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Linux Operating System

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 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 ...

How to Protect Files and Directories in Linux
In Linux, you can protect the files through file ownership and the permission settings that control who can read, write, or execute the file. More ...

What You Need to Know to Set Up a Simple Firewall in Linux
Like any other OS, Linux needs to be protected with a firewall. Essentially, a firewall is a protective fence that keeps unwanted external data and software out and sensitive internal data and software in. More ...

The Fedora 3 Linux File Structure
You'll feel more comfortable using Linux if you understand its file system. Like any operating system, the Linux file system is organized in a hierarchical structure where a directory can contain files or other directories. 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 ...

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 ...

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 ...

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 ...

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 ...

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 install software applications on Linux
For well over a decade, Linux has used software repositories to distribute software. A repository in this context is a public server hosting installable software packages. 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 ...

The Death of Windows
If want you to explore and learn about Linux without uninstalling Windows or making any changes to your PC, Knoppix is the way to go. maybe someday everyone will carry a Knoppix CD and a CD-RW to use on any computer they find. That day will truly be the death of Windows. 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 ...