public static Tuple <string, decimal> GetCategoriesBudget(Context context, string category) { IVariable categoriesBudget = context.User.Settings[CategoriesBudget]; IEnumerable <Tuple <string, decimal> > enumerable = categoriesBudget.GetTuples <string, decimal>(); return(enumerable.FirstOrDefault(touple => touple.Item1.EqualsWithoutCase(category))); }