Mfowler's Gems

#	Total Rank	Daily Rank	Name	Summary
1	102,373	54,325	damm32	An implementation of the Damm checksum algorithm in Ruby
2	162,739	103,058	range_classifier	Because sometimes you need a width as well, and this gives you that.
3	168,092	69,179	microjoin	Microjoin handles left, right, inner, and outer joins. It operates on hashes; no error ...