> "JP" == Jeff Peng writes:
"return" statement with explicit "undef" at line 185, column 9.
See page 199 of PBP. (Severity: 5)
JP> I got the cpan test report, it pointed out the one above.
JP> Is "return undef" not to be encouraged in current Perl?
this has been debated i
Jeff Peng wrote:
"return" statement with explicit "undef" at line 185, column 9. See page 199
of PBP. (Severity: 5)
I got the cpan test report, it pointed out the one above.
Is "return undef" not to be encouraged in current Perl?
Only if you want to explicitly return a single scalar value
>>> "return" statement with explicit "undef" at line 185, column 9. See page
>>> 199 of PBP. (Severity: 5)
I got the cpan test report, it pointed out the one above.
Is "return undef" not to be encouraged in current Perl?
Thanks.
--
Jeff Peng
Email: jeffp...@netzero.net
Skype: compuperson
--
> "Steve" == Steve Bertrand writes:
Steve> Also, quite a few years ago, I found "Learning Perl Ojbects, References
Steve> and Modules" by Randal Schwartz to be quite a good primer and well worth
Steve> the money.
The new title of that ("new" being relative here, as in for the past 4 years)
i
Thank you for your comment, Shlomi.
> 1. There's no such thing as IOScalar. Maybe you mean writing to an in-memory
> buffer.
Yes, in-memory buffer. That's what I meant.
> 2. Don't use threads in Perl. They cause too many problems.
Is there any workaround? to make multi-thread script without 'us
On Wednesday 24 Mar 2010 14:42:32 Pry, Jeffrey wrote:
> Damon,
>
> Thanks for such a quick reply. I recently started an internship and am
> seeing how learning Perl would be a valuable part of my toolset. I am new
> to OOP (having had some previous Java training) and would like to start
> out on t
Thanks a lot Shlomi and Thomas.
I will try with these methods.
On Tue, Mar 23, 2010 at 7:13 PM, Shlomi Fish wrote:
> Hi Sheela,
>
> On Tuesday 23 Mar 2010 15:06:24 sheela b wrote:
> > Hi All,
> >
> > How to delete last 10 lines of a file using Perl one liner?
> >
> > I used the following one l
Damon,
Thanks for such a quick reply. I recently started an internship and am seeing
how learning Perl would be a valuable part of my toolset. I am new to OOP
(having had some previous Java training) and would like to start out on the
right track. I understand the whole dog is a animal and a ca
On 2010.03.24 08:09, Pry, Jeffrey wrote:
> Hey,
>
> Does anyone know of good resource to learn object oriented Perl? Also, can
> Perl be considered truly object oriented?
perldoc perlobj
Also, quite a few years ago, I found "Learning Perl Ojbects, References
and Modules" by Randal Schwartz to b
On Wednesday 24 Mar 2010 14:09:19 Pry, Jeffrey wrote:
> Hey,
>
> Does anyone know of good resource to learn object oriented Perl?
Yes, see the resources at:
http://perl-begin.org/topics/object-oriented/
In addition, there's also this:
http://en.wikibooks.org/wiki/Programming_with_Moose
> Als
Hey,
Does anyone know of good resource to learn object oriented Perl? Also, can Perl
be considered truly object oriented?
Thanks,
Jeffrey
IMPORTANT: The information contained in this email and/or its attachments is
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Thanks for your help, shlomi.
> 1. There's no such thing as IOScalar. Maybe you mean writing to an in-memory
> buffer.
Yes, in-memory buffer. That's what I meant.
> 2. Don't use threads in Perl. They cause too many problems.
Is there any workaround? to make multi-thread script without 'use thre
Bruce Ferrell wrote:
if ( ! defined $username || ! $username =~ /[0-9]{10,11}/ ) {
do something;
} else {
do something else;
}
if ( $username and $username =~ /\A[0-9]{10,11}\z/ ) {
...;
}
else {
die;
}
--
Ruud
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On 24 March 2010 00:56, Eric Veith1 wrote:
> Sam wrote on 03/23/2010 11:18:11 PM:
>> Could you use a file of random data? You can create one of those really
>> easy: dd if=/dev/urandom of=ranfile bs=
>
> Theoretically, yes, of course I could just try to create an arbitrary
> sized file from /
Bruce Ferrell wrote:
> if ( ! defined $username || ! $username =~ /[0-9]{10,11}/ ) {
>
> do something;
>
> } else {
>
> do something else;
>
> }
>
> what that's supposed to do is this:
> if it's blank or not 10 or 11 digits...
>
> The question is where is my understanding faulty or did I me
On 24/03/10 00:13 -0700, Bruce Ferrell wrote:
if ( ! defined $username || ! $username =~ /[0-9]{10,11}/ ) {
do something;
} else {
do something else;
}
what that's supposed to do is this:
if it's blank or not 10 or 11 digits...
The question is where is my understanding faulty or did I mess
if ( ! defined $username || ! $username =~ /[0-9]{10,11}/ ) {
do something;
} else {
do something else;
}
what that's supposed to do is this:
if it's blank or not 10 or 11 digits...
The question is where is my understanding faulty or did I mess up.
Thanks in advance
Bruce
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