How to Upgrade to the Latest Version of Ubuntu

You can upgrade from one Ubuntu release to another without reinstalling your operating system. If you’re running an LTS version of Ubuntu, you’ll only be offered new LTS versions with the default settings—but you can change that. We recommend backing up your important...

How to Install and Use FFmpeg on CentOS 7

FFmpeg is a free and open source collection of tools for handling multimedia files. It contains a set of shared audio and video libraries such as libavcodec, libavformat, and libavutil. With FFmpeg, you can convert between various video and audio formats, set sample...

How to install Desktop Environments on CentOS 7?

1. Installing GNOME-Desktop: Install GNOME Desktop Environment on here.# yum -y groups install “GNOME Desktop” Input a command like below after finishing installation:# startx GNOME Desktop Environment will start. For first booting, initial setup runs and...