Linux Tutorials
Enable Bash Completion in Zsh on Linux
Zsh is the default shell on macOS and increasingly popular on Linux, but a large number of CLI…
Author
Josphat Mutai
AlmaLinux
Fix ifup Command Not Found on RHEL 10 / Rocky Linux 10 / AlmaLinux 10
If you recently upgraded to RHEL 10, Rocky Linux 10, or AlmaLinux 10 and your scripts are failing…
Linux Tutorials
Fix XFS Filesystem Has Duplicate UUID on Linux
If you have ever cloned a virtual machine or copied a disk with dd, you have likely hit…
How To
Add Extra Hard Disk to VirtualBox VM and Configure Automount
Adding extra virtual hard disks to a VirtualBox VM is something you will do regularly – whether you…
Linux Tutorials
Linux File Compression Guide – zip, gzip, bzip2, xz, zstd Compared
Linux offers a half-dozen solid compression tools, each with different trade-offs between speed, compression ratio, and compatibility. Picking…
Cloud
Allow AWS IAM User to Create Access Keys and Upload SSH Public Keys
In many AWS environments, IAM users need the ability to manage their own access keys and upload SSH…
How To
DNF Package Manager Guide for RHEL 10 / Rocky Linux 10 / AlmaLinux 10
DNF is the default package manager on RHEL 10, Rocky Linux 10, AlmaLinux 10, and Fedora. It replaced…
How To
Fix OpenStack Instance Stuck in Resized or Error State
OpenStack instances sometimes get stuck in unexpected states – “resized,” “error,” or other conditions where normal operations like…
How To
How to Dual Boot Rocky Linux 10 / AlmaLinux 10 with Windows 11
Running both Linux and Windows on the same machine is a practical setup for sysadmins and developers who…
Databases
MariaDB Replication Setup on Debian 13/12 – Primary/Replica Configuration
MariaDB replication copies data from one database server (the master) to one or more other servers (slaves) in…
Web Hosting
Install HestiaCP on Ubuntu 24.04/22.04 and Debian 13/12
HestiaCP is an open-source web hosting control panel forked from the now-abandoned VestaCP project. It gives you a…
Debian
Install Cinnamon Desktop on Debian 13/12
Cinnamon is a desktop environment originally developed by the Linux Mint project. Built on GTK and forked from…