Top Questions

1. What's the difference between `::` and `+:` for prepending to a list)?
   52 votes

   2 answers
2. Why does `Some(123).isInstanceOf[Option[List[String]]]` *not* give an unchecked warning?
   15 votes

   1 answers
3. What's the difference between a class with a companion object and a class and object with the same name?
   13 votes

   1 answers
4. Type-safe rectangular multidimensional array type
   7 votes

   3 answers