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.
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 ...
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 ...
The Linux File System
Linux uses a whole different file system philosophy than Windows. Windows automatically assigns a drive letter to every partition and drive it finds. But Linux makes every partition and drive a subdirectory of the root (/) partition. More ...
Connecting Linux to the Internet
Today, a computer without Internet access would be severely limited. Mozilla running on Linux provides more reliable and secure Internet access than Internet Explorer running on Microsoft Windows. More ...
Understanding Linux Filesystems: Ext4 and Beyond
Learn the history of ext4, including what's different from ext3 and the other filesystems that came before it. More ...
Ubuntu Quick Start
One of the biggest buzz words on the Internet today is "Ubunto". Why is Ubunto so popular? Is it really that much better than any other Linux? Is Ubunto a threat to Microsoft Windows? And how difficult is it to try Ubunto? More ...
Linux Server Hardening
For today's computing platforms, ease of access and openness is essential for web based communications. This is at odds with the increased necessity for comprehensive security measures in a world full of malware and hacking threats. More ...
Linux System Calls and Support
There are several kinds of kernel features available to user processes. For example, system calls (or syscalls) perform specific tasks that a user process alone cannot do well or at all. For example, the acts of opening, reading, and writing files. More ...
CFS: Completely Fair Process Scheduling in Linux
A scheduling class specifies which scheduling policy applies to which type of process. Completely fair scheduling (CFS), which became part of the Linux 2.6.23 kernel in 2007, gives every task a fair share of processor resources in a low-fuss but highly efficient way. More ...
What Is the Android Operating System?
Google's Android operating system is a version of Linux customized for mobile devices, developed by the company Android Inc., which was purchased by Google. It has gone through many updates, each version give the name of a different dessert. More ...
How Linux Works
To master Linux, you need to understand its internals, like how the system boots, how networking works, and what the kernel actually does. Brian Ward makes the concepts behind Linux internals accessible to anyone curious about the inner workings of the operating system. More ...
What is a Linux Distribution
An operating system consists of a lot of files and the files that make up Linux along with an installer for the files are called a distribution. More ...
How to Detect and Guard against Linux Security Vulnerabilities
You should scan your Linux-based systems to avoid hacks and gather information from both outside and inside your network. That way, you can see what the bad guys see from both directions. More ...
Fedora 3 Modem Installation
An external modem connects to your computer's USB or serial port. External modems have their own controller and DSP circuits. An external modem is the best choice if you have several computers because it be moved without opening the computer's case. More ...
