KDE is an international team co-operating on development of opensource software for desktop computing. K Desktop Environment (KDE) was founded in 1996 by Matthias Ettrich. KDE community is producing an integrated set of cross-platform applications designed to run on Linux, FreeBSD, Solaris, OS X and Microsoft Windows systems. Kubuntu comes with a preloaded KDE Desktop environment, which is a combination of Ubuntu + KDE Plasma Desktop. KDE Editions You might want to know about available KDE editions. Here is a brief description of all 3 main KDE editions that is available for installation. KDE full: This comes with the full…
Author: Rahul
SSH (Secure Shell) is a cryptographic protocol to provide secure data transmission over insecure networks. OpenSSH is the server that implements SSH protocol to provide remote server shell access. Today, I have created a new Ubuntu 22.04 Desktop virtual machine. After installation, I found that the SSH server is not enabled by default. So I have installed the OpenSSH server and enabled the SSH connections. This tutorial explains you to how to install and enable SSH on an Ubuntu 22.04 Linux system. Installing OpenSSH on Ubuntu You must have physical system access to complete OpenSSH server installation. Login to the…
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 has become an indispensable tool for modern web development, thanks to its efficiency and scalability. However, managing multiple Node.js versions on a single machine can be a challenge, especially for developers working on various projects. This is where Node Version Manager (NVM) comes into play, offering a seamless way to manage multiple Node.js environments. This guide will take you through the process of installing NVM on Ubuntu 22.04, ensuring you can jump between Node.js versions with ease. What is NVM? NVM stands for Node Version Manager, a command-line utility that allows you to install, manage, and work with multiple…
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…