How To Install libtie-refhash-weak-perl on Ubuntu 18.04
Introduction
In this tutorial we learn how to install libtie-refhash-weak-perl on Ubuntu 18.04.
What is libtie-refhash-weak-perl
libtie-refhash-weak-perl is:
Tie::RefHash can be used to access hashes by reference. This is useful when you index by object, for example.
The problem with Tie::RefHash, and cross indexing, is that sometimes the index should not contain strong references to the objecs. The internal structures of Tie::RefHash contain strong references to the key, and provide no convenient means to make those references weak.
This subclass of Tie::RefHash has weak keys, instead of strong ones. The values are left unaltered, and you’ll have to make sure there are no strong references there yourself.
There are three methods to install libtie-refhash-weak-perl on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install libtie-refhash-weak-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 libtie-refhash-weak-perl using apt-get by running the following command:
sudo apt-get -y install libtie-refhash-weak-perl
Install libtie-refhash-weak-perl Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libtie-refhash-weak-perl using apt by running the following command:
sudo apt -y install libtie-refhash-weak-perl
Install libtie-refhash-weak-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 libtie-refhash-weak-perl using aptitude by running the following command:
sudo aptitude -y install libtie-refhash-weak-perl
How To Uninstall libtie-refhash-weak-perl on Ubuntu 18.04
To uninstall only the libtie-refhash-weak-perl package we can use the following command:
sudo apt-get remove libtie-refhash-weak-perl
Uninstall libtie-refhash-weak-perl And Its Dependencies
To uninstall libtie-refhash-weak-perl and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove libtie-refhash-weak-perl
Remove libtie-refhash-weak-perl Configurations and Data
To remove libtie-refhash-weak-perl configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge libtie-refhash-weak-perl
Remove libtie-refhash-weak-perl configuration, data, and all of its dependencies
We can use the following command to remove libtie-refhash-weak-perl configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libtie-refhash-weak-perl
References
Summary
In this tutorial we learn how to install libtie-refhash-weak-perl package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
