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Install Ansible on Fedora via DNF from RPM packages

Ansible is a simple open-source automation tool that can automate cloud deployment, application deployment or Linux OS maintenance. Comparing Ansible to other automation tools (i.e. Puppet), it’s the simplest tool, because it’s agentless. Ansible once installed on a control node, connects to a managed node via SSH, which doesn’t require any client applications installed on that node.

Installation of Ansible on Fedora based control node is pretty simple and straightforward, since it can be installed from RPM packages. In this tutorial we are installing Ansible on Fedora 23 via dnf package manager.
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GRUB 2 Custom Splash Screen on RHEL 7 UEFI and Legacy ISO Image

GRUB2 Linux Boot Loader provides few customization options, that can transform it into an attention drawing eye candy. It’s main feature is the possibility to customize the splash screen being displayed with GRUB 2 menu entries upon system boot. This feature can be used not only in GRUB2 installed on hard disk for already installed operating systems, but also in GRUB2 Boot Loader placed on ISO image when booting from ISO/CD/DVD. This is pretty useful as well, when we want to create customized ISO image with the company logo based on some Linux Distro, which provides a company product.

In this tutorial we present how to create:

1. GRUB2 custom splash screen on RHEL 7 / CentOS 7 ISO image for UEFI Boot
2. GRUB2 custom splash screen on RHEL 7 / CentOS 7 ISO image for Legacy BIOS Boot

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How to Install VirtualBox 5.1 on Fedora 23 from RPMs

Oracle VM VirtualBox is a flexible open-source hypervisor for x86 computers from Oracle Corporation initially developed by Innotek GmbH. It runs on many platforms including: Linux, Windows, Solaris, providing great virtualization environment to run multiple VMs at a time.

In this tutorial we present how to install VirtualBox 5.1 on Fedora 23 from RPMs in few simple steps.
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How to find Linux filesystem by Label or UUID using findfs, lsblk, blkid

Linux includes by default a bunch of useful filesystem tools that can be used to locate filesystems or partitions with specified tags or display the whole list of block devices along with their labels, universally unique identifiers (UUIDs) or default mount points.

Below we present common tools to locate filesystem, block device or list all block devices in Linux.
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How to install Spotify on Fedora 23 from RPM package

Spotify is a music, podcast, and video streaming service that provides digital rights management–protected content from different record companies. Spotify provides access to over 30 million songs, with more music being added approximately every day including albums, EPs, and singles.

In this article we present how to install Spotify Client on Fedora release 23 from RPM using DNF package manager.
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Upgrade from Fedora 22 to Fedora 23 or higher release using DNF

DNF system upgrade is recommended upgrade method for Fedora 21 and later releases. DNF is a kind of successor for FedUp (FEDora UPgrader), which is now obsolete, not supported any more by Fedora Project and should not be used any longer.

In this article we upgrade from Fedora release 22 (Twenty Two) to Fedora release 23 (Twenty Three) or higher release in few simple steps, using DNF system upgrade method.
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