4_error_do_and_dont.kt

@Composable //Don't
fun NoteList(notes: List<Note>) {
    LazyColumn {
        items(notes) { note ->
            //...
        }
    }
}

@Composable //Do instead
fun NoteList(notes: List<Note>) {
    LazyColumn {
        items( items = notes, key = { note -> note.id ) { note ->
            //...
        }
    }
}