C# (CSharp) WeaknessSpecs примеры использования

Пример #1

 public List <Weakness> GetAllByCoachee(Guid idCoachee)
 {
     return(_context.Weakness.Where(WeaknessSpecs.GetOneByCoachee(idCoachee)).ToList());
 }

Пример #2

 public Weakness GetOneByCoachee(Guid idCoachee)
 {
     return(_context.Weakness.Where(WeaknessSpecs.GetOneByCoachee(idCoachee)).FirstOrDefault());
 }