How To Install libperlx-maybe-perl on Ubuntu
Posted on April 1, 2023 (Last modified on May 20, 2023 )
2 minutes • 421 words
Introduction
In this tutorial we learn how to install libperlx-maybe-perl on Ubuntu.
What is libperlx-maybe-perl
libperlx-maybe-perl is:
Moose classes (and some other classes) distinguish between an attribute being unset and the attribute being set to undef. Supplying a constructor arguments like this:
my $bob = Person->new(
name => $name,
age => $age,
);
Will result in the “name” and “age” attributes possibly being set to undef (if the corresponding $name and $age variables are not defined), which may violate the Person class’ type constraints.
PerlX::Maybe checks that $x and $y are both defined. If they are, it returns them both as a list; otherwise it returns the empty list.
This package also includes Syntax::Feature::Maybe.
There are three methods to install libperlx-maybe-perl on Ubuntu. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install libperlx-maybe-perl Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libperlx-maybe-perl using apt-get by running the following command:
sudo apt-get -y install libperlx-maybe-perl
Install libperlx-maybe-perl Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libperlx-maybe-perl using apt by running the following command:
sudo apt -y install libperlx-maybe-perl
Install libperlx-maybe-perl Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install libperlx-maybe-perl using aptitude by running the following command:
sudo aptitude -y install libperlx-maybe-perl
How To Uninstall libperlx-maybe-perl on Ubuntu
To uninstall only the libperlx-maybe-perl package we can use the following command:
sudo apt-get remove libperlx-maybe-perl
Uninstall libperlx-maybe-perl And Its Dependencies
To uninstall libperlx-maybe-perl and its dependencies that are no longer needed by Ubuntu, we can use the command below:
sudo apt-get -y autoremove libperlx-maybe-perl
Remove libperlx-maybe-perl Configurations and Data
To remove libperlx-maybe-perl configuration and data from Ubuntu we can use the following command:
sudo apt-get -y purge libperlx-maybe-perl
Remove libperlx-maybe-perl configuration, data, and all of its dependencies
We can use the following command to remove libperlx-maybe-perl configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libperlx-maybe-perl
Dependencies
libperlx-maybe-perl have the following dependencies:
References
Summary
In this tutorial we learn how to install libperlx-maybe-perl package on Ubuntu using different package management tools: apt, apt-get and aptitude.