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Understanding the Basics of SELinux Policy Management on CentOS
by George Whittaker
Introduction
In the vast ocean of Linux security, SELinux stands as a stalwart guardian, often misunderstood yet crucial for safeguarding systems against potential threats. As administrators and users delve deeper into the realms of CentOS, mastering SELinux policy management becomes imperative for ensuring robust security configurations. This article aims to demystify SELinux policy management... -
Simplify Your Life with Taskwarrior's Intuitive Linux Job Scheduling
by George Whittaker
Introduction
In the digital age, the ability to effectively manage time and tasks is invaluable, especially for those who work in technology and software development. Linux users, known for their preference for powerful, flexible tools, have various options for task management and scheduling. One of the standout tools in this area is Taskwarrior, a command-line task management utility that... -
How to Disable UEFI Secure Boot on a Proxmox VE Virtual Machine
For GPU passthrough to work or for installing specific device drivers on a Proxmox VE virtual machine, you may need to disable UEFI Secure Boot on your Proxmox VE virtual machine.
In this article, I will show you how to disable UEFI secure boot on a Proxmox VE virtual machine.
The procedures shown in this article will also work on any KVM/QEMU/libvirt virtual machines and virtual machines running on other virtualization platforms based on the KVM/QEMU/libvirt hyperviso... -
How to Check Bash Version
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Created by:
Kasimba
How to Check Bash Version
Checking the bash version helps Linux users in many cases, including troubleshooting and finding the currently available version in the system. If you are a regular bash user, it is good to check the bash version and keep it up to date as per the latest updates available. However, if you are a newbie in bash scripting, then you probably have never encountered a situation where you need to check the bash version.
So, in this guide, we will explain the simplest way to check the bash version... -
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How to Set and Use Environment Variables In Bash Script
In bash scripting, environment variables are used to save and manage the data to modify the processes in the system. Using the bash scripts, you can use the environment variables to configure the system process. Environment variables also offer security and transmit the information from one script to another.
Hence, there are multiple uses of environment variables that you can use to enhance the automation in the Linux system. So, if you want to learn the simple ways to set and use environment... -
How to Install NVIDIA GPU Driver on Fedora 40+ KDE 6 Spin on Wayland
Installing the NVIDIA GPU driver is the first thing you will want to do after installing Fedora 40 on your computer. Fedora 40 comes with different spins (desktop environments) and the latest software. Wayland display server (which will replace the X11/Xorg display server completely one day) is the default on some of the Fedora 40 spins. One of the most awaited Fedora 40 spin is the KDE spin. Fedora 40 KDE spin comes with the KDE Plasma 6 desktop environment which supports only the Wayland display... -
Bash Script Loops Examples
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Created by: Kasimba
Bash Script Loops Examples
A loop in programming is a control structure that allows a specific code to be executed repeatedly until a condition is met. This process is repeated until no further action is required. Loop allows you to repeat the desired set of instructions numerous times to attain the desired outcome. These recursions can be useful for all tasks that require repetitive operations or when working with data collections.
In this article, we will explore the meaning, types, and examples of loops, further... -
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What is Shebang: Bash Script Header on First Line?
As Linux enthusiasts, we all come across bash scripting as an essential part of the Linux system. However, many Linux users don’t know why the first line of the bash script contains #!. So this combination of # and ! is called shebang or shebang.
Although shebang looks like a bash script header, it initially instructs the system about interpreters to execute the script. This concept feels a bit complicated, but that’s not true, as this guide is all about the shebang: bash script header.... -
How to SSH Into EC2 Instance
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Created by: Kasimba
How to SSH Into EC2 Instance
EC2 is a service provided by Amazon Web Services (AWS) that lets you rent virtual servers (known as instances). In these instances, you can leverage virtual machines to develop, test, deploy, and manage computer applications.
SSH is an incredible utility for accessing and managing Amazon Elastic Compute Cloud (EC2) instances. With SSH, you can operate a remote device, access data, execute commands, troubleshoot issues, and more. Although you can easily SSH into an EC2 instance, many... -
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How to SSH Into Docker Container
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Created by: Kasimba
How to SSH Into Docker Container
Administrators commonly use SSH to access and operate remote servers and devices, including a Docker container. When you connect to any device using SSH, you can run commands, access its files, and perform multiple other tasks. You can also use the Docker container as a hypervisor image that can run applications. For example, a software developer can create a Docker container image to package the software.
Hence, a Docker container image package software with all the dependencies and... -
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