devrkd

Psy Shell v0.9.9 (PHP 7.2.16 — cli) by Justin Hileman
>>> $u = new App\User;
=> App\User {#2930}
>>> $u->all()
=> Illuminate\Database\Eloquent\Collection {#2938
     all: [
       App\User {#2939
         id: 1,
         name: "ramesh",
         email: "example@info.com",

devrkd

version: '2'
services:
  zookeeper:
    image: wurstmeister/zookeeper
    ports:
      - "2181:2181"
  kafka:
    image: wurstmeister/kafka
    ports:
      - "9092:9092"

devrkd

<?php
/*
*  example code gist,  
*/

Model_A::whereHas('Model_B',
  function (\Illuminate\Database\Eloquent\Builder $builder) {
            $builder->upcoming()->where('cancel_reason', Model_B::REASON_NOT_AVAILABLE);
  })->active();

devrkd

<?php 

Str::macro('addressSplitter', function (string $address) {
            $leadingHouseNumber = '/^([\d-]+[a-z]{0,1}[\d-]?[\d,]?)\ ([a-z\ ]+)$/mi';
            $endingWithHouseNumber = '/^([a-z\ ]+)([\d?]+)([\D+?]+[\d+?]?.+)?|([\D+?]+[\d+?]?+)$/mi';

            if (preg_match_all($leadingHouseNumber, $address, $matches, PREG_SET_ORDER, 0)
              && isset($matches[0][1], $matches[0][2])
            ) {
                $result['house_number'] = (int) $matches[0][1];

devrkd

interface Observable {
  subscribe(observer: Observer): void;
  unsubscribe(observer: Observer): void;
  notify(): void;  
}

devrkd

interface Observer {
    update(subject: Subject);
}

devrkd

class Subject implements Observable {
    private observers: Observer[] = [];
    subscribe(observer: Observer) {
        this.observers.push(observer);
    }
    unsubscribe(observer: Observer) {
        this.observers = this.observers.filter((o) => {
            return o !== observer
        })
        console.log('observer detached...' + observer.constructor.name);

devrkd

class Score extends Subject {
    
    private score: number;

    public updateScore(score: number)
    {
        this.score = score;
        console.log('got new score.....');
        this.notify();
    }

devrkd

class DisplayScore implements Observer {
    update(subject: Score) {
        console.log('Display score: ' + subject.getScore());
    }

}

class CliScore implements Observer {
    update(subject: Score) {
        console.log('CLI score: ' + subject.getScore());

devrkd

const score = new Score();

const display = new DisplayScore();
const cli = new CliScore();

score.subscribe(display);
score.subscribe(cli);

score.updateScore(4);