Level Up Linux: 20 Must-Know Commands for Newbies
So, are you planning to switch from Windows to Linux or have you recently made the switch to Linux? Oops! What am I asking? Why else would you be here? In my earlier experience as…
Understanding APT, APT-Cache and Their Frequently Used Commands
If you’ve ever used Debian or Debian-based distributions like Ubuntu or Linux Mint, then chances are that you’ve used the apt package system to install or remove software. Even if you’ve never dabbled in the command…
12 Practical Examples of Linux Grep Command
Have you ever been confronted with the task of looking for a particular string or pattern in a file, yet have no idea where to start looking? Well then, here is the grep command to…
Exploring Shorewall Firewall Configuration Checks in Linux
In my previous article, we learned the installation of Shorewall, configuration file setup, and the configuration of port forwarding over NAT. In this article, we will delve into common errors associated with Shorewall, provide solutions,…
Shorewall – A High-Level Firewall for Configuring Linux Servers
Setting up a firewall in Linux can be very daunting for a newbie, or someone not very familiar with iptables. Luckily, there is a very easy-to-use solution in Shorewall. In this multi-part tutorial, I am…
5 Best Open-Source School Management Software for Linux
Brief: This tutorial examines some of the best free and open-source school management software for Linux. Running an educational institution in an efficient manner is no mean task. It usually involves handling various aspects such…
3 Tools to Monitor and Debug Disk I/O Performance in Linux
Brief: In this guide, we will discuss the best tools for monitoring and debugging disk I/O activity (performance) on Linux servers. A key performance metric to monitor on a Linux server is disk I/O (input/output)…
How to Create Clones and Templates of Virtual Machines in Proxmox
In this tutorial, you will learn how to create clones and templates of Virtual Machines in Proxmox. Take a look at our earlier tutorials on Proxmox. A clone is simply an exact copy of a…
DSH (Distributed Shell) – Run Commands on Multiple Linux Servers
Systems Administrators are well aware of the importance of being able to monitor and administer numerous machines in a short amount of time, preferably with minimal physical movement. Whether it’s a small cloud environment or…
How to Install and Compile Kernel in Debian
One of the biggest draws to using Linux is its easy customization and one of the most fun things to customize is the Kernel itself, the heart of the Linux operating system. Chances are that…
Pssh – Execute Commands on Multiple Remote Linux Servers
No doubt, that OpenSSH is one of the most widely used and powerful tools available for Linux, which allows you to connect securely to remote Linux systems via a shell and allows you to transfer…
How to Backup and Restore VMs in Proxmox
This is our fourth guide of the Proxmox series, in this tutorial, we will explore how to backup and restore VMs in Promox. As a prerequisite, ensure that you already have a virtual machine running…
How to Create Containers in Proxmox
In the previous lectures, we learned how to install Proxmox on Debian and also how to create virtual machines. In this tutorial, we will see how to create a container on Proxmox. Containers in Proxmox…
5 Best Skype Alternatives for Linux Desktop
There’s no doubt that Skype is arguably one of the most popular instant messaging and video calling applications there is out there. Whether it’s keeping in touch with your friends and family or having conversations…
10 Best Tools to Install on Fresh Linux Mint Installation
So, you have just installed a fresh copy of Linux Mint 20 or Linux Mint 21 and are ready to make the most of your new system. How do you move forward? In this guide,…
5 CLI Tools for Downloading Files and Browsing Internet in Terminal
The Linux command line, the most adventurous and fascinating part of GNU/Linux, is a very cool and powerful tool. The command line itself is highly productive, and the availability of various built-in and third-party command-line…
10 Linux System Administrators New Year’s Resolutions for 2024
It is time to make our New Year’s resolutions. Regardless of your experience level as a Linux system administrator, we think it is worth well to set goals for growth for the next 12 months….
Fish – A Smart and User-Friendly Interactive Shell for Linux
The Friendly Interactive Shell which is commonly called and abbreviated as FISH is a shell for UNIX and UNIX-like operating systems. It is released under GNU General Public License v2. FISH is a user-friendly, interactive…