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• /x modifier for verbose regexes - video

• Scalar variables

• String operators - video

• String operators: concatenation (.), repetition (x)

• How to create an Excel file with Perl?

• XML::Writer examples

• Scalar found where operator expected

• A command line counter with database back-end using DBIx::Class

• $$, $PROCESS_ID, $PID- The process number of the current script / program / executable.

• Install Perl modules without root rights on Linux Ubuntu 13.10 x64

• Installing a Perl Module from CPAN on Windows, Linux and Mac OSX

• Package variables and Lexical variables in Perl

• Unix and DOS commands - video

• external-programs - video

• shell-x - video

• Always check if the regex was successful

• Perl 5 Regex Cheat sheet

• How to extract strings from a file

• Github Actions for Perl running on Windows, Mac OSX, and Ubuntu Linux

• Regexp Quote-Like Operators