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• How to extract strings from a file

• Replacing an accessor by a method (using BUILDARGS)

• Add GitHub Actions (CI) to Graphics-Toolkit-Color Perl module

• Contributing to a Perl module on CPAN (using vim and GitHub)

• Show error logs on Github Actions - Install developer dependencies first (Test::CSS)

• Generate random numbers in Perl with the rand() function

• Solution: Hello World part 2 (what is the difference between comment and POD?) - video

• Becoming a co-maintainer of a CPAN-module - the first steps (Pod::Tree 1.17_01, 1.18)

• List Operators (Rightward)

• Serving a static site (the content of a directory) using Plack and PSGI

• rand() and int() - video

• How to return nothing (or undef) from a function in Perl?

• Can't use string (...) as an HASH ref while "strict refs" in use at ...

• Safety net (use strict; use warnings;) - video

• Selectively ignore warnings (turn them off with no warnings)

• Why does this code not work? (split, array slice) - Solution

• readline() on closed filehandle in Perl

• Use of uninitialized value $got in pattern match (m//) at Test/Deep/Regexp.pm line 57.

• Perl on the command line (screencast) - video

• Refactor the tests to use Test::More (Pod::Tree 1.20)