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.
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 ...
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 ...
What is Linux?
Linux is an operating system that was not created by a corporation or by someone out to make money. The Linux core was created by Linus Torvalds who wanted to create a Unix-like system that would work on home computers. More ...
Tips for top: Monitoring CPU load on Linux
The top program provides a dynamic real-time view of a running system. It can display system summary information as well as a list of processes or threads currently being managed by the Linux kernel. You can open the Terminal either through the system Dash or the Ctrl+Alt+T shortcut. More ...
7 Steps to Securing Your Linux Server
This primer will introduce you to basic Linux server security. While it focuses on Debian/Ubuntu, you can apply everything presented here to other Linux distributions. More ...
Linux su vs sudo: What's the Difference?
A comparison of the su and sudo Linux commands for escalating privileges for non-root users. More ...
Welcome to the world of Knoppix
Knoppix is a bootable CD with a collection of GNU/Linux software, automatic hardware detection, and support for many graphics cards, sound cards, SCSI and USB devices and other peripherals. It is not necessary to install anything on a hard disk. 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 ...
You Can Switch to Linux!
Books have been written with solutions for all the potential pitfalls the Linux-switcher faces. Instead of just telling you what to do, I?m going to tell you how to do things and explain why you're doing them. I'm going to focus on the things that are truly a challenge (and poorly documented), but still give you a head start on the easy stuff. More ...
Ubuntu for Non-Geeks: A Pain-Free, Get-Things-Done Guide
If you are new to Ubuntu, or even new to Linux, this book is a great introduction to Ubuntu Linux. However, it goes beyond that. When you finish the book, you will have a lot of knowledge about Ubuntu, and you will be much more comfortable with this excellent operating system. 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 ...
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 ...
How to Switch to Ubuntu
Ubuntu is a free alternative to Windows which is fast and easy to use. You may want to switch to Ubuntu because of its robust security, speed, freedom, ease of use, low maintenance, and no price. This article will show you step by step how to switch from Windows to Ubuntu. More ...
Working With Files in Linux
With the availability of OpenOffice, a free Open Source version of Microsoft Office which includes a Word compatible word processor, an Excel compatible spreadsheet, and a PowerPoint compatible presentation application, you no longer need to use Microsoft Windows. More ...
