// Optional values
val s: Option[Int] = Some(22)
val n: Option[Int] = None

// Removing optional values from a collection
val listOfOptions: List[Option[Int]] = List(Some(1), None, Some(2), None, None, Some(3))
listOfOptions.flatten    // returns List(1, 2, 3)

// Get the value out of an option
Some(5).get    // returns 5

// Handling None
// BAD
None.get    // This will throw java.util.NoSuchElementException
// GOOD
None.getOrElse(1)    // This will handle the exception and return 1