public static List <GoalOfMonth> GetGoalsNotSetInDay(int idDay) { var resGoalOfDays = GoalOfDayDao.GetGoalOfDays(0, idDay); var res = SelfJournalDbContext.Instance.GoalOfMonths.Where(x => !resGoalOfDays.Select(y => y.IDGoalOfMonth).Contains(x.ID)); return(res.ToList()); }