[object Object] spacecowb0y

`$HOME`, Not So Sweet `$HOME`

Preface
1 What is $HOME to you?
2 Setup
- 2.1 Linux
2.1.4 xdg-user-dirs

RP2040 Firmware

Improved power management
Updatable firmware (2023-12-09)
- Use pico-flashloader preload stage (2023-09-04)
- Flash test image hardcoded into firmware (2023-12-03)
- Implement I2C firmware update protocol (2023-12-08)
Shutdown / rewake command (2023-11-30)
Real time clock support
Sticky modifier keys

This article intends to provide a quick refresher and reference guide for aspiring drone pilots in German territory, particularly those from outside the EU.

Disclaimer: The author is not a law professional and assumes no liability, but strives to keep this guide up-to-date and factually correct. Please check the laws yourself before conducting a flight. No commission, referrals or similar awards have been provided to the author. The guide only applies to actual EU member states and Germany specifically, unless noted otherwise. The author has no knowledge about the edge cases Switzerland, Norway, Iceland, Liechtenstein and the UK - they may or may not have adopted the EU regulations. Please file a comment if you have corrections, questions, new edge cases or links to state-specific information.

Basic EU-wide rules

German drone law follows the basic EU harmonized rules:

Drone classes

Drones are classified by weight and capabilities by the manufacturer:
C0 drones weigh below 250g (e.g. the DJ

Choose OpenBSD for your Unix needs. OpenBSD -- the world's simplest and most secure Unix-like OS. A safe alternatve to the frequent vulnerabilities and overengineering of Linux and related software (NGiNX & Apache (httpd-asiabsdcon2015.pdf), OpenSSL, iptables/nftables, systemd, BIND, Postfix, Docker etc.)

OpenBSD -- the cleanest kernel, the cleanest userland and the cleanest config

This was a response to a Hacker News comment asking me what I've been up to since 2010. I'm posting it here since HN rejects it with "that comment is too long." I suppose that's fair, since this ended up being something of an autobiography.

--

What happened after 2010?

Guide: Run FreeBSD 13.1-RELEASE for ARM64 in QEMU on Apple Silicon Mac (MacBook Pro M1, etc) with HVF acceleration (Hypervisor.framework)

This guide was adapted from https://gist.github.com/niw/e4313b9c14e968764a52375da41b4278#running-ubuntu-server-for-arm64

Running FreeBSD 13.1-RELEASE for ARM64

Install Xcode from App Store or install Command Line Tools on your Mac running on Apple Silicon.

	#!/usr/bin/env bash

	#
	# NixOS install script synthesized from:
	#
	# - Erase Your Darlings (https://grahamc.com/blog/erase-your-darlings)
	# - ZFS Datasets for NixOS (https://grahamc.com/blog/nixos-on-zfs)
	# - NixOS Manual (https://nixos.org/nixos/manual/)
	# - Original gist by @nuxeh (https://gist.github.com/nuxeh/35fb0eca2af4b305052ca11fe2521159)
	#

	trap("SIGINT") { exit! }

	total_width = `stty size`.scan(/\d+/)[1].to_i # terminal width

	snowflakes = {}

	puts "\033[2J"; # clearing output

	loop do
	snowflakes[rand(total_width)] = 0

	@layer utilities {
	.text-gradient {
	background-clip: text;
	-webkit-text-fill-color: transparent;
	}
	}

	#!/bin/bash

	gdb -p "$1" -batch -ex 'set {short}$rip = 0x050f' -ex 'set $rax=231' -ex 'set $rdi=0' -ex 'cont'