Render improvement

Flow.Launcher.Infrastructure/Image/ImageCache.cs

@@ -73,8 +73,7 @@ public ImageSource this[string path]
 
         public bool ContainsKey(string key)
         {
-            var contains = Data.ContainsKey(key) && Data[key] != null;
-            return contains;
+            return Data.ContainsKey(key) && Data[key].imageSource != null;
         }
 
         public int CacheSize()

Flow.Launcher.Infrastructure/Logger/Log.cs

@@ -50,14 +50,18 @@ private static bool FormatValid(string message)
             return valid;
         }
 
-        
+
 
         [MethodImpl(MethodImplOptions.Synchronized)]
         public static void Exception(string className, string message, System.Exception exception, [CallerMemberName] string methodName = "")
         {
+#if DEBUG
+            throw exception;
+#else
             var classNameWithMethod = CheckClassAndMessageAndReturnFullClassWithMethod(className, message, methodName);
 
             ExceptionInternal(classNameWithMethod, message, exception);
+#endif
         }
 
         private static string CheckClassAndMessageAndReturnFullClassWithMethod(string className, string message,

Flow.Launcher/ResultListBox.xaml

@@ -9,7 +9,7 @@
          d:DataContext="{d:DesignInstance vm:ResultsViewModel}"
          MaxHeight="{Binding MaxHeight}"
          SelectedIndex="{Binding SelectedIndex, Mode=TwoWay}"
-         SelectedItem="{Binding SelectedItem, Mode=OneWayToSource}"
+         SelectedItem="{Binding SelectedItem, Mode=TwoWay}"
          HorizontalContentAlignment="Stretch" ItemsSource="{Binding Results}"
          Margin="{Binding Margin}"
          Visibility="{Binding Visbility}"