sitex

// Use Gists to store code you would like to remember later on
console.log(window); // log the "window" object to the console

sitex

Exercises from Workshop 2015 day 1
 Simple Quyering
  'id', 'name' of countries
  'id', 'population' of countries
  sum of 'population' of all countries (method 1)
  sum of 'population' of all countries (method 2)
  count of continents (with Collection)
  count of continents (with PHP)
 Associations
  Countries speaking certain language

sitex

<?php
function validate_email($email)
{
    $email_host = array_pop(explode('@', $email));
    if (checkdnsrr($email_host, 'MX)) {
        return true;
    } else {
        return false;
    }
}

sitex

docker run -it --rm -v "$PWD":/usr/src/myapp -w /usr/src/myapp php:7.0-cli php file.php

sitex

<?php

class dnsRecord {
    private $domain = '';
    private $subdomains = [];
    private $type = 'MX';
    private $filter = null;
    private $check;

    public function __construct($domain = '', $subdomains = [], $type = '', $filter = null)

sitex

dig mail.yandex.ru @ns1.yandex.ru A +short

sitex

<?php
$arr = [
    ['id' => 123, 'name' => 'Joe'],
    ['id' => 345, 'name' => 'Sally']
];

array_column($arr, null, 'id'); // [ 123 => ['id' => 123, 'name' => 'Joe'] ...
array_column($arr, 'name', 'id'); // [ 123 => 'Joe', 345 => 'Sally' ...

sitex

<?php
function array_map_filter($fn, ...$arr)
{
    return array_filter(array_map($fn, ...$arr));
}

///////////////////////////////////////////

$users = [
    [ 'id' => 1, 'name' => 'Joe' ],

sitex

<?php
$users = [ 'Joe', 'Bob', 'Sam' ];

array_map(function ($name, $position) {
    return compact('position', 'name');
}, $users, range(1, count($users)));

// [ position => 1, name => 'Joe' ]
// [ position => 2, name => 'Bob' ]
// [ position => 3, name => 'Sam' ]

sitex

// Controller views are very simple
class HomePageController extends React.Component {

    // Normal Flux store listening
    componentDidMount() {
        Store1.on('change', this.onStoreChange);
        Store2.on('change', this.onStoreChange);
    }

    onStoreChange() {