Author: Rahul

I, Rahul Kumar am the founder and chief editor of TecAdmin.net. I am a Red Hat Certified Engineer (RHCE) and working as an IT professional since 2009..

After installing Ubuntu 22.04 the default network interface assigns an IP address using the DHCP server. Also, the wireless network will be active and enable networking over the wifi network. You can also configure the network interface with static IPv4 addresses. Ubuntu 22.04 uses the Netplan as a network manager. This tutorial helps you to configure network interfaces on Ubuntu 22.04 Desktop and Ubuntu 22.04 Server editions. The desktop users can use any one of the below methods but the server users that have CLI only access use the second method to edit network interface configuration files. Method 1: Configuring…

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Apache ActiveMQ is a widely used open-source messaging and integration patterns server. It’s written in Java and supports JMS (Java Messaging Service) as well as other cross language clients and protocols. In this article, we’ll walk through the process of installing and setting up Apache ActiveMQ on an Ubuntu 22.04 system. Prepare Your System The ActiveMQ can be configured on any system that has Java installed. So make sure that your Ubuntu 22.04 Linux system has Java installed. You can install Java on your with the following commands. sudo apt update sudo apt install default-jdk It’s a good practice and…

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Ubuntu 22.04 LTS Jammy Jellyfish is released and available for download. This tutorial will provide you the download links to DVD ISO Images of Ubuntu 22.04 LTS with different desktop flavors. You can find the Ubuntu 22.04 release notes on its official website. Download Ubuntu 22.04 Ubuntu desktop is available in multiple flavors, where you can choose what desktop manager you want as default. Some of the flavors are built for specific purposes. Select your favorite Desktop edition and download it with the following links: Ubuntu Desktop (Gnome) Kubuntu (KDE Desktop Environment) Lubuntu (LQXT Desktop) Ubuntu Budgie (Budgie Desktop) Ubuntu…

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Django is an open-source, high-level web framework written in Python programming. It follows the model–template–views architectural pattern for the development. The Django installation directory differs as per the installation methods. In this small faq, you will learn, how to find the Django installation directory on a Linux system. Django Installation Directory Open a terminal and connect to the Python shell. If you are using Python virtual environment, make sure to activate the environment before connecting to the Python shell. Then type the following commands to find the Django installation directory. You see the results below when Django is installed under…

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KDE Plasma Desktop is a popular, feature-rich desktop environment known for its flexibility and visual appeal. It runs on Linux and BSD operating systems, that offer users a highly customizable interface with a modern look. Plasma stands out with its use of widgets, which can be added to the desktop to provide quick access to functionality and information. Kubuntu comes with a preloaded KDE Desktop environment, which is a combination of Ubuntu + KDE Plasma Desktop. This tutorial will help you to install the lightweight KDE Plasma desktop environment on a Ubuntu Linux system. Available KDE Editions You might want…

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SSH, or Secure Shell, is a method for securely sending data across unsafe networks. OpenSSH is a tool that allows you to control another computer remotely through its command line, using SSH to keep the connection safe. This is especially useful for managing servers and accessing files on different computers. It ensures that your data remains encrypted and protected, even over the internet. Recently, I have installed newly launched Ubuntu 24.04 desktop system inside virtual box. After finishing the installation process, I am able to logged in using desktop environment. Then I noticed that SSH server is not installed by…

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Once you make a production build of your ReactJS application. It creates an index.html file, which serves the entire application. All the requests must be hist to index.html first then the React Router serves the content based on the query in the URL. When we access the application with the main URL, it hits index.html and works fine. In case, you directly access one sub URL in the browser, the webserver doesn’t find any file with that name. In that case, a 404 error message is returned to the user. Problem: The web server returns a 404 error message when…

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Node is becoming the first choice of developers for building front-end applications. Also, many developers are using this for building REST API and CRUDs. This programing language is developed by OpenJS Foundation, which runs on Chrome’s v8 engine. Node.js is available for most modern operating systems including Ubuntu Linux. In this tutorial, we will provide you with 3 methods of installing Node.js on the Ubuntu 22.04 Linux system. Install Node.js from Default Apt Repository Installing Node.js from Nodesource Repository Install Node.js using NVM (Recommended) Choose one of the below methods to install Node.js on Ubuntu 22.04 Linux system: Method 1…

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TimeZone plays an important role for time crucial applications. In that case, you must have to set a proper timezone for the running operating system. One of our users asked about setting up the Timezone in Azure App Services. In this tutorial, you will learn how to set the Timezone for an application running on Azure App Services. All the screenshots of this tutorial are made for Windows-based Azure App Service. Identify the OS You can easily set the Timezone to Windows app service using environment variables but the settings are different for an app service hosted in Linux or…

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Node.js is an essential tool for modern web development because it is efficient and scalable. However, managing multiple Node.js versions on one machine can be difficult, especially for developers working on different projects. This is where Node Version Manager (NVM) helps by making it easy to manage multiple Node.js environments. This guide will show you how to install NVM on Ubuntu 22.04, so you can easily switch between Node.js versions. What is NVM? NVM stands for Node Version Manager. It is a command-line tool that lets you install, manage, and use multiple Node.js versions. It allows you to switch between…

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