How to install the required VPN packages on Arch Linux using pacman for OpenConnect-based VPN connections.

How to install the Ubuntu Mono font on Arch Linux and configure it in the Alacritty terminal emulator.

Fix image previews in Ranger file manager on Alacritty terminal by using ueberzug instead of w3m.

How to refresh Arch Linux pacman GPG keys and configure the fastest package mirrors using reflector.

How to retrieve the serial number and model of your Linux notebook using dmidecode.

How to enable system-wide trust for self-signed SSL/TLS certificates on Linux, useful for private Docker registries and internal services.

How to set up the Slovak eID (electronic identity card) smart card reader and signing tools on Arch Linux.

How to push Docker images to a remote registry that uses a self-signed SSL certificate by installing the CA cert locally.

Practical guide: how to use cryptsetup while installing archlinux.

Advent of Code Day 4 solution in Go: parse and validate passport data with required fields and strict value rules.