Step-by-step guide to deploy a highly available Pi-hole pair with keepalived (VRRP) and a Virtual IP, plus config sync and validation

Comprehensive guide to automating macOS setup with dotfiles – from package installation to GPG/SSH key generation, Git configuration, and GitHub integration in under 15 minutes

Guide to expanding root filesystem on Rocky Linux 10 using cfdisk and resize2fs (ext4, no LVM)