Top Questions

1. Are type signatures now permitted in instance declarations without needing the InstanceSigs language extension?
   7 votes

   1 answers
2. Why is `fmap` needed to call `succ` on a `Maybe Integer`?
   3 votes

   1 answers
3. Why do I have to call `sum` twice to sum a list of `Maybe Integer`s?
   2 votes

   4 answers