The purple warning notification of annoyance recently came my way!  I received the following warning: Publishing changes from background threads is not allowed; make sure to publish values from the main thread (via operators like receive(on:)) on model updates.  What was happening? The functionality of the code uses URLSession to get a user's name via API and the display is simple piece that initially message of Hello {user}. The view code consists of: MainView : View Main...

What to do when you want to filter a Realm object, using NSPredicate in SwiftUI or in Swift.   Applying the filter to a simple condition in one line let exists = realm.objects(ExampleObj.self).filter(NSPredicate(format: "uid = %ld", uid))Creating a variable predicate that will be injected as a condition let predicate = NSPredicate(format: "uid = %ld AND nid = %ld",uid,nid) let exists = realm.objects(ExampleObj.self).filter(predicate)Finally, managing the predicate as an array by...