What's the reason behind having -n option for mv command?
Sorry for a question that may seem dumb but learning UNIX basics I still can not grasp benefits of using
I can understand the need for
when you get a copy with contents untouched but the former baffles me.
I know that this about preventing from overwriting a target file with contents of a source file (not in opposite order, right?) but why rename at all if you don't want to annihilate the target file? What's the point?
Would be glad to feel enlightened on the subject.
Last edited by scrutinizerix; 02-29-2016 at 02:03 PM..
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Thanks (4 Replies)
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Hi,
what is the meaning of -n option before the grep command ?
grep command searches for the specified string in the file tmp_crontab.txt
but what does -n mean ?
With Regards (1 Reply)
Hi Friends,
I could see following oracle process in the glance command. i see nothing running in the database although. I tried google it but no success. Another team ,which needs all the processes on the server is complaining. Can someone help me what exactly are these sessions/ how to ... (1 Reply)
I am just learning shell scripting and already I found out I have the bad habit of thinking that it is similar to php or c.
I learned some basics and now encountered this problem:
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Sat Oct 10 09:08:34 CEST 2009
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Dear all,
I want to execute fsck command,can i execute fsck command without any option
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Thanks and Regards
Monoj Das (1 Reply)
Hi folks,
I totally dislike asking questions in forums but this one eats up to much of my time I need to spend on other topics.
I have a shell-script in which I call a terminal.
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Discussion started by: bluntroller
7 Replies
LEARN ABOUT CENTOS
sepolicy-communicate
sepolicy-communicate(8)sepolicy-communicate(8)NAME
sepolicy-communicate - Generate a report showing if two SELinux Policy Domains can communicate
SYNOPSIS
sepolicy communicate [-h] -s SOURCE -t TARGET [-c TCLASS] [-S SOURCEACCESS] [-T TARGETACCESS]
DESCRIPTION
Use sepolicy communicate to examine SELinux Policy to if a source SELinux Domain can communicate with a target SELinux Domain. The default
command looks to see if there are any file types that the source domain can write, which the target domain can read.
OPTIONS -c, --class
Specify the SELinux class which the source domain will attempt to communicate with the target domain. (Default file)
-h, --help
Display help message
-s, --source
Specify the source SELinux domain type.
-S, --sourceaccess
Specify the list of accesses used by the source SELinux domain type to communicate with the target domain. Default Open, Write.
-t, --target
Specify the target SELinux domain type.
-T, --targetaccess
Specify the list of accesses used by the target SELinux domain type to receive communications from the source domain. Default Open,
Read.
AUTHOR
This man page was written by Daniel Walsh <dwalsh@redhat.com>
SEE ALSO sepolicy(8), selinux(8)
20121005 sepolicy-communicate(8)