JamesMarino

Install Home Assistant on Raspberry Pi with No Micro SD Card

Unfortunately I did not have a USB C to Micro SD adapter available so things had to be done the hard way.

1. Live Boot from Thumbdrive using the Raspberry Pi Imager to load the OS on the thumbdrive
2. Add an empty file named ssh in the root boot directory
3. SSH into the machine, check device address on router and ssh [email protected] with password raspberry

Run the following on the Raspberry Pi after SSH'ing into it.

1. Phsyically insert the Micro SD card into the Pi Now

JamesMarino

Useful Information Gathering

1. List all DNS Records

dig any example.com @`dig +short  SOA example.com | cut -d' ' -f1`

2. Get Nameservers

nslookup 1.2.3.4

JamesMarino

To Find and Replace using Capture Groups

1. Make sure the Regex Box is ticked
2. Place your regex inside a capture group in your find box () e.g. \n(query \= \".+)\n - query = text_here will be stored in the first capture group
3. Use $1 to use the captured group in the replace box

Example

Example using Webstorm

JamesMarino

// 1. Navigate to https://www.facebook.com/pages/?category=liked
// 2. Open up console and run the below, it will unlike all the current shown liked pages

const buttons = document.getElementsByTagName('button');
const likedText = 'Liked';

for (let button of buttons) {
  if (button.innerHTML && button.innerHTML.includes()) {
    button.click(likedText);
  }

JamesMarino

# Change to directory with photos
cd /Users/me/photo/upload

# Flatten Current Directory (Forces overwrite)
find . -mindepth 2 -type f -exec mv -f '{}' . ';'

# Delete all folders (Assumes empty)
find . -type d -delete

# Split into 5000 files per folder

JamesMarino

Arduino Nano Clone - Setup - Mac OSX

Instructions

1. Install Arduino Studio

2. Install USB Microcontroller Driver for WCH CH340G

2.2 Go to WCH manufacturer site - http://www.wch.cn/

JamesMarino

exports.handler = (event, context, callback) => {

    var token = event.authorizationToken;
    switch (token.toLowerCase()) {
        case 'allow':
            callback(null, generatePolicy('user', 'Allow', event.methodArn));
            break;
        case 'deny':
            callback(null, generatePolicy('user', 'Deny', event.methodArn));
            break;

JamesMarino

1. Using Amazon Cognito Identity Client Side Library in Lambda (Node)

• Yes, you can do this, https://github.com/aws/amazon-cognito-identity-js
• Use this for Login and Signup

2. Trigger Details and Examples http://docs.aws.amazon.com/cognito/latest/developerguide/cognito-user-identity-pools-working-with-aws-lambda-triggers.html

Note: You can use Pre SignUp Triggers to auto confirm users

3. Accessing the user from Lambda with JWT

JamesMarino

#!/bin/bash

function enableTouchBar() {

	local presentationModeProperties="<dict><key>app</key><string>fullControlStrip</string><key>appWithControlStrip</key><string>fullControlStrip</string><key>fullControlStrip</key><string>app</string></dict>"

	defaults delete com.apple.touchbar.agent PresentationModeGlobal
	defaults write com.apple.touchbar.agent PresentationModeFnModes $presentationModeProperties
	
	launchctl load /System/Library/LaunchAgents/com.apple.controlstrip.plist

JamesMarino

"use strict";

function getIncidenceOfCoincidence(sequence) {
	
	// Get frequency
	let frequencyTable = {};

	for (let letter of sequence) {
		if (!frequencyTable.hasOwnProperty(letter)) {
			frequencyTable[letter] = 1;