Linux Virtual Console and Terminal Explained

This tutorial explains what Linux virtual consoles and terminals are and how they work in Linux with examples. Virtual consoles and terminals allow multiple users to login and access a Linux system simultaneously. Linux Virtual Console (Terminal) To understand the Linux virtual console concept, we have to look back in the history of computers. In […]

How to install VirtualBox on Ubuntu

This tutorial explains how to install VirtualBox on Ubuntu step by step with practical example. Learn how to add the repository and public keys to download and install the latest version of VirtualBox on the current version of Ubuntu. Installing VirtualBox in Ubuntu There are several ways to install software in Ubuntu. Installing it from […]

How to send messages or chat in Linux

This tutorial explains how to chat in Linux without installing and using any third party tool or software. Learn how the write, wall and mesg commands are used to send the messages to other logged-in users at the terminal. There are plenty of rich programs available in Linux that offer chat over the network. However, […]

How to install XAMPP on Ubuntu Linux

This tutorial describes how to install the XAMPP on the Ubuntu Linux. Learn what the XAMPP is and how to install and configure it in the Ubuntu Linux with the practical example. Brief intro of the XAMPP XAMPP is a standalone application that provides web server environment for developing and testing the PHP based web […]

XAMPP htdocs Permission issue and Fix in Ubuntu

This tutorial explains how to make the htdocs folder writeable in the Ubuntu. Learn how to fix the file permission and ownership issue of the htdocs folder. A brief intro of the Linux files permission Linux categorize all users in three types; owner, group and others. Based on these types, it allows system administrator to […]

Auto Start XAMPP at Startup in Ubuntu Linux

This tutorial explains how to start the XAMPP automatically in the Ubuntu Linux. Learn how to create a script which starts the XAMPP during the boot process. XAMPP is the third-party application software. By default, Ubuntu does not start any third-party application. If we want Ubuntu to start any specific third-party application for us at […]

How to Update Firefox in Ubuntu Linux

This tutorial explains how to update the Firefox in Ubuntu. Learn how to upgrade the default shipped version of Firefox to the latest stable or developer version of the Firefox. Accessing Internet through the older version of Firefox involves several security risks. Known security bugs in older version may lure hackers in breaking the system […]

How to install FileZilla FTP client in Ubuntu

This tutorial explains how to install FileZilla FTP client program in Ubuntu Linux. It also explains how to use the FileZilla without installation. A brief intro of FileZilla FileZilla is the open source FTP client program. It uses FTP/SFTP protocol to transfer the files. It allows us to securely transfer files from the local computer […]

Permanently and Securely delete files in Linux

This tutorial explains how to use the shred command to permanently and securely delete files, partitions and drives in Linux. It also explains why deleting important files from the rm command is not sufficient. Broadly, data is organized in disk just like the chapters are organized in book. In book, an index page is used […]

Ubuntu show CPU and Memory usages in Top Bar

This tutorial explains how to display the current usages of CPU, Memory, Network, Swap space and Hard disk in Ubuntu as notification in top bar. Learn how to view the real time usages of system resources in Ubuntu step by step with practical examples. In this tutorial, we will use the indicator-multiload application. Before we […]

ps aux command and ps command explained

This tutorial explains how to use the ps command in Linux. It also provides 10+ practical examples of the ps command. Learn how to read the output of ps aux command in detail. A brief intro of the ps command The ps (process status) command is one of the most frequently used commands in Linux. […]

Ubuntu Flavors: – Types of Ubuntu Explained

This tutorial explains the different types of Ubuntu flavors in detail. Learn the differences and similarities between the different types of Ubuntu flavors. What is the Ubuntu Flavor? Ubuntu is a free open source operating system. It is available under the GPL license. GPL license allows us to modify, strip down, build upon, extend and […]

How to install and use 7zip in Ubuntu Linux

This tutorial explains how to install and use the 7zip in Ubuntu Linux. Learn how to create a 7zip archive, add files in existing archive, list archive files, delete individual file or files from archive and extract files from archive in Ubuntu. A brief overview of 7zip 7zip is a community based open source file […]

Install and Run Chrome as root in Ubuntu Linux

This tutorial explains how to install the Google Chrome in Ubuntu Linux and once the Chrome is installed, how to run it under the root user account. Google Chrome is one of the most popular web browsers. Just like the other applications, we cannot install it from the Ubuntu Software Center. We have to download […]