Raspberry Pi 400 PC in a Keyboard Raspberry Pi 400 takes the same components as Raspberry Pi 4, including the system-on-chip and memory and puts them in a compact keyboard.
What is Ubuntu?
Ubuntu is a completely free, easy-to-use, and popular Linux distribution that is geared toward the desktop user and is designed to be user friendly. More ...
Linux Security Basics: How to Encrypt and Sign Files with GnuPG
Linux comes with the GNU Privacy Guard (GnuPG or GPG) encryption and authentication utility. With GnuPG, you can create your public and private key pair on your Linux system, encrypt files with your key, and digitally sign a message. More ...
Levels and Layers of Abstraction in a Linux System
We can use abstraction to split computing systems into components to make things easier to understand, but it doesn't work without organization. We arrange components into layers or levels. A layer or level is a classification (or grouping) of a component according to where that component sits between the user and the hardware. More ...
Set Up a Minimal Server on a Raspberry Pi
The Raspberry Pi is a small, single-board computer that is perfect for computer projects, but a Raspberry Pi can also be used as a web server on your main local network or the internet. This step-by-step guide shows you how. More ...
Protect Your Android Device From Malware
The growth rate of mobile devices continues to soar. Android is the leading operating system for mobile devices. Cybercriminals have intensified their efforts to hack into Android devices. More ...
Commands to Display Your Linux Computer's Hardware Information
Get the details on the hardware inside your Linux computer from the command line. More ...
Basic Linux File and Directory Commands
This article explains the basic Linux file and directory commands used in their simple forms. How to determine you location in the directory hierarchy, create a directory, delete a directory, create a new file, move a file, copy a file, delete a file, and more. More ...
Choosing a Printer for Linux
Most Linux distributions use the Common Unix Printing System (CUPS), which contains drivers for most printers available today. This means Linux offers much wider support for printers than Windows does. More ...
The Fedora 3 Linux File Structure
You'll feel more comfortable using Linux if you understand its file system. Like any operating system, the Linux file system is organized in a hierarchical structure where a directory can contain files or other directories. More ...
How to Use the VIM Text Editor in Linux
In 1988, an improved version of Vi, called vim (vi iMproved), was released. This article provides some examples that illustrate some basic operations with text as well as its extra features that make vim unique and useful. More ...
What You Need to Know to Set Up a Simple Firewall in Linux
Like any other OS, Linux needs to be protected with a firewall. Essentially, a firewall is a protective fence that keeps unwanted external data and software out and sensitive internal data and software in. More ...
Understanding the Linux Boot Process
In order to troubleshoot a Linux system that fails to boot, it is important to understand the boot process. Then we can identify at which stage of the booting sequence the failure occurred. More ...
How to install software applications on Linux
For well over a decade, Linux has used software repositories to distribute software. A repository in this context is a public server hosting installable software packages. More ...
Installing Fedora 3 Linux
Installing Fedora is as simple as inserting the first CD-ROM into the drive and rebooting. But first make sure that your system is set to boot from the CD drive. Watch the on-screen messages as the system boots. More ...
