Sponsored Content
Full Discussion: Perl syntax
Top Forums UNIX for Dummies Questions & Answers Perl syntax Post 302885797 by Corona688 on Tuesday 28th of January 2014 12:22:35 PM
Old 01-28-2014
The second is safer, in case one of your variables has spaces in it, but you have an extra space in there which will mess it up.

Code:
system("Detector -lib  \"$source/version2/files/imread.txt\" -nolow -no_is -parallel $processorCount -dir $resultDirectory $coFile");

This User Gave Thanks to Corona688 For This Post:
 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Perl command syntax for C:\dir

Hi Everyone, Perl command syntax that would display my ... C:\dir .... Regards, asabzevari (1 Reply)
Discussion started by: asabzevari
1 Replies

2. UNIX for Advanced & Expert Users

perl explain syntax !!!

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)
Discussion started by: zedex
2 Replies

3. Shell Programming and Scripting

perl version for syntax errors

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)
Discussion started by: bigben1220
13 Replies

4. Shell Programming and Scripting

perl syntax help

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)
Discussion started by: livewire06
6 Replies

5. Shell Programming and Scripting

PERL Syntax Errors

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)
Discussion started by: nurani
2 Replies

6. Shell Programming and Scripting

Perl syntax that I don't understand.

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)
Discussion started by: mrwatkin
4 Replies

7. Programming

Syntax error in perl program.

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)
Discussion started by: veerubiji
1 Replies

8. Programming

Perl syntax question

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)
Discussion started by: duskos
3 Replies

9. Shell Programming and Scripting

Perl syntax

I'm a newbie to perl scripting. Can someone please explain the syntax below. Specifically what does -> and => do? $tz->site( => $site); (10 Replies)
Discussion started by: scj2012
10 Replies

10. Shell Programming and Scripting

A Perl Syntax Question.

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
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)
All times are GMT -4. The time now is 07:58 PM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy