Jenkins is an open-source continuous integration tool that automates technical tasks such as software testing, building, and deployment. It is a Java-based tool, and as a DevOP, knowing how to install and use Jenkins will save you time and resources. Jenkins supports numerous platforms, and this post focuses on installing it on Ubuntu 24.04. We will guide you through a step-by-step process to ensure you don’t get stuck. Let’s begin! Step-By-Step Installation of Jenkins on Ubuntu 24.04 The Jenkins repository is not included in Ubuntu 24.04. As such, we must fetch it and add it to our system. Ag ..read more

In the digital world, a key concern for most organizations is how to control multiple servers and streamline the process to make it easy for their administrators. Luckily, there are different configuration management systems, such as Ansible, that make it easy and convenient to automate these tasks. With an automation tool such as Ansible, you can perform tasks such as software deployment and configuration management from one Ansible control host without having to log in to each target server. Ansible is a free automation tool, and if you are new to it, stick around as this post shares everyth ..read more

While installing different drivers on your Linux system, you may need to check if UEFI Secure Boot is enabled/disabled on your computer as you may need to perform different installation steps depending on the UEFI Secure Boot status of your computer. For example, some Linux distributions (i.e. Ubuntu) automatically signs the NVIDIA kernel modules while installing the NVIDIA GPU driver. On some Linux distributions, you may need to manually sign the NVIDIA kernel modules for the NVIDIA GPU driver to work. If UEFI Secure Boot is enabled and you install the NVIDIA GPU drivers with unsigned NVIDIA ..read more

LAMP stands for Linux, Apache, MySQL, and PHP. The open-source stack comes bundled together when you want to host dynamic web apps or websites developed in PHP. LAMP is a go-to solution for developers writing their programs in PHP, as it contains everything required to host the web app or website. Linux is the operating system you are using while the Apache is an open-source web server to handle HTTP requests. The MySQL is the database to handle the data, while PHP is the programming language used for the development. Installing the LAMP stack involves a few steps, and this post has covered t ..read more

Creating a file in Bash scripting is an essential skill for a good Linux administrator. In Linux, a few commands allow you to easily generate logs, configuration, or even basic text files. Hence, you can use these commands to create bash files without hassles. However, many beginners want to know these commands in order to work on bash efficiently. So, this quick guide is about simple ways to create files in bash. The Touch Command The touch command is a user-friendly yet potent tool for file creation. By using this command, you can easily create a file: touch example.sh Moreover, you need t ..read more

OpenCL is an open-source library for running compute tasks on GPUs. OpenCL enables 3D hardware acceleration for supported applications (i.e. LibreOffice) using the GPU hardware (i.e. Intel iGPU) you have installed on your computer. So, unless OpenCL is installed, OpenCL-supported applications (i.e. LibreOffice) will not have hardware acceleration enabled and may not perform well (i.e. UI might be laggy) as a result. So, it’s a good idea to install OpenCL on your newly installed Fedora 40 (or later) desktop operating system. In this article, I am going to show you how to install OpenCL for you ..read more

With Linux, you have room to switch between different desktop environments. By default, Ubuntu 24.04 comes with the GNOME desktop. However, if you prefer installing other desktop environments, such as KDE, there is an easy way of doing so. Each desktop environment offers a different view of the desktop icons and the customizations. Besides, you can have more than one desktop environment and switch between them when logging in. If you prefer KDE over GNOME, you can install the KDE on Ubuntu 24.04. You can install its full or standard version, and we’ve covered the steps to do so. Read on! Step ..read more

You can passthrough USB devices from your Proxmox VE host to any of your Proxmox VE virtual machines (VMs) and access the USB devices from the Proxmox VE virtual machines in the same way as you do on any other computers. In this article, I will show you how to passthrough USB devices to a Proxmox VE virtual machine (VM) and access it from the virtual machine.   Table of Contents Enabling USB Hotplug for Proxmox VE Virtual Machines (VMs) Proxmox VE USB Passthrough Methods Passthrough USB Devices to Proxmox VE Virtual Machines (VMs) Accessing the USB Device in the Proxmox VE Virtual Machi ..read more

Nested Virtualization is a CPU feature of AMD and Intel processors that allows virtual machines to run their own hypervisor program (i.e. VirtualBox, VMware Workstation Pro/Player, VMware vSphere/ESXi, KVM/QEMU, Proxmox VE) and virtual machines. Simply put, nested virtualization allows a virtual machine to run more virtual machines in it (using the same or a different hypervisor program than the host). In this article, I will show you how to enable nested virtualization on a Proxmox VE virtual machine so that you can test different features of Proxmox VE in a virtual machine or test/run other ..read more

Golang (Go) is a programming language provided by Google to help developers create scalable and secure systems. Its simplicity makes any developer want to learn the language and use it quickly. While Go is a go-to programming language for many developers, you must first install it on Ubuntu 24.04 before you begin using it for your development. We’ve covered three installation methods that anyone can use. Read on! Three Methods of Installing Go on Ubuntu 24.04 The Go programming language has numerous applications, and as a Ubuntu user, you have three methods for installing Go. You can source i ..read more