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.
Know linux
Linux is growing steadily year after year. With a passionate community backing it, with big companies Like IBM and HP pledging their support for it, it's no wonder Linux, the wonder operating system for servers of the past, has also made it to the desktops of today. 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 ...
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 ...
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 ...
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 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 ...
What is Bash?
A shell is a computer program which exposes an operating systems services to a human user or other program. It normally uses a command-line interface, but may have a graphical user interface. It is called a shell because it is the outermost layer around the operating system. 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 ...
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 ...
Bootloaders In Linux
A boot loader is a program that controls the the initial sequence of operations performed in the process of starting the Operating System when the computer is switched on. More ...
Setting Up a Basic Ethernet LAN on a Linux PC
When you install most the Linux distributions on a PC connected with an Ethernet card, the Linux kernel automatically detects the Ethernet card and installs the appropriate drivers. The installer also lets you set up TCP/IP networking. More ...
Running Windows Applications on Linux
The perceived inability to run windows applications on Linux is what keeps many individuals from trying Linux. It turns out that it is possible to run many popular Windows applications on Linux PCs using one of several software technologies. 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 ...
