Good idea, but i'm not wanting to really output to a file thats all..
Just to give you an idea of exactly what im trying to do, is i'm trying to write a script to check if a user has logged in multiple times. If found, is then checked and matched with a text file of usernames who are not allowed to have multiple logins.
So far:
Obviously the problem here is that it doesnt check the currently logged in users, which would be from the cut command mentioned earlier. I guess i'm just having trouble joining those two things up, or am i going about it the wrong way?
Hi,
Suppose I have a programme called Menu. This menu has various choices as we would expect from a Menu.
Now Can you Please help me as I want the details of the Users to be registered to some file , Whoever has entered this particular Program . Basically to see the username and the time that... (2 Replies)
Im "supporting" at least 2500 HP-UX workstations with CAD-related software with the B.11.11 build. I cant say anymore than that because of my companys sligtly paranoid security policy .
The last few days a new problem has arised from nowhere.
The problem is that users gets logged off when the... (5 Replies)
Discussion started by: Laoinjo
5 Replies
4. Post Here to Contact Site Administrators and Moderators
I have searched the forums but have not mangaed to quite find what im looking for. I have used to /etc/passwd command to present me a list of all users the who command to present all users currently logged on, but what i want to know is what command can i use to display users that are registered... (12 Replies)
How can I get the list of logged in users in the system programmatically?
I can get the list with 'who' or 'users' commands but I need to get the list programmatically...
May someone help, please?
Thanks in advance. (2 Replies)
How do I find this out? I have a feeling its a simple command such as who, but I just don't know what it is. I've had a search on here but either I can't put it into the right search criteria or there isn't a topic on it.
Thanks.
EDIT: Delete this thread, as I posted it I noticed the... (0 Replies)
I have 2 systems. (1) RHEL5 and (2) winXP pro
from xpPRO putty i ssh into rhel5 : user root
from xpPRO i ftp into rhel5 : user abc123
when i run #uptime it only shows 1 user
when i do #ps -u abc123 : it shows vsftpd deamon PID
is there a command that can be used to show all currently... (4 Replies)
Hi,
How to find the users who did not login into a UNIX box (thru ssh/ftp or any other way) for last 90 days?
I think of using "finger" or "last" command to findout each user's last login and then find number of days between today and that day. Is there any other better way or anyone prepared... (1 Reply)
So I'm trying to write a single line command So I have to use last first in this command and I've figured out the format my professor wants it in, something like thislast | cut -d' ' -f1,15 | sort > check | uniq -c.... and I never can get it right, when I just last command I get something... (2 Replies)
Discussion started by: DoubleAlpha
2 Replies
LEARN ABOUT REDHAT
cut
CUT(1) FSF CUT(1)NAME
cut - remove sections from each line of files
SYNOPSIS
cut [OPTION]... [FILE]...
DESCRIPTION
Print selected parts of lines from each FILE to standard output.
Mandatory arguments to long options are mandatory for short options too.
-b, --bytes=LIST
output only these bytes
-c, --characters=LIST
output only these characters
-d, --delimiter=DELIM
use DELIM instead of TAB for field delimiter
-f, --fields=LIST
output only these fields; also print any line that contains no delimiter character, unless the -s option is specified
-n with -b: don't split multibyte characters
-s, --only-delimited
do not print lines not containing delimiters
--output-delimiter=STRING
use STRING as the output delimiter the default is to use the input delimiter
--help display this help and exit
--version
output version information and exit
Use one, and only one of -b, -c or -f. Each LIST is made up of one range, or many ranges separated by commas. Each range is one of:
N N'th byte, character or field, counted from 1
N- from N'th byte, character or field, to end of line
N-M from N'th to M'th (included) byte, character or field
-M from first to M'th (included) byte, character or field
With no FILE, or when FILE is -, read standard input.
AUTHOR
Written by David Ihnat, David MacKenzie, and Jim Meyering.
REPORTING BUGS
Report bugs to <bug-coreutils@gnu.org>.
COPYRIGHT
Copyright (C) 2002 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICU-
LAR PURPOSE.
SEE ALSO
The full documentation for cut is maintained as a Texinfo manual. If the info and cut programs are properly installed at your site, the
command
info cut
should give you access to the complete manual.
cut (coreutils) 4.5.3 February 2003 CUT(1)