System & Network Admin

Windows  XP  Embedded  is  the  operating  system and  development platform  delivering  the power of the Windows operating system in componentized...

If you aren't using Bunny Shield and have noticed anomalies in your bandwidth, read this guide to diagnose what's causing it.

Learn how to easily upgrade Debian 12 Bookworm to Debian 13 Trixie safely. Complete step-by-step guide with preparation, commands.

Configure Debian backports on Debian 13, 12 and 11 to access newer software safely. Covers DEB822 setup and install examples.

Use pv in numeric mode to stream integer percentages while copying a file, and update a Terminal Widget progress bar in real time. Same idea as the rsync progr…

Local area networks (LANs) that use technologies like Ethernet and Wi-Fi are incredibly useful for letting devices talk with each other. Yet a core problem here is knowing which devices are where o…

Sanitized excerpt from my private homelab repo

TkDesk is a graphical file manager for Unix and the X-Window System. This is free and open source software written in Tcl/Tk.

SSH port forwarding explained in a clean and visual way. How to use local and remote port forwarding. What sshd settings may need to be adjusted. How to memorize the right flags.

[I've already blocked entire countries to combat scrapers](/posts/2026/blocking-entire-countries-because-of-scrapers), [I update my `robots.txt`](/robots.txt) for well-behaved bots (and 403 any included in the list that access anything other than my `robots.txt`). In addition to these steps, I've started blocking traffic from IPs contained in [Spamhaus](https://www.spamhaus.org)' [DROP](https://www.spamhaus.org/drop/drop_v4.json) and [DROPv6](https://www.spamhaus.org/drop/drop_v6.json) lists.

[Navidrome released plugin support a few weeks ago](https://github.com/navidrome/navidrome/releases/tag/v0.60.0) and I've been working on implementing a plugin that scrobbles my listens to my own API endpoint. This has replaced my previous approach of regularly polling a private endpoint that sat unused in [Navidrome](https://www.navidrome.org)'s UI. It works better and uses a properly supported mechanism to meet my needs.

[Trwmato] wanted to spend more time listening to a normal radio to cut back on phone use. But the programming wasn’t quite right so, of course, the solution was to spin up a custom radio stat…

ATAboy is designed for retro computing enthusiasts, data recovery experts, and archivists. Read and write the oldest of IDE hard drives, without the need for an “in-between” vintage com…

Build durable, fault-tolerant functions in pure SQL. Retries, scheduling, parallel execution, and conditional branching — all inside PostgreSQL.

The standard answer to managing dotfiles on NixOS is home-manager. I've never used it, due to two aesthetic and one practical objection:

A cron job for every man, woman, and child.

The main termux site and help pages.

A practical guide to Docker networking through localhost, bridge networks, service DNS, published ports, Compose networking, and debugging container connection issues.

I have a hard time with focus, and my job is to write with a computer. So I made a computer just for writing! If you read descriptions for videos, say "Rocky Almadora" in the comments. If you're an...

Speech to Text on AMD with Whisper

Ubuntu 25.04, manually installed ROCm 7.0.1, and whisper.cpp 1.8.0 works on a Strix Halo Ryzen AI Max+ 395 APU: $ mkdir build ; cd build $ cmake .. \ -DGPU_TARGETS="gfx1151" \ -DGGML_HIP=ON \ -DCMA...

This tutorial will show you how to use Rsync on a Synology NAS using Rsync! This process ensures all of your data is secured and utilizes Rsync!

A quick guide on how to mount CIFS shares on Proxmox Containers for Proxmox 7.x release.

How I sync passwords across my laptop, desktop, and phone using KeePassXC and Syncthing, plus a couple bash scripts I wrote to handle masked emails (like 1Password's feature) and merge sync conflicts.

In this guide, we'll explain what witr is, how to install it on Linux, and how to use it to instantly find out why any process, port, or PID is running.