Tech Couch

A Comfy Corner for Software, Security, Cloud, and AI

The downsides of source-available software licenses

And how it differs from real open-source licenses

Configure linux debian to boot into a fullscreen application

Running kiosk-mode applications with confidence

How to use ansible with vagrant environments

Painlessly connect vagrant infrastructure and ansible playbooks

Why boring software is a smart choice

Not everything is about excitement

Common pitfalls running docker in production

Avoiding the mistakes many make when embracing containerized deployments

Modern linux networking basics

Getting started with systemd-networkd, NetworkManager and the iproute2 suite

Understanding how RAID 5 works

Striking a balance between fault tolerance, speed and usable disk space

A practical guide to filesystems

Picking the best option to format your next drive

A primer on LVM

Making the most of your storage devices

Automated security hardening on RockyLinux with OpenSCAP

Securing enterprise linux in less than a minute