lacking a UNIX machine (got a day off) i fired up cygwin and tried:
It seems that "\|" is matching the NULL-regexp, whereas "|" is matching a single pipe character as expected. I have no idea, why this is the case, but will investigate further.
Hi there,
first of all, here is my conf of a uname -a
Linux SAMBA 2.4.18-4GB #1 Wed Mar 27 13:57:05 UTC 2002 i686 unknown
on a fedora machine.
Here is my problem: every once in a while, the line containing root disappears in the /etc/passwd, disabling all logging on my server. Any one have... (0 Replies)
Can some-one give me a view to this :
I have a directory in an unix server, having permissions r-xr-xr-x .This directory is basically a source directory.
Now there is another directory basically the destination directory which has all the permissions.
Note:I log in as not the owner,but user... (5 Replies)
As you are probably aware, $# indicates the number of parameters passed into a korn shell script. But this appears to hang around for
sunsequent runs...????
A simple script:-
#!/usr/bin/ksh
echo "#parameters $#"
echo "\$1 $1"
echo "\$2 $2"
I run the script with 0 parameters (all fine)
#... (7 Replies)
Hi all,
I want to do a very simple thing with sed. I want to print out the line number of a disk I have defined in /etc/exports, so I do:
It's all good, but here's the problem. When I define md0 in a variable, I get nothing from sed:
Why is that? can anybody please help?
Thanks (2 Replies)
Hi All,
I got a strange problem here. I have a perl script which is fetching data from a database table and writing a file with that data.
If i run that script from linux command line, the file it creates is a normal ascii text file without any binary character in it.But... (9 Replies)
Hi all,
I am using HP-UX and I have just noticed that when I log into the network it seems to save the previous windows that were subsequently closed on previous occasions. Does anyone know when I log in, it seems to display these previous windows, e.g. nedit windows open again?
Does... (1 Reply)
Hello,
I was trying to identify lines who has a word of the following pattern "xyyx" (where x, and ys are different characters).
I was trying the following grep -
egrep '(\S)()\2\1'
This pattern do catches the wanted pattern, but it also catches "GGGG" or "CCCC" patterns. I was trying to... (5 Replies)
Hi all,
I'm having this scenario which for the moment I cannot resolve. :(
I wrote a script to make a dump/export of the oracle database. and then put this entry on crontab to be executed daily for example.
The script is like below:
cat /home/oracle/scripts/db_backup.sh
#!/bin/ksh
... (3 Replies)
Discussion started by: enux
3 Replies
LEARN ABOUT SUSE
echo
ECHO(1) User Commands ECHO(1)NAME
echo - display a line of text
SYNOPSIS
echo [SHORT-OPTION]... [STRING]...
echo LONG-OPTION
DESCRIPTION
Echo the STRING(s) to standard output.
-n do not output the trailing newline
-e enable interpretation of backslash escapes
-E disable interpretation of backslash escapes (default)
--help display this help and exit
--version
output version information and exit
If -e is in effect, the following sequences are recognized:
NNN the character whose ASCII code is NNN (octal)
\ backslash
a alert (BEL)
backspace
c produce no further output
f form feed
new line
carriage return
horizontal tab
v vertical tab
NOTE: your shell may have its own version of echo, which usually supersedes the version described here. Please refer to your shell's docu-
mentation for details about the options it supports.
AUTHOR
Written by Brian Fox and Chet Ramey.
REPORTING BUGS
Report echo bugs to bug-coreutils@gnu.org
GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
General help using GNU software: <http://www.gnu.org/gethelp/>
COPYRIGHT
Copyright (C) 2009 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
SEE ALSO
The full documentation for echo is maintained as a Texinfo manual. If the info and echo programs are properly installed at your site, the
command
info coreutils 'echo invocation'
should give you access to the complete manual.
GNU coreutils 7.1 July 2010 ECHO(1)