While updating or installing packages using apt, apt-get, aptitude, or dpkg, on either Ubuntu, Debian or Linux Mint, you might get an error saying ‘unable to acquire the dpkg frontend lock‘ or a similar error related to locks. This error is generated when the system is unable to acquire the required permissions to install or upgrade
How to fix ‘unable to acquire the dpkg frontend lock’ error in Ubuntu? Read More »
In this article, we will be looking at 10 Linux alternative Operating Systems. The obvious two would be Windows and macOS but we will look at other ones than these two. List of Linux Alternative Operating Systems When it comes to open-source Operating Systems, Linux would be, unanimously, the most popular and widely used one.
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In this tutorial, we will be looking at the steps to install and set up a VNC Server on a CentOS 8 machine. VNC or Virtual Network Computing is a platform-independent protocol that enables users to connect to and control a remote computer system graphically. It follows a server-client architecture. Steps to Install VNC Server
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When it comes to downloading files from the internet, we usually imagine pressing the download button. However, you can also download files directly from your terminal. Wget and Curl are two of the popular tools that let you do that. In this tutorial we will look at these two and see how the two differ.
wget vs. curl – What is the difference between the wget and curl commands? Read More »
Emacs editor is one of the oldest and most versatile text editors available for Linux UNIX-based systems. It has been around for over 20 years. It is known for its powerful and rich editing features. Emacs offers amazing editing features like that of Vim editor and is as user-friendly as the nano editor. You won’t have to enter insertion mode to
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In this article, we’ll learn the steps to install VLC on Ubuntu. VLC is a free and open-source cross-platform multimedia player. It is the go-to media player if you want to play video/audio content on your system. Personally, what I like about VLC is its ability to play files of different formats without any issue.
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Peek is an animated GIF recorder that makes it easy to create short screencasts of a screen area. In this article, let’s learn how to install peek on Linux and record your first gif. GIF is short for Graphics Interchange Format. It is a lossless format for image files that supports both animated and static
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Linux, a freely distributable version of UNIX is developed by Linus Torvalds. Linux is one of the most popular operating systems to use for development by programmers. This tutorial will take a deep dive into the history of Linux. The beginning of the UNIX project The inspiration for UNIX came from the Multics project at
History of Linux – How did Linux Start and Who Created Linux? Read More »
In this article, we’ll learn to set the JAVA_HOME variable in Linux. JAVA_HOME should be correctly set on your system in order for you to be able to run Java programs successfully. In case there is an error, you will get the following error : To avoid getting this error you will have to set
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The help command is the simplest way to get information regarding a built-in shell command. It helps you fetch information from the shell’s internal documentation. It takes a text string as the command line argument and looks for the provided string in the shell’s documents. This saves you the time spent in going through the
Help command in Linux Read More »