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Swap is a space on a disk that is used when the amount of physical RAM memory is full. When a Linux system runs out of RAM, inactive pages are moved from the RAM to the swap space. Swap space can take the form of either a dedicated swap partition or a swap file. Usually when running Debian virtual machine a swap partition is not present so the only option is to create a swap file.

Minecraft is one of the most popular games of all time. It is a sandbox video game about placing blocks and going on adventures. This tutorial covers the installation and configuration of the Minecraft Server on Ubuntu 18.04.

Sublime Text is a proprietary cross-platform versatile text and source code editor for web and software development. It is very fast and it comes with lots of powerful features out of the box. You can enhance its functionality by installing new plugins and creating custom settings.

Visual Studio Code is an open source cross-platform code editor developed by Microsoft. It has a built-in debugging support, embedded Git control, syntax highlighting, code completion, integrated terminal, code refactoring and snippets.

VMware Workstation Player is a mature and stable virtualization solution that allows you to run multiple, isolated operating systems on a single machine. You cab create your own virtual machines and evaluate software distributed as a virtual appliance from many software vendors available from VMware’s Solution Exchange.

WordPress is by far the most popular open source blogging and CMS platform that powers over a quarter of world’s websites. It is based on PHP and MySQL and packs a ton of features that can be extended with free and premium plugins and themes.

You are collaborating on a project with a group of people and you have defined a naming convention for git branches. You created a new branch, pushed the changes to the remote repository and realised that your branch name was incorrect.

The Linux file command displays the type of a file. It’s helpful when you have to find out the type of file you’ve never seen before or the file does not have a file extension.

Do you often find yourself typing a long command on the command line or searching the bash history for a previously typed command ? If your answer to any of those questions is yes, then you will find bash aliases handy.

Renaming files and directories is one of the most basic tasks you often need to perform on a Linux system. Renaming a single file is easy, but renaming multiple files at once can be a challenge, especially for users who are new to Linux.

Kodi (formerly XBMC) is a free and open source cross-platform media player and entertainment hub that lets you organize and play streaming media, such as videos, podcasts, music, from the Internet and local and network storage.

Cron is a scheduling daemon that executes tasks at specified intervals. These tasks are called cron jobs and are mostly used to automate system maintenance or administration.

The time command is used to determine how long a given command takes to run. It is useful for testing the performance of your scripts and commands.

Laravel is an open-source PHP web application framework with expressive, elegant syntax. Laravel allows you to easily build scalable and flexible web applications, restful APIs and eCommerce solutions. In this tutorial we will show you how to install Laravel on an Ubuntu 18.04 system. The same instructions apply for Ubuntu 16.04 and any Ubuntu based distribution, including Linux Mint, Kubuntu and Elementary OS.

Apache Maven is an open source project management and comprehension tool used primarily for Java projects. Maven uses a Project Object Model (POM) which is essentially a XML file containing information about the project, configuration details, the project’s dependencies, and so on. In this tutorial we will show you two different ways to install Apache Maven on Debian 9.

Magento is leading enterprise-class e-commerce platform built on open source technology combining powerful features with flexibility and user friendly interface. In this tutorial we will show you how to install Magento 2.3 on an Ubuntu 18.04 machine. We’ll be using Nginx as a web server, the latest PHP 7.2 and MySQL/MariaDB as a database server.

Swap is a space on a disk that is used when the amount of physical RAM memory is full. When a Linux system runs out of RAM, inactive pages are moved from the RAM to the swap space. This tutorial explains how to add a swap file on CentOS 7 systems.

In this tutorial, we will show you how to create users in Linux systems using the useradd command.

FTP (File Transfer Protocol) is a standard network protocol used to transfer files to and from a remote network. For more secure and faster data transfers, use SCP or SFTP. There are many open source FTP servers available for Linux. The most popular and widely used are PureFTPd, ProFTPD and vsftpd.

Anaconda is the most popular python data science and machine learning platform, used for large-scale data processing, predictive analytics and scientific computing. Anaconda distribution ships with more than 1,000 data packages, the conda command-line tool and with a desktop graphical user interface called Anaconda Navigator.