How To Install qtsinglecoreapplication-qt5 on CentOS 7

In this tutorial we learn how to install qtsinglecoreapplication-qt5 on CentOS 7. qtsinglecoreapplication-qt5 is Qt library to start applications only once per user (Qt5)

Introduction

In this tutorial we learn how to install qtsinglecoreapplication-qt5 on CentOS 7.

What is qtsinglecoreapplication-qt5

For some applications it is useful or even critical that they are started only once by any user. Future attempts to start the application should activate any already running instance, and possibly perform requested actions, e.g. loading a file, in that instance. For console (non-GUI) applications, the QtSingleCoreApplication variant is provided, which avoids dependency on QtGui. This is a special build against Qt5.

We can use yum or dnf to install qtsinglecoreapplication-qt5 on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install qtsinglecoreapplication-qt5.

Install qtsinglecoreapplication-qt5 on CentOS 7 Using yum

Update yum database with yum using the following command.

sudo yum makecache

After updating yum database, We can install qtsinglecoreapplication-qt5 using yum by running the following command:

sudo yum -y install qtsinglecoreapplication-qt5

Install qtsinglecoreapplication-qt5 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 qtsinglecoreapplication-qt5 using dnf by running the following command:

sudo dnf -y install qtsinglecoreapplication-qt5

How To Uninstall qtsinglecoreapplication-qt5 on CentOS 7

To uninstall only the qtsinglecoreapplication-qt5 package we can use the following command:

sudo dnf remove qtsinglecoreapplication-qt5

References

Summary

In this tutorial we learn how to install qtsinglecoreapplication-qt5 on CentOS 7 using yum and dnf.