Installing and using IPA server on CentOS8
Discover how to easily set up and manage a secure and centralized authentication system using a FreeIPA server on CentOS 8. Table of Contents Introduction Identity Management or IdM is an essential component in any organization’s IT infrastructure. It is the process of identifying, authenticating, and authorizing users and their access to resources within a […]
Change DNS Settings using the NMCLI utility
In this article, we will review how to change DNS settings using nmcli. In RHEL7 and CentOS7, modifying the ifcfg scripts or /etc/resolv.conf files directly won’t work as they are overwritten by the NetworkManager. Table of Contents Introduction The nmcli command-line (CLI) tool is used for controlling the NetworkManager. It not only displays the network […]
Install a Kubernetes Cluster on Ubuntu 20.04
In today’s article, we will review the step-by-step process involved with a Kubernetes cluster install on Ubuntu server version 20.04. However, this procedure will work with later version of Ubuntu (e.g Ubuntu 22.04 or later). Table of Contents Introduction The overall steps for installing a Kubernetes cluster on Ubuntu are very similar to those for […]
Installing and using Gitlab CE on Ubuntu 20.04
In this article, we will examine installing and using Gitlab on Ubuntu server version 20.04. Gitlab community edition or Gitlab CE can be installed by simply using apt install. Table of Contents Introduction GitLab is a web-based Git repository manager that provides features such as issue tracking, continuous integration, and continuous deployment. It is available […]
Install brackets on Ubuntu 20.04
In today’s article, we will review how to install brackets on Ubuntu 20.04. Brackets is a modern text editor that makes designing easy from a web browser. Table of Contents Introduction Brackets Code Editor was developed by Adobe and first released in 2014. It is one of many text editors used by developers for coding […]
The Most Commonly Used RPM Commands in Linux With Examples
In this article, we will review the most commonly used RPM commands in Linux. These commands play a pivotal role in package management, allowing users to install, update, query, and manage software packages seamlessly on their Linux systems. Table of Contents Introduction In this article, we will review the most commonly used RPM commands in […]
Setting up AutoFS in Linux on RHEL7 or CentOS7
Configuring autofs in Linux is a straightforward task. This article will guide you through the process of setting up and enabling the autofs service. Table of Contents Introduction As part of this process, we will discuss the difference between static and dynamic mount points and use a previous article “Create and Export an NFS server […]
Build your own RPMs for Linux
With our step-by-step guide, you can easily build your own RPM packages in Linux on RHEL and CentOS, and efficiently manage software updates and installations. Table of Contents Introduction In the world of Linux, RPM packages are a common way to distribute software packages. RPM stands for “Red Hat Package Manager,” and it was originally […]
Install RHEL7 or CentOS7 on a PC
Installing RHEL7 or CentOS7 on a PC is fairly easy to do. In this tutorial, we will review the installation process step-by-step. Today’s focus will be the Red Hat Enterprise Linux (RHEL) operating system. Table of Contents Introduction Although, the Community Enterprise Operating System or CentOS Linux install process is essentially the same–one major difference […]
Basic mkdir command examples in Linux
In this article, we’ll cover the mkdir command, which stands for make directories, and review basic mkdir command examples. Table of Contents Introduction David Mackenzie authored the mkdir command found in the GNU coreutils package, as documented in the Linux Manual pages. This command, originating in the 1970s, has become ubiquitous across various operating systems, […]