okellodaniel

using System.Net.Http;
using System.Net.Http.Headers;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc.Testing;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.DependencyInjection.Extensions;
using Tweetbook.Contracts.V1;
using Tweetbook.Contracts.V1.Requests;
using Tweetbook.Contracts.V1.Responses;

okellodaniel

public class Factorial {
    public int fact(int number) {
        int i = 1;
        int result = 1;
        while (i <= number) {
            result = result * i;
            i++;
        }
        return result;
    }

okellodaniel

S — Single responsibility principle

“Do one thing and do it well”

class or module should have one, and only one, reason to be changed.

Incorrect

class User
{