Posts
Why not start again ?!
After 10 years of blogging and shutting down ComputerZ Solutions in 2022, why I decided to start a fresh new website.
Docker Compose resource limits and reservations
How to set CPU and RAM limits and reservations in a docker-compose file to prevent host overload and improve container security.
Reset a Ghost user password via SQL
How to reset a Ghost user password directly in the MySQL database using a bcrypt hash — useful after a migration or when access is lost.
Create a ZFS storage with SSD cache in Proxmox
How to add an SSD as a read cache to a ZFS pool in Proxmox with just two commands to speed up storage performance.
Firmware update on a Stormshield SN200 / SN300
Step-by-step guide to updating the firmware on Stormshield SN200 and SN300 firewalls to maintain security and performance.
Fix WordPress missed scheduled posts
How to fix the WordPress missed schedule error caused by a WP-Cron configuration issue, with solutions for both dedicated servers and shared hosting.
Scan your WordPress site with WPScan on Arch Linux
WPScan is a WordPress vulnerability scanner available in the Arch Linux repositories.
Pacman - installation blocked by a database lock error
The 'unable to lock database' error in Pacman is a common issue on Arch Linux. Here is how to diagnose and fix it.
Resize a .vmdk disk with VirtualBox
How to resize a .vmdk disk file with VirtualBox from the command line, with the necessary precautions before any operation.
Handling the Arch Linux update error from 03/06/13
Archived article: handling the June 2013 Arch Linux update error. No longer needed on modern Arch installs (2014+).