davidmyersdev

const app = async () => {
  // encrypt message
  const first = 'Hello, World!'
  const key = await generateKey()
  const { cipher, iv } = await encrypt(first, key)
  
  // pack and transmit
  await fetch('/secure-api', {
    method: 'POST',
    body: JSON.stringify({

davidmyersdev

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davidmyersdev

#!/bin/bash

# only convert the path if one is provided
if [ ! -z $1 ]
then
  linuxPath="$(realpath $1)"
  windowsPath="$(wslpath -w $linuxPath)"
fi

# avoid the UNC path warning

davidmyersdev

function doTheThing(element) {
  let children = Array.from(element.childNodes);

  if (children.length) {
    children.forEach(child => doTheThing(child));
  } else {
    element.textContent = 'hi';
  }
}

davidmyersdev

<!-- app/views/notifications/index.html.erb -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/he/1.2.0/he.min.js" integrity="sha256-awnFgdmMV/qmPoT6Fya+g8h/E4m0Z+UFwEHZck/HRcc=" crossorigin="anonymous"></script>
<script>
  const notifications = JSON.parse(
    // Rails encodes special characters for our security when interpolating strings into views
    // the he library allows us to safely convert those characters back
    he.decode('<%= notifications.to_json %>')
  );
  
  // do something with the notifications

davidmyersdev

# app/controllers/notifications_controller.rb
class NotificationsController < ApplicationController
  helper_method :notifications

  def index
    # automatically renders app/views/notifications/index.html.erb
  end

  private

davidmyersdev

class Promise
  def initialize(&callback)
    @callback = callback
    @next_promise = nil
  end

  def resolve(callback_result = nil)
    callback.call(callback_result).tap do |result|
      next_promise.resolve(result) if next_promise
    end

davidmyersdev

# generate a Rails migration timestamp
Time.now.strftime('%Y%m%d%H%M%S')

davidmyersdev

Set	Weight	Reps	Rest
Set 1	205 (100%)	AMRAP	3 minutes
Set 2	185 (90%)	AMRAP	3 minutes
Set 3	165 (80%)	AMRAP	5 minutes

davidmyersdev

Set	Weight	Reps	Rest
Set 1	200 (100%)	8	3 minutes
Set 2	180 (90%)	9	3 minutes
Set 3	160 (80%)	9	5 minutes