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..

Environment variables are a crucial aspect of any operating system, allowing users to store and manage system-wide or user-specific data, and configure applications or services. In Ubuntu, environment variables are used to customize the behavior of the shell, define paths, and store settings for various software. In this comprehensive guide, we will explore how to set up and manage environment variables on Ubuntu effectively. 1. Understanding Environment Variables Environment variables are key-value pairs that can be accessed and modified by various applications and services running on your system. They store data such as: System and user paths API keys and…

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A shell script is a collection of commands to perform a specific job. MySQL is a relational database management system widely used on Linux systems. Amazon S3 is a cloud storage device provided by Amazon Web Services. It’s a good practice for the system administrator to back up databases at regular intervals and store them in a remote location like Amazon S3. A Simple Bash Script for MySQL Database Backup An Advance Bash Script for MySQL Database Backup This tutorial contains a shell script that creates MySQL databases backup and uploads them to Amazon S3 buckets. You can also use…

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Apache Maven is a powerful build and project management tool for Java projects. It is an open-source tool developed by the Apache Software Foundation and is used for managing projects written in Java and other languages. It is a popular tool for managing software builds, as it allows for quick and easy deployment of projects. It also provides a wide range of features including dependency management, project structure, and configuration. One of the key advantages of using Apache Maven is that it allows for the easy integration of external libraries into a project. This makes it easier to create complex…

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Apache Solr is a robust, open-source search platform built upon the Java library, Apache Lucene. It’s widely acclaimed for its full-text search capabilities, scalability, and a rich set of features that enable powerful search and analytics. This guide is specifically tailored for users who wish to install Apache Solr on Ubuntu 22.04, a popular choice for server environments due to its stability and extensive community support. We’ll walk you through a step-by-step process, covering everything from prerequisites to successful installation, ensuring even beginners can confidently set up Solr on their Ubuntu systems. Step 1: Install Java Apache Solr 9 required…

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MariaDB is a popular open-source relation database system developed by the original developer of the MySQL server. It is originally forked from the MySQL server with multiple enhancements. This tutorial will guide you with the installation of the MariaDB server on the Ubuntu 22.04 Linux system. 1. Configure Repository The MariaDB packages are available in default Ubuntu repositories. Also, MariaDB provides an official repository to install the latest version on Ubuntu systems. In order to configure MariaDB Apt repository, open a terminal with a sudo privileged account and run the following commands. sudo apt install software-properties-common dirmngr apt-transport-https sudo apt-key…

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Git is a free and open-source version control system that is widely used for software development and version control. It allows developers to track changes to their codebase, revert to previous versions, and collaborate with other developers. An older version of the Git client is also available under the default Apt repositories. The latest versions come with multiple enhancements and security updates. So, we always recommend using the latest Git client for the security of valuable and hard work. This article will guide you to install the latest Git client on Ubuntu 22.04 Linux system via PPA. Installing Latest Git…

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Apache Solr is an open-source search platform built upon a Java library called Lucene. Solr is a popular search platform for web sites because it can index and search multiple sites and return recommendations for related content based on the search query’s taxonomy. This guide will walk you through the installation process of Apache Solr on a Fedora system. Please note that the instructions below assume that you have root access to your Fedora system. Prerequisites Before we begin, you’ll need: A Fedora system Access to a terminal window/command line A user account with sudo or root privileges Step 1:…

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How to Install VS Code on Ubuntu 22.04 IDE

Visual Studio Code is an optimized, feature-rich code editor for building web and cloud applications, which is developed by Microsoft. It includes features like embedded Git, supports debugging, syntax highlighting, intelligent code completion, snippets, and code refactoring. The Visual Studio Code is freely available for most modern operating systems like Windows, Linux (RPM and Debian installations are also available), and macOS. This tutorial will help you to install Visual Studio Code on Ubuntu 22.04 LTS Linux system using Apt package manager and using snap package. Prerequisites In order to install VS Code, you must have sudo privileges or root account…

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Sublime is a powerful and widely used text and application source code editor. It supports the syntax of most popular programming languages. Sublime also provides a large number of third-party extensions that provides more features to developers. You may also like => Installing Visual Studio Code on Ubuntu 20.04 Sublime 4 is the latest available version for the developers. In this tutorial, you will learn to install Sublime text 4 on the Ubuntu 22.04 systems. Installing Sublime Text on Ubuntu The sublime team provides an official Apt repository for the Debian-based systems. Follow the below steps to complete Sublime installation…

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