Is it there or not?

gistfile1.txt

$ curl -i 'http://localhost:8091/riak/bucket?keys=true&props=false'
HTTP/1.1 200 OK
Vary: Accept-Encoding
Server: MochiWeb/1.1 WebMachine/1.7.3 (participate in the frantic)
Link: </riak/bucket/foo2>; riaktag="contained"
Date: Sun, 13 Feb 2011 18:27:22 GMT
Content-Type: application/json
Content-Length: 17

{"keys":["foo2"]}

$ curl -i -X "DELETE" 'http://localhost:8091/riak/bucket/foo2'
HTTP/1.1 404 Object Not Found
Server: MochiWeb/1.1 WebMachine/1.7.3 (participate in the frantic)
Date: Sun, 13 Feb 2011 18:27:53 GMT
Content-Type: text/plain
Content-Length: 10

not found