aphyr/riemann — pull request #28 by banjiewen (2012-10-23 04:48:46+00:00)
Title: Change streams/moving-event-window to use take-last instead of subvec.

subvec maintains a reference to the head of the parent vector, which of
course causes memory leakage after a while. This version may be somewhat
less efficient (I've not profiled it) but memory usage will be stable.