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Understanding DNF History: Tracking Package Installations and Removals

Understanding dnf history for tracking, auditing, and undoing package installs and removals on Fedora/RHEL. CLI examples, tables, best practices included. Table of Contents 🔈Introduction...

PostgreSQL Containerization Best Practices

Learn PostgreSQL containerization best practices—including secure images, persistent volumes, resource tuning, backups, monitoring & seamless upgrades—for reliable cloud-native...

How to Create and Build Your Own RPM Packages

Learn how to create and build RPM packages for Linux-based systems. This guide covers setting up your RPM build environment, writing spec files, and building and testing RPM packages...

Deploy PostgreSQL Database on Podman: A Step-by-Step Guide

Learn how to deploy PostgreSQL database on Podman with this step-by-step guide. From installation to database setup, find out everything you need to know to run PostgreSQL containers...

Major Differences Between Ansible Engine and Ansible Core

Learn the key differences between Ansible Core and Red Hat Ansible Engine, now EOL. Understand the transition to Red Hat Ansible Automation Platform and how it impacts your automation...

How to Inspect and Extract RPM Package Contents

Learn how to inspect and extract RPM package contents using various tools like rpm, rpm2cpio, and repoquery. Discover detailed examples and best practices for managing RPM packages....

Automatically Exclude Packages Using DNF

Learn how to automatically exclude packages using DNF on Linux-based systems. This guide covers DNF exclusion options, CLI examples, and strategies for managing package installations...

Top 10 Google Cloud CLI Commands Every DevOps Engineer Should Know

Master the top 10 Google Cloud CLI commands every DevOps engineer should know. Boost productivity with real-world examples, command tables, and automation tips. Table of Contents Introduction...

Configure Google Cloud CLI for Multiple Projects on CentOS 9

Learn how to configure Google Cloud CLI for managing multiple projects on CentOS 9. Step-by-step guide with commands, configuration tips, service account usage, and troubleshooting...

Install a Kubernetes Cluster on RHEL 9 | CentOS 9

Learn how to install a Kubernetes cluster on RHEL 9 | CentOS 9. Explore step-by-step instructions, best practices, and considerations for smooth deployment and operation. Dive into...

Install Google Chrome Remote Desktop on Ubuntu 24.04: A Step-by-Step Guide

Learn how to install and configure Google Chrome Remote Desktop on Ubuntu 24.04 with this comprehensive step-by-step guide. Ensure secure and efficient remote access to your Ubuntu...

Install OpenVPN on Ubuntu 24.04

Learn how to install OpenVPN on Ubuntu 24.04 with this step-by-step guide. Secure your network with a robust VPN setup, including certificate management, firewall rules, and client...

Install AnyDesk on Ubuntu 22.04

In this guide, we’ll walk you through how to install AnyDesk on Ubuntu 22.04, ensuring a smooth and hassle-free setup process for seamless remote desktop access. Table of Contents...

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...

Install Neovim on Ubuntu 24.04

Learn how to install Neovim on Ubuntu 24.04 with this comprehensive guide. Discover installation methods, essential configurations, and plugins to enhance your coding experience. Table...

Explore RHCSA exam-related articles packed full of content that will aid you along your journey to becoming a Red Hat Certified Systems Administrator and passing the RHCSA EX200 exam.

Explore RHCE exam-related articles packed full of content that will aid you along your journey to becoming a Red Hat Certified Engineer and passing the RHCE EX294 exam.

Explore AWS exam series articles packed full of content that will aid you along your journey to becoming an AWS Solutions Architect and passing the exam.

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The staff and contributors here at Infotechys.com are dedicated to breaking down and simplifying (as best as we can) content related to Linux, and computer information technology (IT) in general. Our primary focus is Linux but we dive into other areas in tech as well as deal with current news and opinions in the IT world.

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