Greg Sadetsky gregsadetsky

Go to https://claude.ai/chat/new (or any other chat you had in the past).

Then run this code:

function printClaude() {   // (C) 2024 by ZeroWw. If you use this code, just give me some credit.

    const centralPart = document.getElementsByClassName('mb-1 mt-1')[1].parentElement.parentElement.parentElement.parentElement;

    if (centralPart) {
        // Create a new window for printing

FAQ on the xz-utils backdoor (CVE-2024-3094)

This is a living document. Everything in this document is made in good faith of being accurate, but like I just said; we don't yet know everything about what's going on.

Update: I've disabled comments as of 2025-01-26 to avoid everyone having notifications for something a year on if someone wants to suggest a correction. Folks are free to email to suggest corrections still, of course.

Background

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macOS Internals

Understand your Mac and iPhone more deeply by tracing the evolution of Mac OS X from prelease to Swift. John Siracusa delivers the details.

Starting Points

How to use this gist

You've got two main options:

No, your cryptocurrency cannot work

Whenever the topic of Bitcoin's energy usage comes up, there's always a flood of hastily-constructed comments by people claiming that their favourite cryptocurrency isn't like Bitcoin, that their favourite cryptocurrency is energy-efficient and scalable and whatnot.

They're wrong, and are quite possibly trying to scam you. Let's look at why.

What is a cryptocurrency anyway?

There are plenty of intricate and complex articles trying to convince you that cryptocurrencies are the future. They usually heavily use jargon and vague terms, make vague promises, and generally give you a sense that there must be something there, but you always come away from them more confused than you were before.

	#!/usr/bin/env bash -x

	# TO USE:
	# 1. MAKE A CONFIG FILE AT ~/.go-to-bed
	# it should look like this (don't include hashes in file, this will nag you starting at 12:16 AM until 6:00 AM)
	# START_TIME:0.16
	# END_TIME:6.0
	# HUSHED_UNTIL:2023-11-23T1:40:00
	#
	# 2. SAVE THIS SCRIPT SOMEWHERE, maybe ~/bin/go-to-bed

	//
	// ContentView.swift
	// Airdrop Demo
	//
	// Created by Daniel Kuntz on 7/30/23.
	//

	import SwiftUI

	struct ContentView: View {

	# Klein Tools TI250 image tool by Scott Smitelli. Public domain.
	# Requires at least Python 3.6 (developed and tested on 3.9)
	# See https://www.scottsmitelli.com/articles/klein-tools-ti250-hidden-worlds

	import argparse
	import numpy as np
	import re
	import struct
	from PIL import Image, ImageDraw

	// Extract JSON payload from SHC QR code (without any kind of private/public key verification)

	// Credits + inspiration
	// https://github.com/dvci/health-cards-walkthrough/blob/main/SMART%20Health%20Cards.ipynb

	// Usage
	// $ node shc.js "shc:/01234569…"

	const zlib = require("zlib");