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/x modifier for verbose regexes - video
Scalar variables
String operators - video
String operators: concatenation (.), repetition (x)
CPAN Digger explained
min, max, sum in Perl using List::Util
A command line counter with database back-end using DBIx::Class
Compare the speed of Perl and Python regexes
Github Actions for Perl running on Windows, Mac OSX, and Ubuntu Linux
How to get the index of specific element (value) of an array?
Understanding dates using regular expressions
The Hash-bang line, or how to make a Perl scripts executable on Linux
Github Actions for Module::Install and showing error log on Linux, Mac OSX, and Windows
How to provide STDIN to an external executable?
qx or backticks - running external command and capturing the output
Unix and DOS commands - video
Regexp Quote-Like Operators
Sorting mixed strings
How to create an Excel file with Perl?
$$, $PROCESS_ID, $PID- The process number of the current script / program / executable.