dfrankland

Google Nest Wifi QR Code Generation

Create a QR Code for one that is destroyed, misplaced, or removed from Google Nest Wifi access points.

1. Use the following template to generate the text value for the QR code:

   1V:E100$P:3$R:1$D:700101$S:______________$L:641666004ADA471E$W:F072EA4C4100$H:____.ybc$C:________$
                             ^ ID                                               ^ Wifi ID  ^ Setup Code
   

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body {
    background-image:
      linear-gradient(45deg, #ccc 25%, transparent 25%), 
      linear-gradient(135deg, #ccc 25%, transparent 25%),
      linear-gradient(45deg, transparent 75%, #ccc 75%),
      linear-gradient(135deg, transparent 75%, #ccc 75%);
    background-size:25px 25px; /* Must be a square */
    background-position:0 0, 12.5px 0, 12.5px -12.5px, 0px 12.5px; /* Must be half of one side of the square */
}

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/*
 * [Try on the TypeScript Playground](https://www.typescriptlang.org/play?#code/PTAEDkHkBUFEC5QBcAWBLAzsgngBwKagYoD2ArgDYAmoAdiUqAEaEDGJAtriRvlQDR0SdfH1AAzEgCdQaRkmEtQAQ1qzaSfFPHLW+AFBI8hALLKpAay2gAvKADeoKfmVUStCtlAB9b2+-0SN4KZKwo3hzmVlTeuFIkBFJGvohktGgAjmSEGNgcTCQUoAC+ANz6hsagAEr4WWjOANL42BhmlpC4SGjuyhQACvGJ3fgYADzQAHy2DvqgoCAQMAigAKq8oJGW1iysymQbAAYAtAD8h074HCQAbqOgh2lU+OJotHwXCiRzoADa-epQFZsCRxKBoCosP0ALpnVK0Z6vd40fAAD00CKw0H+0NAp3BONAAB9QO0rDJENiYeUyhUjAQavhcBRdPgyVpBgktCNxtBBAA1GZPF5vPjTOz2H7-QHA0HgyGgGGIdkyNEYqhYwn42Co1gUMjPCY4wQq6YkwWUnE08qVBmdbq9AZDbloUbQEirBEi5ETcWM5mslWc4au8a1epNFptKL2nq0PrBl2jX2TG30wjQUaMOyxx2JpKh92exGiqhjRwJB3xiinRAYJBSN4AcxKqZ+iwAeqcgA)
 */

// NOTE: this type should not be composed, no need for it to be an interface
type Marker = { readonly __do_not_touch_marked_property__: unique symbol };

type RequireKeysMarkOptionalProperties<T> = {
  // NOTE: Use marker because `-?` removes `undefined` too
  [P in keyof T as P]-?: undefined extends T[P] ? T[P] | Marker : T[P];

dfrankland

How to use Wireshark with Node.js (especially with HTTPS / TLS / SSL)

It can be difficult to trace network traffic from a Node.js application. Typically, folks will just instrument some logging to check that everything is working as it is supposed to. Unfortunately, sometimes there are too many abstractions or possible race conditions to accurately get a good trace. To get the most objective possible trace of network traffic Wireshark can be used.

Wireshark is a network protocol analyzer that makes it extremely simple to capture and trace network activity from any source on your computer. It also has

dfrankland

#!/bin/bash

nix derivation show nixpkgs#zstd | jq 'to_entries[].value.outputs'

dfrankland

Steps to use Pritunl on a server

Install

Install Pritunl and it should include a CLI pritunl-client

https://client.pritunl.com/#install

Example for Ubuntu 20.04

dfrankland

Building QMK firmware on Mac

Just edit the make command in utils/docker_build.sh and then run the utils/docker_build.sh file (you may still need to provide the keyboard:keymap:target though).

Example for faux fox v2

Edit the last line of utils/docker_build.sh:

dfrankland

import { Prisma, PrismaClient } from '@prisma/client';
import { exec } from 'child_process';
import * as util from 'util';

const execPromisify = util.promisify(exec);
const prisma = new PrismaClient();

const tables = Prisma.dmmf.datamodel.models
    .map((model) => model.dbName)
    .filter((table) => table);

dfrankland

#! fish

# Taken from: http://assoc.tumblr.com/post/50764567605/named-pipes-in-fish-shell

# More on `psub` here: https://linux.die.net/man/1/psub

diff (sort a.txt|psub) (sort b.txt|psub)

dfrankland

# I found some good resources but they seem to do a bit too much (maybe from a time when there were more bugs).
# So here's a minimal Gist which worked for me as an install on a new M1 Pro.
# Inspired by https://github.com/malob/nixpkgs I highly recommend looking at malob's repo for a more thorough configuration
#
# Let's get started
#
# Let's install nix (at the time of writing this is version 2.5.1
curl -L https://nixos.org/nix/install | sh

# I might not have needed to, but I rebooted