There's no shortage of compression tools available for Linux systems . Having so many choices is ultimately a good thing, but it can also be confusing and make it more difficult to select a compression method to use on your own files. To complicate things further, there is no objectively best tool for every user or system, and we'll explain why. When it comes to compression, there are two benchmarks that we need to...

NetworkManager is a software utility for configuring and managing network interfaces. It is developed by the Gnome project and is used in many distributions and by many Desktop Environments. The stated goal of NetworkManager is to make setting up and configuring networking as automatic and painless as possible, so that it just works. To aid in this goal NetworkManager can perform connectivity checking in order to...

On Linux and Unix-based operating systems, pipes are very useful since they are a simple way to achieve IPC (inter-process communication). When we connect two processes in a pipeline, the output of the first one is used as the input of the second one. To build a so called “anonymous” pipe, all we have to do is to use the | operator. Anonymous, or unnamed pipes last just as long as the processes they connect. There...

If you are just starting to explore the Bash coding language, you will soon find yourself wanting to create conditional statements. Conditional statements, in other words, define ‘if a condition is true or false, then do this or that, and if the opposite is true, do something else ’. This is the most basic function of any conditional statement. This article will introduce you to the five basic if statement clauses....

Nowadays a lot of video sharing platforms exist online. Some are really popular, like Youtube , and others are a little more “obscure”. Different types of content can be found on these platforms, but is not always possible to download them via the native web interface. In this tutorial we will see how to use a small command line utility: youtube-dl . This command line utility is able to download said videos for us...

Cmus is a fantastic ncurses-based music player written in C. It can be used on all Unix-based operating systems, and so also on Linux. It has a series of very nice features like gapless playback, and supports a variety of file formats; among the others: Ogg Vorbis, MP3, FLAC, Opus, Musepack, WavPack, WAV, AAC, and MP4. It also support adding features via extensions. In this tutorial we will learn its basic usage....

In this guide, we'll be going over the step by step instructions to remove Apache web server from Ubuntu Linux . Ubuntu offers us two options for uninstalling the software, either "remove" or "purge." Read on to learn the difference and find out how to perform either function. In this tutorial you will learn: How to remove, purge, or reinstall Apache web server from Ubuntu

Files with a .rar extension are compressed archives, much like a .tar.gz or .zip file. It's one of many file compression formats that rose to popularity over the years, but requires its own utility to use. You may have an individual .rar archive such as file.rar , but RAR archives are also known for being split into multiple files, such as file.rar , file.r00 , file.r01 , etc. In these cases, it's necessary to open...

Vsftpd is the acronym of Very Secure FTP Daemon: it is one of the most used ftp servers on Linux and other Unix-like operating systems. It is open source and released under the GPL license, and supports virtual users and SSL for data encryption. In this tutorial we will see how to install it and configure it on Linux. In this tutorial you will learn : How to install vsftpd on Debian 10 How to configure vsftpd How...

If you've ever used Debian Linux or one of the many Linux distributions that were derived from it, such as Ubuntu , you may have seen the apt and apt-get commands sprinkled throughout the distro's documentation. At surface level, these commands seem interchangeable, and a lot of documentation or online guides throw them around as if they are. However, there are some key differences between the two and we have some...

The objective of this guide is to show how to check what version of Kali Linux a system is running. This includes information such as the version number and what CPU architecture the system uses (i.e. 32 or 64 bit). Kali is a rolling release, meaning that there are no full system upgrades. Rather, users just need to update all the packages on their system in order to upgrade to the latest version of Kali. With this...

The telnet utility, a once common protocol that graced the terminal of every system administrator and power user, was a precursor for SSH . These days, it's a forgotten relic that isn't installed by default on most Linux distros . Despite the other protocols that have come to replace it, telnet remains an ideal utility to test the connection to a certain port of a device . In this guide, we'll see how to install...

SSL encryption for your website is extremely important. It prevents man in the middle attacks, helps your page's SEO, and browsers like Firefox won't warn users that your site is insecure . Best of all, you can get all these advantages for just a few minutes of your time. In this guide, we'll show you how to install Let's Encrypt on Centos 8 , and how to use it to configure SSL encryption for your website. In a few...

GNU/Linux filesystem permissions and rights are the basis of the system's security, and one of it's principles is the clear separation of rights to files and folders. In a heavily multiuser environment, such as a school's server, file rights prevent a user by default to accidentally delete or overwrite another's documents. However, there are use cases where multiple users need to access (read, write, and even...

The Fedora Linux distribution is sponsored and backed by Red Hat. It's available for free and acts as a sort of testing ground for Red Hat's flagship operating system, Red Hat Enterprise Linux. As a result, Fedora contains many of the newest ideas and bleeding edge technology. Things that perform well on Fedora for some time will usually end up making their way into the commercially available RHEL distribution. For...

The NVIDIA Driver is a program needed for your NVIDIA Graphics GPU to function with better performance. It communicates between your Linux operating system, in this case Fedora 32, and your hardware, the NVIDIA Graphics GPU. The NVIDIA drivers can be installed by using the bash command after stopping the GUI and disabling the nouveau driver by modifying the GRUB boot menu. To install Nvidia driver on other Linux...