After installing CentOS 7 you need to execute the following commands in order to install Gnome, or in other words have GUI mode of CentOS.
sudo yum groupinstall "Gnome Desktop"
startx
How to install Qt for Android
If you are a fan of Qt and don’t want to change to another IDE for developing Android apps then this post is for you.
Follow the steps below to have Qt for Android installed in your computer.