How To Install disper on CentOS 7

In this tutorial we learn how to install disper on CentOS 7. disper is On-the-fly display switch utility

Introduction

In this tutorial we learn how to install disper on CentOS 7.

What is disper

Disper is an on-the-fly display switch utility. It is intended to be used just before giving a presentation with a laptop, when all one wants is that the beamer, which has just been connected, is able to show whatever you prepared. Disper gives you the option to either clone all detected displays, or extend the desktop to them. Resolutions are automatically detected. For cloning, the highest common resolution supported by all displays is chosen; for extending every display device gets its highest supported resolution. For special setups requiring more detailed control, one can still use the standard display configuration utilities. At the moment nVidia cards are supported, and a basic XRandR backend is in place.

We can use yum or dnf to install disper on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install disper.

Install disper on CentOS 7 Using yum

Update yum database with yum using the following command.

sudo yum makecache

After updating yum database, We can install disper using yum by running the following command:

sudo yum -y install disper

Install disper 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 disper using dnf by running the following command:

sudo dnf -y install disper

How To Uninstall disper on CentOS 7

To uninstall only the disper package we can use the following command:

sudo dnf remove disper

References

Summary

In this tutorial we learn how to install disper on CentOS 7 using yum and dnf.