farhadmpr

public class OrderTest {

  /**
    * This test shows that a rich model gurantees that it is in a legal state
    * at any time.
    */
  @Test
  public void richDomainModelMustEnsureToBeConsistentAtAnyTime() {
    Order order = new Order();
    BigDecimal total = order.getTotal();

farhadmpr

public class Order {

   private BigDecimal total;
   private List<OrderItem> items = new ArrayList<OrderItem>();

   /**
     * The total is defined as the sum of all {@link OrderItem#getTotal()}.
     *
     * @return the total of this {@link Order}.
     */

farhadmpr

class LocationManagerStub: LocationService {

    var isLocationServiceAuthorized: Bool

    init(isLocationServiceAuthorized: Bool) {
        self.isLocationServiceAuthorized = isLocationServiceAuthorized
    }

    func isAuthorized() -> Bool {
        return isLocationServiceAuthorized

farhadmpr

class MapViewModel {

    // MARK: - Private Vars
    private let locationService: LocationService
    private let dateProviderService: DateProviderService


    // MARK: - Init
    init(locationService: LocationService, dateProviderService: DateProviderService) {
        self.locationService = locationService

farhadmpr

class LocationManager: LocationService {
    //....
    func isAuthorized() -> Bool {
        switch authorizationStatus() {
        case .authorizedAlways,
             .authorizedWhenInUse:
            return true
        default:
            return false

farhadmpr

protocol LocationService {
    //....
    func isAuthorized() -> Bool
    func requestUserLocation(completion: ...)
    //....
}

protocol DateProviderService {
    //....
    var date: Date { get }

farhadmpr

class LocationManager {
    //....
    static func isAuthorized() -> Bool {
        switch authorizationStatus() {
        case .authorizedAlways,
             .authorizedWhenInUse:
            return true
        default:
            return false

farhadmpr

# Python3 program to check for 
# balanced brackets. 

# function to check if 
# brackets are balanced 


def areBracketsBalanced(expr): 
	stack = [] 

farhadmpr

from telegram.ext import Updater, CommandHandler, MessageHandler, Filters


# Define a few command handlers. These usually take the two arguments update and
# context. Error handlers also receive the raised TelegramError object in error.
def start(update, context):
    """Send a message when the command /start is issued."""
    update.message.reply_text('Hi!')

farhadmpr

import matplotlib.pyplot as plt
import pandas as pd
import arabic_reshaper 
from matplotlib.pyplot import *
from bidi.algorithm import get_display


class Enums:
    Year = 'سال'
    Number = 'تعداد تخلفات'