System Administration & Configuration

Install Arch Linux in VMware...

Arch Linux is a powerful and customizable operating system with a minimal base install. If you are a newer Linux user then you may be interested in installing Arch Linux, but have been reluctant to do so because of the learning curve that is sometimes associated with the process. If that is the case then it is a great idea to first install Arch Linux as a virtual machine and take it for a test drive. This tutorial...
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Firefox and the Linux command line

Mozilla Firefox, by its very virtue of being a web browser, is a program with a GUI front end. But make no mistake, the program can be launched from the command line, and there are quite a few handy options we can specify with this command. In this guide, we'll show how to open Firefox from the command line on a Linux system . We'll also go over some tips and tricks so you can get the most out of launching Firefox...
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Programming & Scripting

How to connect to an FTP server...

FTP (File Transfer Protocol) needs no presentations: it is among the most used file transfer methods between one or more clients and a server. By design it supports both anonymous access and authentication, but in its most basic form it doesn’t provide data encryption, that’s why it is often secured via TLS. A lot of FTP client applications are available on Linux, as for example Filezilla (graphical) or lftp...
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Useful Bash Command Line Tips and...

In this article, we will explore user input: for all those times you want to ask the user to ‘press enter to continue’, or to actually read a string of input and store it into a variable for later processing. We will also look at how to find manual pages for built-in commands which otherwise may not seem to be available. In this tutorial you will learn : Useful Bash command line tips, tricks and methods How to...
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Multimedia & Games

How to download and install Firefox...

Mozilla Firefox is one of the most popular and widely used web browsers in the world. It's available for installation on all major Linux distros , and even included as the default web browser for some Linux systems . In this guide, we'll cover the step by step instructions on how to download and install Mozilla Firefox on the most popular Linux distros. This will include methods for installation from a distro's...
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How to fix "Firefox is already...

In this guide, we'll show you a few different methods for fixing the Firefox is already running but is not responding error message on a Linux system . First, let's go over a few reasons for why this error may be occurring. It's not uncommon to have an application freeze or "hang" every once in a while, so if this isn't an issue that you repeatedly have with Firefox, you can probably simply kill the process and get...
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Ubuntu

How to install the NVIDIA drivers on...

The objective is to install the NVIDIA drivers on Ubuntu 20.10 Groovy Gorilla Linux and switch from a opensource Nouveau driver to the proprietary Nvidia driver. To install Nvidia driver on other Linux distributions, follow our Nvidia Linux Driver guide. In this tutorial you will learn: How to perform an automatic Nvidia driver installation using standard Ubuntu Repository How to perform an Nvidia driver...
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Best Ubuntu Screen Recorders

If you ever need to record your screen on Ubuntu Linux , there are a lot of tools you can use to accomplish the task. Not all Linux screen recording software is created equal, and you may find that one tool suits your scenario better than others. In this guide, we're counting down our top 5 favorite screen recorders for Ubuntu. We'll also cover their highlighted features and show you how to install and get started...
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Debian

How to setup vsftpd on Debian

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...
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apt vs apt-get - Advanced Package Tool

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...
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Kali Linux

Kali Linux Download

Kali Linux is not your typical Linux distribution . It has a very specific use case, and that is to provide the user with penetration testing and ethical hacking tools. For other most popular Linux distributions please visit our dedicated linux download page. Under the hood, Kali Linux runs much like Debian , on which it is based. However, Kali should not be used as an ordinary operating system; it has a specific...
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How to install VeraCrypt on Kali Linux

For years, TrueCrypt was the gold standard in encrypting drives across platforms. TrueCrypt is gone now, but VeraCrypt is carrying on its legacy. It looks and works a lot like TrueCrypt did, and it's compatible with TrueCrypt partitions. Even though VeraCrypt isn't available in Kali's repositories, but that doesn't mean that it's difficult to install. You can download the VeraCrypt installer right from the...
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RHEL / CentOS

Create and configure setgid...

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...
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Install firewalld on CentOS Linux...

firewalld is a front-end for the built in netfilter firewall on Linux systems . The main advantage of firewalld over using raw nftables/iptables commands is that it's easier to use, especially for more complex firewall features like timed rules. In this regard, it's similar to the uncomplicated firewall (ufw) that comes installed by default on Ubuntu systems. On CentOS , firewalld is the default firewall interface...
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Fedora

Fedora Linux Download

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...
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How to install the NVIDIA drivers on...

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...
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