[Israel.pm] What hurts you most in Perl?

Shlomi Fish shlomif at iglu.org.il
Sat Nov 27 09:38:55 PST 2010


Hi all,

On Wednesday 24 November 2010 20:54:40 Shlomi Fish wrote:
> On Tuesday 23 November 2010 14:22:32 Gabor Szabo wrote:
> > The other day I was at a client that uses Perl in part of their system
> > and we talked a bit about the language and how we in the Perl Ecosystem
> > Group try to promote it at various events.
> > 
> > Their "Perl person" then told me he would not use Perl now for a large
> > application because:
> > 
> > 1) Threads do not work well - they are better in Python and in Java.
> > 
> > 2) Using signals and signal handlers regularly crashes perl.
> > 
> > So I wonder what hurts *you* the most in Perl?
> 
> Speaking for myself, I have very little complaints about perl 5 itself,
> which works as I expect and gives me very few unwanted surprises. Having
> worked in Perl for several years, I know what to expect, have an arsenal
> of verbs and modules I have memorised and can write using the core
> language with ease.
> 
> However, the situation is a bit different with the many layers above Perl
> that I have to deal with at my current day job. There I am helping develop
> a web- application that uses Catalyst and DBIx-Class, and debugging it is
> often a challenge. We recently started a conversion from HTML-FormHandler
> to HTML- FormFu because the former gave us too many problems. Another
> example is that when the fixtures get broken by a schema change (see
> http://search.cpan.org/dist/DBIx-Class-Fixtures/ ), the test scripts emit a
> strange error with a "Scope::Guard" and then I need to toggle the
> DBIx-Class- Fixtures debug flag on, and see at which table it failed,
> where I need to see which fields are missing or wrong (it won't tell me),
> and to fix the *.fix files (pun not intended) manually or using a script.
> 
> These are just two examples - Catalyst is, in essenece, a complex beast
> that often takes a long time and effort to debug. The problems with it can
> be solved and it's possible that similar frameworks in Perl or outside it
> have similar issues, but it's still very time consuming for me.
> 

I forgot to note that another misbehaviour that annoys me is the fact that the 
startup time of the test scripts is long, especially when I try to run them 
under "perl -d -Ilib" (and I have a fast x86-64 Dual Core machine). This makes 
debugging much less pleasant.

Regards,

	Shlomi Fish

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Shlomi Fish       http://www.shlomifish.org/
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