"Just the FAQs: Coping with
Scoping," an article by Mark-Jason Dominus
about how Perl handles variables and namespaces, and the difference
between use vars( ) and my( ):
http://www.plover.com/~mjd/perl/FAQs/Namespaces.html.
It's important to know how to perform
exception
handling in Perl code. Exception handling is a general Perl
technique; it's not mod_perl-specific. Further
information is available in the documentation for the following
modules:
Error.pm, by Graham Barr.
Exception::Class and
Devel::StackTrace, by Dave Rolsky.
This page describes the mechanics of creating, compiling, releasing,
and maintaining Perl modules, which any mod_perl developer planning
on sharing code with others will find useful.
6.12. Method Handlers: The Browse and See, Browse and View Example