Alberto Simões (a...@alfarrabio.di.uminho.pt)

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Alberto Simões

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a...@alfarrabio.di.uminho.pt

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62	total
62	in Perl 5 Porters

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1) Alberto Simões Re: Too late for -Co

+1 vote

It worked with 5.8.8 ...

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Nicholas Clark wrote:
> On Tue, Mar 25, 2008 at 09:33:28PM +0000, Alberto Simes wrote:
>> Hi, Folks.
>>
>> I had some CGI scripts using
>> #!perl -CoO
>>
>> Now, with perl 5.10.0 I can't do that.
>>
>> What is the preferred solution?
> 
> IIRC it didn't ever actually work on 5.8.x. (If so) if you take it out, does
> anything change?

It worked with 5.8.8

:)
-- 
Alberto Simões - Departamento de Informática - Universidade do Minho
                  Campus de Gualtar - 4710-057 Braga - Portugal

2) Alberto Simões Re: Too late for -Co

+1 vote

using binmode STDOUT, ":utf8" Thanks > ambs...

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Alberto Simões wrote:
> Hi, Folks.
> 
> I had some CGI scripts using
> #!perl -CoO
> 
> Now, with perl 5.10.0 I can't do that.
> 
> What is the preferred solution?

using binmode STDOUT, ":utf8"

Thanks

> 
> Thank you.
> ambs

-- 
Alberto Simões - Departamento de Informática - Universidade do Minho
                  Campus de Gualtar - 4710-057 Braga - Portugal

3) Alberto Simões Too late for -Co

+1 vote

Hi, Folks. I had some CGI scripts using #!perl -CoO Now, with perl 5.10.0 I can't do that. What is...

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Hi, Folks.

I had some CGI scripts using
#!perl -CoO

Now, with perl 5.10.0 I can't do that.

What is the preferred solution?

Thank you.
ambs
-- 
Alberto Simões - Departamento de Informática - Universidade do Minho
                  Campus de Gualtar - 4710-057 Braga - Portugal

4) Alberto Simões Re: lc(undef) is not undef: bug or feature?

+1 vote

Use of uninitialized value on... ? Not sure if this was what you asked for. Cheers ambs

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Marvin Humphrey wrote:
> 
> On Jan 24, 2008, at 1:49 PM, Abigail wrote:
> 
>> What isn't good is that it doesn't warn.
> 
> This is precisely the kind of situation where I'd hope that Perl would 
> warn if I had warnings enabled.  I count on Perl to catch accidental use 
> of uninitialized values for me.
> 
> Are there any warnings that you favor, Abigail?

Use of uninitialized value on... ?

Not sure if this was what you asked for.
Cheers
ambs
-- 
Alberto Simões - Departamento de Informática - Universidade do Minho
                  Campus de Gualtar - 4710-057 Braga - Portugal

5) Alberto Simões Re: lc(undef) is not undef: bug or feature?

+1 vote

OK It's true. Well, good point ;)...

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Abigail wrote:
> On Thu, Jan 24, 2008 at 09:24:08PM +0000, Alberto Sim?es wrote:
>> Well, the subject says it all :)
>>
>> lc(undef) is the empty string.
> 
> Of course. What would you expect? It's not different from 1 + undef being
> 1, and not undef. undef is not like NULL in SQL, where operation upon will
> return NULL. In Perl, undef is treated as the empty string if treated
> as a string, and as 0 if treated as a number. lc operates on strings,
> so lc(undef) will be the same as lc("").

OK

>> This might be good, this might be bad.
> 
> What isn't good is that it doesn't warn.

It's true.

>> In any case, I think it should be documented.
> 
> Where do we stop? Should we document any case where undef is treated
> as "" or 0? 

Well, good point ;)

-- 
Alberto Simões - Departamento de Informática - Universidade do Minho
                  Campus de Gualtar - 4710-057 Braga - Portugal

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