public IHttpActionResult Post(Student student)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            if (StudentsList.Any(s => s.UserName == student.UserName))
            {
                return BadRequest("Username already exists");
            }

            StudentsList.Add(student);

            string uri = Url.Link("GetStudentByUserName", new { userName = student.UserName });

            return Created(uri, student);
        }
        public static List<Student> CreateStudents()
        {

            List<Student> studentsList = new List<Student>();

            for (int i = 0; i < studentNames.Length; i++)
            {
                var nameGenderMail = SplitValue(studentNames[i]);
                var student = new Student()
                {
                    Email = String.Format("{0}.{1}@{2}", nameGenderMail[0], nameGenderMail[1], nameGenderMail[3]),
                    UserName = String.Format("{0}{1}", nameGenderMail[0], nameGenderMail[1]),
                    FirstName = nameGenderMail[0],
                    LastName = nameGenderMail[1],
                    DateOfBirth = DateTime.UtcNow.AddDays(-new Random().Next(7000, 8000)),
                };

                studentsList.Add(student);
            }

            return studentsList;
        }