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Install Ruby on CentOS/RHEL 8 with 3 different methods

Introduction Ruby is a dynamic, open source programming language with a focus on simplicity and productivity. It has an elegant syntax that is natural to...

How To Use sysctl Command In Linux

Introduction sysctl is a software utility of some Unix-like operating systems that reads and modifies the attributes of the system kernel such as its: Version number Maximum...

Learning by Doing with Linux

Introduction Learning by doing refers to a theory of education expounded by American philosopher John Dewey. It's a hands-on approach to learning, meaning students must interact...

How to Deploy VDO on a Disk | RedHat

Introduction: VDO : Short of Virtual Data Optimizer and is a block virtualization technology that provides Deduplication and compression of data at...

How to Add Password to Protect a Vim File in Linux

Introduction Vim a contraction of Vi IMproved) is a free and open-source, screen-based text editor program for Unix Vim is a popular text editor for...

How to copy or clone permissions from one file to another on Linux

Introduction Suppose that you have just created a new file and want it to have the same permissions and ownership of an older file. Need to...

Change The Partition UUID in Linux Filesystem

Introduction UUID stands for Universally Unique IDentifier of a partition. This ID used in few different places to identify the partition. Most commonly this would...

How to install Asterisk 18 on CentOS 8

Asterisk is a free to use, opensource and powerful communication system that is why it is used IP PBX systems, VoIP gateways, conference servers...

Configure External RAID on Ubuntu/Centos/RedHat

Introduction RAID: Stands For Redundant Array Of Independent Disks (Hardware Raid) or  Redundant Array Of Inexpensive Disks (Software Raid) and that is technology that keeps...

redhat subscription alternative | Local Repo

Introduction we need to know although redhat provide open source software products for enterprises but it have payment subscription to install packages and updates in...

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