[Haskell-cafe] ANN: unordered-containers - a new, faster hashing-based containers library

[Jan-Willem Maessen]

On Wed, Feb 23, 2011 at 11:08 AM, Johan Tibell <johan.tibell at gmail.com> wrote:
> ...
> HashTable is not a concurrent data structure. You need e.g. a lock
> free mutable hash table.

Good implementations of which are *not* thick on the ground.  Even
java.util.concurrent isn't fully lock-free.

-Jan