node-sigmund 1.0.0-1 (i386 binary) in ubuntu utopic

 This is like a much faster `deepEquals` comparison, which returns a
 string key suitable for caches and the like.
 The returned key will be as unique and reproducible as calling
 `JSON.stringify` or `util.inspect` on the object, but is much faster.
 .
 Node.js is an event-based server-side javascript engine.