gz) in a directory /usr/afewmoredirectories/subjects.
I may run for each subject a command like
which runs without error.
Instead I try to automatize the process. So I create two files:
In the list.txt I have a column of all the subject id (like subj003, subj012 etc. up to subj567)
In the doit.sh I have 2 lines:
Then I execute in the root terminal
and something is wrong because instead of running the commands the output is:
Could you please explain me what I is wrong?
Hi,
Kindly help me to understand the behavior or logic of the below shell command
$ echo $!#
echo $echo $
$
$ echo !$#
echo $#
0
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The following is a transcript of my session, I am using egrep but have also used grep -E. The directory names have been changed for security:
$pwd
/dir1/dir2/dir3/dir4
$echo 000000 |egrep -v
$echo $?
1
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