How to install, uninstall and update Firefox on Ubuntu
Mozilla Firefox is the preferred web browser for many Linux users. It is free and open source software, which as we all know, goes hand in hand with any Linux system. One important aspect of system security is to keep…
Ubuntu 22.04 not booting: Troubleshooting Guide
If you are having trouble booting into your Ubuntu 22.04 system, there is a tool called Boot Repair that can remedy a broad range of frequent issues. Usually trouble with booting can be due to the GRUB boot menu or a corrupt…
How to check NGINX status on Ubuntu
After installing NGINX on Ubuntu Linux, either as a web server or reverse proxy server, you’ll need to learn the basics of administrating the service. In this tutorial, we’ll show how to check the status of NGINX on Ubuntu. This will give you information…
Enable SSH root login on Ubuntu 20.04 Focal Fossa Linux
SSH (Secure Shell) is used to handle network services securely over an unsecured network. Some examples include: remote command-line, login, and remote command execution. Normally to log into SSH, it must be done as a normal user, and then you can…
How to install GCC the C compiler on Ubuntu 22.04 LTS Jammy Jellyfish Linux
GCC (GNU Compiler Collection) is a compiler system developed to support various programming languages. It is a standard compiler used in most projects related to GNU and Linux, for example, the Linux kernel. The objective of this tutorial is to…
How to show/check for open ports on Ubuntu Linux
Checking for open ports on Ubuntu Linux is an essential part of security administration. Some Linux software works by listening for incoming connections. A simple example would be a web server, which handles user requests on HTTP port 80 or HTTPS port…
How to install Wasabi Wallet on Debian/Ubuntu Linux
Wasabi is a free and open source Bitcoin wallet that can be installed on Linux distros like Debian and Ubuntu. One of the biggest benefits of using Wasabi wallet is its privacy driven focus, such as allowing users to take…
How to install BitPay Wallet on Debian/Ubuntu Linux
BitPay wallet is a popular choice among cryptocurrency users because it supports a wide variety of cryptocurrencies such as Bitcoin, Ethereum, and a slew of others. The wallet also provides services to merchants in order to accept online payments. In…
How to install CUDA on Ubuntu 20.04 Focal Fossa Linux
The Nvidia CUDA toolkit is an extension of the GPU parallel computing platform and programming model. The Nvidia CUDA installation consists of inclusion of the official Nvidia CUDA repository followed by the installation of relevant meta package and configuring path…
How to install Electrum Bitcoin wallet on Debian/Ubuntu Linux
Electrum is a wallet for Bitcoin cryptocurrency. It has been around since 2011 and has remained a popular choice among users thanks to its advantages like being free, decentralized, redundant, and safe. It is possible to get started with using…