How To Install ruby-open4 on Debian 9

Introduction

In this tutorial we learn how to install ruby-open4 on Debian 9.

What is ruby-open4

ruby-open4 is:

Open4 lets you open child process with handles on pid, stdin, stdout, and stderr: manage child processes and their I/O handles easily.

There are three methods to install ruby-open4 on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install ruby-open4 Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install ruby-open4 using apt-get by running the following command:

sudo apt-get -y install ruby-open4

Install ruby-open4 Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install ruby-open4 using apt by running the following command:

sudo apt -y install ruby-open4

Install ruby-open4 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 Debian. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install ruby-open4 using aptitude by running the following command:

sudo aptitude -y install ruby-open4

How To Uninstall ruby-open4 on Debian 9

To uninstall only the ruby-open4 package we can use the following command:

sudo apt-get remove ruby-open4

Uninstall ruby-open4 And Its Dependencies

To uninstall ruby-open4 and its dependencies that are no longer needed by Debian 9, we can use the command below:

sudo apt-get -y autoremove ruby-open4

Remove ruby-open4 Configurations and Data

To remove ruby-open4 configuration and data from Debian 9 we can use the following command:

sudo apt-get -y purge ruby-open4

Remove ruby-open4 configuration, data, and all of its dependencies

We can use the following command to remove ruby-open4 configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge ruby-open4

Dependencies

ruby-open4 have the following dependencies:

• ruby

References

• ruby-open4 website

Summary

In this tutorial we learn how to install ruby-open4 package on Debian 9 using different package management tools: apt, apt-get and aptitude.