: Reorganized data persistence into Perl-specific vs. Perl-agnostic formats, with new material on JSON and YAML .
: Adoption of the "modulino" concept (modules that can also run as scripts) and updated tools for program distribution. Mastering Perl, 2nd Edition: Creating Professio...
: Detailed techniques for profiling with Devel::NYTProf and benchmarking Perl programs to identify bottlenecks. : Reorganized data persistence into Perl-specific vs
: Understanding symbol tables, typeglobs, package variables, and defining subroutines on the fly. Mastering Perl, 2nd Edition: Creating Professio...
This edition added roughly 50 pages of content and includes several major revisions from the original 2006 text:
: Updated to include modern tools like autodie and TryCatch . Improved Logging : Enhanced coverage of the Log4perl module.