Webmaster Forum / Perl / Getting Started / May 2009

I am using regular expressions to alter a text file. Where my original file has three spaces to start a paragraph, I want to replace each instance of three spaces with a bracketed paragraph number, with a counter for paragraph numbers,  <pgf 1>, <pgf 2>, <pgf 3> etc.  The PERL ...

Let's say I have a bunch of lines of data in an array, @a:
 car    72
 car    55
 truck    31

Kindly provide a list of perl functions that work on LINUX but not on
windows. Also provide the list of functions that behave differently on
Windows & LINUX. This not project requirement. I just want to explore the
functions on LINUX. So far I have been using ActiveState Perl on ...

I came across this statement about 'range' operators somewhere.
There is very little difference between $x..$y and $x...$y, and if the
second operand is a constant then they are identical.
What is the difference? Kindly explain with example.

Kindly look at the code below:
use warnings;
use strict;
opendir(DIR, "D:\\test") || die "can't opendir:  $!";

List,
I've been working on a method to parse a PDF or TXT document and
output the results to XML over at Experts Exchange.
http://www.experts-exchange.com/Programming/Languages/Scripting/Perl/Q_24439630.html

Hi, perl peeps,
Does anybody know of a good intermediate or maybe even advanced  
general perl list I could subscribe to?
Thanks,

Perldoc for $| is as below:
1. If set to nonzero, forces a flush right away and after every write or
print on the currently selected output channel. Default is 0 (regardless of
whether the channel is really buffered by the system or not; $| tells you

How can I suppress the first "Use of uninitialized value in pattern
match (m//)" warning message.   code and output are below.
---- code ----
# cat ./fix_archive.pl

Is there any method to append a row to an existing Excel file? Can I do it
using the Spreadsheet::WriteExcel module?
Looking forward to hear from you.
Regards,

I have a large datafile that I am trying to read into a postgresql  
database. I think I have the db_connect stuff down, but I'm fighting  
with the part that reads the file to be processed. The file contains a  
repeating structure of header lines like this:

Hi, All:
I want to parse data from a HTML page, data like:
<tr >
            <td valign="top">

i've created a module, part of which creates the beginning of a web
page.  the module overall works fine.  the sub in question even works
fine, except for one point.  here's the sub in the module:
sub html_start

I have to run an external program but the program does not termination on some conditions, e.g, ping, will not exit unless you specify -c or some other circumstances.
Now I what I want to do is:
my @array;
die "Cannot fork myprog" unless (defined my $pid = fork)

Kindly look at the code below:
use warnings;
use strict;
$_ = 'Welcome to openSUSE 11.0 (X86-64) - Kernel \r (\l).';