How To Install rubygem-trollop on CentOS 7
Introduction
In this tutorial we learn how to install rubygem-trollop on CentOS 7.
What is rubygem-trollop
A command-line option parsing library for ruby. Trollop is designed to provide the maximal amount of GNU-style argument processing in the minimum number of lines of code (for you, the programmer).
We can use yum or dnf to install rubygem-trollop on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install rubygem-trollop.
Install rubygem-trollop on CentOS 7 Using yum
Update yum database with yum using the following command.
sudo yum makecache
After updating yum database, We can install rubygem-trollop using yum by running the following command:
sudo yum -y install rubygem-trollop
Install rubygem-trollop on CentOS 7 Using dnf
If you don’t have dnf installed you can install DNF on CentOS 7 first.
Update yum database with dnf using the following command.
sudo dnf makecache
After updating yum database, We can install rubygem-trollop using dnf by running the following command:
sudo dnf -y install rubygem-trollop
How To Uninstall rubygem-trollop on CentOS 7
To uninstall only the rubygem-trollop package we can use the following command:
sudo dnf remove rubygem-trollop
References
Summary
In this tutorial we learn how to install rubygem-trollop on CentOS 7 using yum and dnf.