Memory Diet


2006-02 akr: Struct (3 elems or less)
2006-08 matz: String (len < 12byte)
2007-08 akr: Object (<6 instance variables)
2007-08 akr: Hash (no elements)
2007-09 akr: Bignum (<±2^96)
2007-09 akr: Range
2007-09 akr: Object (no hash)