Uzaif uzaif313

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Javascript Deep Dive

This document is written to help JavaScript developers to understand JavaScript's weird parts deeply and to prepare for interviews, the following resources was really helpful to write this document:

General Notes

update object

var state = {
    id: 1,
    points: 100,
    name: "Goran"
};

var newState = {

Description

Imagine we have a book model and chapter model. Both models have attributes that needs to have sanitized html. We use a gem called sanitizer to sanitize the text. Now how would you refactor this code to be more DRY and scalable? Bonus: How would you test this?

Directions:

Clone the gist
Modify the code (change these files or add your own)
Save your modifications as a forked gist
Respond to the Breezy email with a link to your gist

	class Hash

	def nested_each_pair
	self.each_pair do \|k,v\|
	if v.is_a?(Hash)
	v.nested_each_pair {\|k,v\| yield k,v}
	else
	yield(k,v)
	end
	end

	class ApiController < ApplicationController
	skip_before_action :verify_authenticity_token
	respond_to :json
	rescue_from UserAuthenticationService::NotAuthorized, with: :not_authorized
	rescue_from ActiveRecord::RecordNotFound, with: :not_found
	before_filter :api_session_token_authenticate!

	private

	def signed_in?

	require 'rails_helper'

	RSpec.describe TodosController, :type => :controller do

	describe "GET #index" do
	#describe "POST #create" do
	#describe "GET #show" do
	#describe "PATCH #update" do (or PUT #update)
	#describe "DELETE #destroy" do
	#describe "GET #new" do

	# install openjdk
	sudo apt-get install openjdk-7-jdk

	# download android sdk
	wget http://dl.google.com/android/android-sdk_r24.2-linux.tgz

	tar -xvf android-sdk_r24.2-linux.tgz
	cd android-sdk-linux/tools

	# install all sdk packages

	class API::V1::BaseController < ApplicationController

	skip_before_filter :verify_authenticity_token

	before_filter :cors_preflight_check
	after_filter :cors_set_access_control_headers

	def cors_set_access_control_headers
	headers['Access-Control-Allow-Origin'] = '*'
	headers['Access-Control-Allow-Methods'] = 'POST, GET, PUT, DELETE, OPTIONS'