System & Network Admin

List of official and community contributed libraries for interacting with the Vault HTTP API.

Caddy as a reverse proxy for Docker. Contribute to lucaslorentz/caddy-docker-proxy development by creating an account on GitHub.

A collection of NixOS modules covering hardware quirks. - NixOS/nixos-hardware

Learn what causes CPU and GPU bottlenecks, how to identify them, and practical fixes to balance performance. Includes tips for gaming, high-resolution tasks, and hardware upgrades.

Explains Linux command to check disk space to find disk space usage, estimate file space usage and more using the df, du and other CLI.

Home channel page

libguestfs, library and tools for accessing and modifying VM disk images

I don’t have a boss. That’s not a brag, it’s a symptom. If I had one, I’d be canned before lunchtime, probably before I even logged in…

It should come as no surprise that the hacker community has embraced the Meshtastic project. It’s got a little bit of everything we hold dear: high quality open source software, fantastic doc…

Learn Linux basics with Bandit Level 0→1! Explore SSH, ls, cat, man pages, and file reading while uncovering Unix's history and secure access methods.

This is the first part of an experimental journey as I explore how many instances of my favorite IoT framework I can run on the 192 core Ampere One.

In this article, you'll find 11 of the best tools to create a bootable USB from an ISO image on Windows, Linux, and macOS – including Rufus, Etcher, and Ventoy.

Is your Linux system slow? Learn how to safely clear RAM cache, buffer, and swap space to instantly free up memory. Simple steps, no reboot required.

Learn how to create the non-existing target directory automatically when we copy files

Well, kind of the easy way. I honestly had better results using this appraoch than with the Terraform plugins available for Proxmox. The solution is to run QEMU commands directly in the proxmox node’s CLI and use a cloud-init OS image. The cloud-init images are typically in qcow2 storage format 1. I will be using the latest debian 12 Bookworm image from the official repo. wget https://cloud.debian.org/images/cloud/bookworm/latest/debian-12-generic-amd64.qcow2 Next, let’s create a virtual machine template with 2gb of memory and 2 cores and set networking to use the default bridge vmbr0.

h1 id="a-valid-html-zip-bomb"a tabindex="0" class="anchor" href="/notes/html_zip_bomb"A valid HTML zip bomb/a/h1pimg src="/notes/res/zip_bomb_file.svg" alt="Illustration d'une bombe zip" height="150" width="150"/pa href="/notes/html_zip_bomb"/a

In this article, we will review some of the most used command-line tools and utilities for network management, troubleshooting and debugging in Linux.

Learn how to quickly compress an entire directory into a single tar file with the command line.

In this article, you'll learn how to use mkcert to generate locally trusted HTTPS certificates for local development environments in Linux.

Everything fails eventually, but moving parts fail fastest of all– and optical drives seemingly more than others, at least in our experience. Even when they work, vintage drives often have tr…

foobar2000

Monitor your NUT server with a great web dashboard

Homebrew bills itself as the package manager MacOS never had (conveniently ignoring MacPorts) but they leave the PPC crowd criminally under-served, to say nothing of the 68k gang. Enter [that-ben] …

In this article, you’ll learn how to use sed and awk to parse, edit, and automate changes in Linux configuration files with simple examples.