akshanshjain95

private long numberOfPeopleNamedJohn(List<Person> people) {
  List<Person> localPeople = new ArrayList<>();
  localPeople.addAll(people);
        
  return localPeople.stream().filter(person -> person.getFirstName().equals("John")).count();
}

akshanshjain95

import java.util.concurrent.atomic.AtomicInteger;

public class Atomicity {

    AtomicInteger i;

    public void incrementNumber() {
        i.incrementAndGet();
    }
}

akshanshjain95

public class Atomicity {

    int i;

    public void incrementNumber() {
        i = 1;
    }
}

akshanshjain95

public class Atomicity {

    int i;

    public void incrementNumber() {
        i = i + 1;
    }
}

akshanshjain95

public class BuilderExample {

    public static void main(String[] args) {
        Person person = new Person.Builder("Akshansh", "Jain").facebookId("akshansh.jain.95").build();
    }
}

akshanshjain95

public final class Person {
    private final String firstName;
    private final String lastName;
    private final String middleName;
    private final String facebookId;
    private final String twitterId;

    public static class Builder {
        private final String firstName;
        private final String lastName;

akshanshjain95

public class JavaBeansExample {

    public static void main(String[] args) {
        Person person = new Person();
        person.setFirstName("Akshansh");
        person.setFacebookId("akshansh.jain.95");
    }
}

akshanshjain95

public final class Person {
    private String firstName;
    private String lastName;
    private String middleName = "";
    private String facebookId = "";
    private String twitterId = "";

    public Person() {}

    //Setters

akshanshjain95

public final class Person {
    //required fields
    private final String firstName;
    private final String lastName;
    //optional fields
    private final String middleName;
    private final String facebookId;
    private final String twitterId;

    public Person(String firstName, String lastName, String middleName, String facebookId, String twitterId) {

akshanshjain95

import Models.Category
import Services.{SalaryDepositService, UserAccountService}
import akka.actor.{ActorSystem, Props}

import scala.concurrent.Future
import scala.concurrent.ExecutionContext.Implicits.global


object MainClass extends App {