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Top Forums Shell Programming and Scripting Reading colums from a text file Post 302895437 by balajesuri on Monday 31st of March 2014 09:15:33 PM
Old 03-31-2014
Print the fields in reverse:
Code:
[user@host ~]$ cat file
a b c d
a b c d
a b c d
a b c d
[user@host ~]$ awk '{for (i=NF;i>=1;i--){printf "%s ",$i} {print""}}' file
d c b a
d c b a
d c b a
d c b a
[user@host ~]$

 

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innetgr(1)							   NSS utilities							innetgr(1)

NAME
innetgr - Check netgroup membership SYNTAX
innetgr [-d domain] [-h host] [-u user] [-v] <netgroup> DESCRIPTION
innetgr checks if the specified user, host or domain is a member of the given netgroup. The program does not produce any output unless the verbose ( -v ) flag is given. The exit status is 0 if the user/host/doman combination is a member of the given netgroup. Exit status is 1 if the combination is not found in the group, and 2 if one of the arguments are invalid. OPTIONS
--domain <domain> | -d <domain> Search in the given domain. --host <host name> | -h <host name> Search for the given host name. --user <user name> | -u <user name> Search for the given user name. --verbose | -v Enable verbose mode --version | -V Show version information. EXAMPLES
To check if the current host is listed in the netgroup allhosts, use this command line: if innetgr -h `uname -n` allhosts ; then echo "Found"; fi CONFORMING TO
A innetgr program first appeared in NetBSD 1.4. AUTHORS
Petter Reinholdtsen <pere@hungry.com> SEE ALSO
getent(1) netgroup(1) innetgr(3) netgroup(5) nsswitch.conf(5) Petter Reinholdtsen 0.7 innetgr(1)
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