richlloydmiles

// nand (not and): if both values are 1 return 0, otherwise return 1
const nand = (a, b) => (a === 1 && b === 1 ? 0 : 1)

// using only the nand function (or multiple nand functions), write a new composite "and" function

// "and" function returns 1 if both are both 1 return 1, otherwise return 0
const and = (a, b) => {
    // write your function here
}

richlloydmiles

const names = ['George', 'Ringo', 'John', 'Paul']

const getEmailAddress = (name) => new Promise(resolve => setTimeout(resolve(name + '@beetle-mail.com'), 100));

// write a function that prints out all the names with email addresses as an array using the getEmailAddress function
// output should be: ['george@beetle-mail.com', 'ringo@beetle-mail.com', 'john@beetle-mail.com', 'paul@beetle-mail.com']

richlloydmiles

const people = {
  adrian: {
    age: 21,
    department: 'design'
  },
  emma: {
    age: 15,
    department: 'development'
  },
  rachael: {

richlloydmiles

const nand = (a, b) => (a === 1 && b === 1 ? 0 : 1)
// NAND - A and B are both 1 return 0
// const A = 1
// const B = 0
// console.log(nand(A, B))

// NOT - return not A (OR B)
// const A = 1
const not = (x) => nand(x, x)
// console.log(not(A))

richlloydmiles

https://devanswers.co/cant-connect-mysql-server-remotely/ - allow access to mysql (Digital Ocean WP)

richlloydmiles

type City {
  id: ID!,
  name: String!,
  country: String!,
}

type Query {
  fetchCity(id: ID!): City 
}

richlloydmiles

Notes

https://www.udemy.com/mysql-and-sql-from-beginner-to-advanced

Delimeter

delimiter will change what is used to terminate statements

  delimiter $$
  select * from books$$

Create procedure

richlloydmiles

<?php

  class Person {
    protected $name, $email, $id;

    public function setName($name) {
      $this->name = $name;
    }

    public function getName() {

richlloydmiles

<?php

  use PHPUnit\Framework\TestCase;

  require('./Person.php');

  class PersonTest extends TestCase {
    public function testPersonClassConstructorIsCalledAsExpected() {
      $mock = $this->getMockBuilder('Person')->disableOriginalConstructor()->getMock();
      $mock->expects($this->once())->method('setName')->with($this->equalTo('richard'));

richlloydmiles

<?php
  class Person {
    protected $name, $email, $id;

    public function setName($name) {
      $this->name = $name;
    }

    public function getName() {
      return $this->name;