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 su vs sudo: What's the Difference?
A comparison of the su and sudo Linux commands for escalating privileges for non-root users. More ...
Setting Up a Linux Modem
Almost all modems manufactured today are software modems, usually referred to as winmodems. Even though we pay a lot for a winmodem, they are cheap to manufacture because they use very little electronics. 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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
Looking at the Android Operating System
The Android operating system is actually an offshoot of the Linux operating system. Since its inception, however, Android has developed into a robust, independent operating system designed for mobile devices. 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 ...
The Linux Directory Structure
The Filesystem Hierarchy Standard (FHS), maintained by the Linux Foundation, defines the directory structure and directory contents in Linux operating systems. The main difference between the Windows operating system and Linux is that Linux does not use drive letters. More ...
