jeremygottfried

import http from 'http';

function delay(time) {
  return new Promise(((resolve) => {
    setTimeout(resolve, time);
  }));
}

function serverReady() {
  return new Promise(((resolve) => {

jeremygottfried

{
var private = "I am unreachable";
}
// => undefined

jeremygottfried

{
var private = "I am unreachable";
}
// => undefined

jeremygottfried

#controllers/user_controller.rb

class UserController < ApplicationController

  def index
    users = User.includes(:posts)
    json = Rails.cache.fetch(User.cache_key(users)) do
      users.to_json(include: :posts)
    end
    render json: json

jeremygottfried

#models/post.rb

  class Post < ApplicationRecord
    belongs_to :user, touch: true
    after_save :create_json_cache

    
    def self.cache_key(posts)
    {
      serializer: 'posts',