Author: Rahul

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…

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…

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…

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…

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…

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…

The Linux operating system is a very popular and widely used OS for the server. It powers the majority of the world’s websites, including some of the most well-known ones such as Yahoo, Google, and Facebook. The logical acronym LAMP is commonly used to refer to the mixture of free and open-source software that is frequently used together to create a server architecture that can handle dynamic websites, such as those built on PHP, MySQL, and Apache. Each letter in the acronym refers to a separate software package: That being said, let’s see how we can install and setup LEMP…

MySQL is the most popular Open Source SQL database management system. It is developed and supported by Oracle Corporation. MySQL is widely used on Linux systems. Now MySQL providers also provide their own apt repository for installing MySQL on Ubuntu systems. This tutorial will help you to install the MySQL server on Ubuntu 22.04 Jammy Jellyfish Linux systems. Prerequisities You must have a running Ubuntu 20.04 Linux system with sudo privileges user access. Step 1 – Installing MySQL on Ubuntu 22.04 The default Ubuntu repositories contain MySQL 8.0. Which can be installed directly using the package manager without adding third-party…

Have you ever wondered how websites like WordPress, Drupal, and other content management systems even exist? How can software developers build and maintain such websites without being technical experts in website hosting technologies? The answer is LAMP. LAMP is an acronym for Linux, Apache, MySQL, and PHP. This article describes in detail how to set up LAMP on the Ubuntu server. If you are a website developer or intend to become one, then you’ll find this guide useful. You will learn how to install the LAMP stack on your Ubuntu VPS server and begin developing dynamic websites that can be…

Write a Java program to get value from the hashmap corresponding to a key. The HashMap class is available under the java.util package. It is pretty similar to HashTable, but the HashMap is unsynchronized and also allows to stole one null key. In this tutorial, you will learn Java examples to get value from a HashMap based on a defined key. Get Values from Java HashMap The Entry interface provides a number of methods to access key values from a HashMap. The Entry.getValue() method returns the value based on the provided key. Let’s check with an example. Here we initialize…