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.
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 ...
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 ...
Linux Memory User Space
Linux Memory is divided into two distinct areas: user space, which is a set of locations where user processes run, and kernel space, which is the location where the code of the kernel is stored, and executes under. 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 ...
CFS: Completely Fair Process Scheduling in Linux
A scheduling class specifies which scheduling policy applies to which type of process. Completely fair scheduling (CFS), which became part of the Linux 2.6.23 kernel in 2007, gives every task a fair share of processor resources in a low-fuss but highly efficient way. 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 ...
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 ...
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 ...
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 ...
An introduction to the Linux Boot and Startup Processes
Ever wondered what it takes to get your system ready to run applications? Here's what is going on under the hood. More ...
Virtual Desktop Infrastructure (VDI) With Ubuntu Linux
Ubuntu Linux is ideal for anyone who is concerned about security of a WAN based virtual desktop infrastructure. It is also perfect for organizations hosting their applications in the cloud, utilizing software-as-a-service through a web browser. 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 ...
Configuration of Conky System Monitor for Linux
For those who work with computer resources conky universal system monitor will rouse some interest. The main peculiarity of this program is the usage of X Window System functionality to display data on the desktop, be it XFCE, IceWM, KDE, or any other. 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 ...
