private async void Picker_SelectedIndexChanged(object sender, EventArgs e)
        {
            string name        = colorMethods.Items[colorMethods.SelectedIndex];
            var    colorMethod = _colorMethods.Single(cm => cm.Name == name);

            var recipe = new ColorMethod {
                Name = name
            };
            await _connectionColor.InsertAsync(recipe);

            ColorOptions.Add(recipe);

            int length = ColorOptions.Count;

            for (int i = 0; i < length - 1; i++)
            {
                var recipeDelete = ColorOptions[0];
                await _connectionColor.DeleteAsync(recipeDelete);

                ColorOptions.Remove(recipeDelete);
            }
        }
        protected override async void OnAppearing()
        {
            await _connectionColor.CreateTableAsync <ColorMethod>();

            var recipes1 = await _connectionColor.Table <ColorMethod>().ToListAsync();

            ColorOptions = new ObservableCollection <ColorMethod>(recipes1);

            await _connectionQuality.CreateTableAsync <ColorMethod>();

            var recipes2 = await _connectionQuality.Table <SavedSettings>().ToListAsync();

            QualityOptions = new ObservableCollection <SavedSettings>(recipes2);

            if (ColorOptions.Count == 0)
            {
                var recipe1 = new ColorMethod {
                    Name = "None"
                };
                await _connectionColor.InsertAsync(recipe1);

                ColorOptions.Add(recipe1);
            }

            if (QualityOptions.Count == 0)
            {
                var recipe2 = new SavedSettings {
                    Iterations = 500, Quality = 300
                };
                await _connectionQuality.InsertAsync(recipe2);

                QualityOptions.Add(recipe2);
            }

            int length = QualityOptions.Count;

            for (int i = 0; i < length - 1; i++)
            {
                var recipeDelete = QualityOptions[0];
                await _connectionQuality.DeleteAsync(recipeDelete);

                QualityOptions.Remove(recipeDelete);
            }

            int length2 = ColorOptions.Count;

            for (int i = 0; i < length2 - 1; i++)
            {
                var recipeDelete = ColorOptions[0];
                await _connectionColor.DeleteAsync(recipeDelete);

                ColorOptions.Remove(recipeDelete);
            }

            colorMethods.SelectedIndex = _options.IndexOf(ColorOptions[0].Name);

            stepper1.Value = QualityOptions[0].Iterations;
            stepper2.Value = QualityOptions[0].Quality;

            base.OnAppearing();
        }