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.
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 ...
Dual-Boot Windows and Ubuntu
with your dual-boot Windows and Ubuntu configuration you can see what Ubuntu can do when installed to your hard disk running at full speed, and you can still run Windows when you need to use legacy applications that don't come in a Linux version. More ...
Check Used Disk Space on Linux With du Command
On most personal devices, drives get filled up with photos and videos and music, on servers, drives get filled up with data in user accounts and log files. You can check in on disk usage with the du command. More ...
12 Essential Linux Commands for Beginners
I recommend these commands to anyone who is getting started with Linux. 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 ...
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 ...
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 ...
View Your Linux Server's Network Connections With Netstat
Netstat is a command-line network utility that displays network connections, routing tables, and a number of network interfaces, and network protocol statistics. This artilce shows how to view Your Linux Server's Network Connections With Netstat. 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 ...
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 ...
Virtualization Technology an Emerging Technology
Virtualization involves a physical resource being shared amoung multiple virtual resources. For example multiple virtual machines can run on the same physical host, with each virtual machine sharing the resources of the host. Virtualization represents a huge monetary savings opportunity for business. More ...
Linux Server Step-by-Step Configuration Guide
This book contains no boring theory. Instead it's packed with 54 hands-on, step-by-step exercises and 185 graphics including screen captures showing you exactly what you should be seeing on your own screen. 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 ...
Linux Display Settings
Linux uses a free version of the X Window System called Xfree86 to control your display. Xfree86 supports VGA, Super VGA, and some accelerated video adapters. If you have a new video card, or new motherboard with on-board video, you may want to download the latest version of Xfree86. More ...
