hi all
i was going through some perl code i came across this line and i am not getting what is exactly going on ..
$$this{localtion} = GetName->GetVarName("EXE_DIR") ;
what is the red part doing in above code (2 Replies)
All,
Does it matter what perl verios your running when you get syntax errors?
on version 5.6.1 the code works fine, but on 5.8.0 the code gets errors?
#!/usr/bin/perl
#use strict;
#use warnings;
my $mess = 'messages';
my $mess1 = 'messages.1';
my $mess2 = 'messages.2';
my... (13 Replies)
Im new at scripting and im trying to write a script using perl that will make sure there are 2 command line integer arguments and then check if the 2nd argument is greater than the first. i believe im close but still receive my error message even when i have 2 arguments and the second part gives me... (6 Replies)
Hi,
I am a newbie to PERL and working on a script. When running it I get a lot of compilation errors.
The actual command in the program (which is within a case structure) is given below
# This gives the actual count of inquires from a log file (It works fine when I type this on the... (2 Replies)
I'm just trying to confirm that I understand someone's code correctly.
If someone has code that says:
$foo ||= mysub();
I'm assuming that it means if $foo is nothing or undef, then assign it some value via mysub(). If I'm wrong on this, please let me know.
Also, what's the difference... (4 Replies)
Hi,
i am running this code but i am getting syntax error
#!/usr/bin/perl
use warnings;
use strict;
use XML::LibXML;
use XML::LibXML::Reader;
use Data::Dumper;
my $file;
open( $file, 'DTC_Specification_transformed.xml');
my $reader = XML::LibXML::Reader->new( IO => $file ) or die... (1 Reply)
Hallo everybody,
I have a following problem - I'm doing a map funciont to fill in a HTML table and I want to use some radiobutton groups. Unfortunatelly, they are grouped by names, so I have to add some "counter" that will divide one row from another, and I'm using CGI.pm for generating the... (3 Replies)
Greetings!
Here's what I believe is a "simple one" for the community tonight ;)
What I'm trying to do is assign a "true/false" value to a variable depending upon whether a named process (some-process) exists; and then test for this value in the succeeding logic. I banged my head against the... (2 Replies)
Discussion started by: LinQ
2 Replies
LEARN ABOUT DEBIAN
parallel-slurp
PARALLEL-SLURP(1)PARALLEL-SLURP(1)NAME
parallel-slurp - copy files from listed hosts
SYNOPSIS
parallel-slurp [OPTIONS] -h hosts.txt -L destdir remote local
DESCRIPTION
pssh provides a number of commands for executing against a group of computers, using SSH. It's most useful for operating on clusters of
homogenously-configured hosts.
parallel-slurp gathers specified files from hosts you listed.
OPTIONS -r --recursive
recusively copy directories (OPTIONAL)
-L --localdir
output directory for remote file copies
-h --hosts
hosts file (each line "host[:port] [user]")
-l --user
username (OPTIONAL)
-p --par
max number of parallel threads (OPTIONAL)
-o --outdir
output directory for stdout files (OPTIONAL)
-e --errdir
output directory for stderr files (OPTIONAL)
-t --timeout
timeout (secs) (-1 = no timeout) per host (OPTIONAL)
-O --options
SSH options (OPTIONAL)
-v --verbose
turn on warning and diagnostic messages (OPTIONAL)
EXAMPLE
An example to copy /home/irb2/foo.txt from each host. Files gathered will be stored in /tmp/outdir/hostname/foo.txt.
# prallel-slurp -h hosts.txt -L /tmp/outdir -l irb2
/home/irb2/foo.txt foo.txt
ENVIRONMENT
All four programs take similar sets of options. All of these options can be set using the following environment variables:
o PSSH_HOSTS
o PSSH_USER
o PSSH_PAR
o PSSH_OUTDIR
o PSSH_VERBOSE
o PSSH_OPTIONS
SEE ALSO parallel-ssh(1), parallel-scp(1), parallel-nuke(1), parallel-rsync(1), ssh(1)AUTHOR
Brent N. Chun <bnc@theether.org>
COPYING
Copyright: 2003, 2004, 2005, 2006, 2007 Brent N. Chun
NOTES
1. bnc@theether.org
mailto:bnc@theether.org
03/30/2009 PARALLEL-SLURP(1)