Updating the Android app and while testing I'm seeing the following error in the AndroidManifest.xml file Class referenced in the manifest, `com.{app_name}.app.MainActivity`, was not found in the project or the librariesAnd the accompanying error Unresolved class 'MainActivity'  Working through the suggestions Invalidate caches To invalidate the caches do the following File > Invalidate caches / restartOutcome: error remained   2. Restart Android Studio Another suggestion was to...

I had the issue where I needed to filter an array list by a specific column.  In my instance, the column is language.  To be able to reduce the query to the language column the code required is levels = selectedCategory?.levels.filter("language = %@", language)Language can be any string, in this instance for me language is a two alpha character such as 'fr', 'en' or 'de'. Further to this you can continue to chain this query through including sort as per levels =...