A Simple Entry Guide to Btrfs Snapshots (Part 1)
In this guide (part 1) I'll briefly explain what Btrfs snapshots are and how to set up automatic local snapshots.
How to (properly) uninstall acme.sh
How to properly uninstall acme.sh
Customize Ubuntu’s MOTD you see on SSH
In this guide I'll show you how to customize the MOTD on your Ubuntu installation to remove ads, adding useful info and even having some fun!
Running your own AI in-house – Part 2 – LLM/LVM – Ollama on the Web (API) and Code Editor
Let's continue our article series by taking a look at the HTTP API, optimizing the systemd service, putting Nginx in front of it with HTTPS and making sure authentication is required; finally, we set up our code editor config to use our remote instance.
How to quickly get hostnames of a TLS certificate
Use OpenSSL and awk to quickly extract hostnames from a certificate file!
How to verify SSH host keys and optionally using SSHFP in DNS
In this article I'll guide you through verifying SSH host keys manually, then the crazy shell shenanigans way, and finally we'll talk about SSH keys in SSHFP DNS(SEC) records!
Linux with compressed RAM!
Today we'll recreate Apple Magic on Linux (kind of)
Running your own AI in-house – Part 1 – LLM/LVM – Ollama in the shell
In this guide I'll show you how to install Ollama and running your first LLM/LVM, recommend some models, give you examples on how to script with it and finally how to describe images. This is the first article in a series of articles on how to run AI in-house.
I set up my own Arch Linux mirror…
I did the thing they tell you not to do: I set up my own local Arch Linux mirror at home.
Rebooting Linux without rebooting
Avoid downtime and reboots with Linux! 🚀 Learn how to “reboot” user-space with systemctl soft-reboot, load a new kernel with systemd kexec, and minimize interruptions with live patching. Say goodbye to long restarts and hello to (more) seamless updates! 🖥️✨