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How to Enable Raspberry Pi WiFi

To Enable Raspberry Pi Wifi, running the Raspbian Server involves a few steps. As usual with Linux servers, there is more than one way to do it. I prefer the path of least resistance. Upon downloading and installing Rapbian Server (the non-desktop edition). Step 1: Accessing raspi-config Open the terminal...

What Linux Version or Distribution Am I Running?

As a Linux system administrator, there will be times when you need to determine which operating system you are running and which version of that operating system is installed. Many SysOps only ever create a remote connection to servers over SSH, and if the system is not documented or doesn’t...

How to Enable / Disable SELinux

SELinux, or Security-Enhanced Linux, is a security framework developed to enhance the security of Linux-based operating systems. It closely monitors and controls access to various parts of the system, such as files, processes, and network resources. The Linux Security Framework implements a Mandatory Access Control model. This means it enforces...

How to Master Grep and RegEx

GREP (Global Regular Expression Print) is a command-line tool for searching and manipulating text files. It allows you to search for specific text patterns, called regular expressions, within a file or set of files and perform various operations on the matched text. Regular expressions, or regex for short, are patterns...

Best Linux One Liners

Here is a collection of my favourite Linux one-liners. Linux is such a versatile operating system that you can string commands consecutively to make a command that perfectly fits your requirements. Print Login Session Information Find the last users who have logged onto your system. Let’s break down the command...

Linux useradd command help and examples

Understanding the Linux File System

Understanding the Linux File System: Ext4, XFS, and More The Linux File System is a fundamental component of any Linux operating system. It serves as the layer that manages how data is stored and retrieved on storage devices.  In the Linux environment, several file systems exist to serve various needs...

Windows 10 vs Windows 11: An Exciting Windows Comparison

Introduction Microsoft has consistently dominated the operating system landscape for personal computers. In the latest chapter of its technological saga, the company released Windows 11, an ambitious successor to the well-established Windows 10. Do you need to upgrade your computer? read our Windows Comparison to see if the upgrade works...

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