DragonFly BSD focuses on scalability and multiprocessing. It feels more like a research OS than a daily desktop. Installation ...

Learn how to add, delete, and grant sudo privileges to users in Red Hat Enterprise Linux (RHEL), AlmaLinux and Rocky Linux.

Whether you like it or not, Windows 10 is going away, and it's time to pick a new OS. When Windows 10 support ends, I'm ...

RefreshOS 2.5 is a Debian-based distro using the KDE desktop – but very little of KDE apart from the desktop itself. This version is based on Debian 12, so, fully updated, it's effectively Debian ...

OverTheWire is a collection of web-based games that challenge you to perform tasks. One of the best things about the OverTheWire games is that they teach you how to solve problems on your own and do ...

Custom Command Prompt Displays a prompt (e.g., sh>) and reads user input. Command Execution Supports execution of standard Linux commands using fork and exec system calls. Input and Output Redirection ...

Long before Linux was introduced, I worked as a Unix system administrator. In those days, I downloaded the source code, unpacked the tarball archive it arrived in, compiled it, and installed it ...

Bash scripting is often seen as a convenient tool for automating repetitive tasks, managing simple file operations, or orchestrating basic system utilities. But beneath its surface lies a trove of ...

In what follows, text in monospaced font, is meant to be typed or is output. For example, the directory /gpfs1/user/g/r/grundoon indicates an actual directory name ...