Koans
Ruby Koansが勉強になって面白いですメモ(更新中) object_id共通 false.object_id # => 0 true.object_id # => 2 nil.object_id # => 4 Windows XP ruby 1.9.2p136 (2010-12-25) [i386-mingw32] fixmin = -2**30 # => -1073741824 fixmax = 2**30-1 # => 1…
Ruby Koansが勉強になって面白いですメモ(更新中) object_id共通 false.object_id # => 0 true.object_id # => 2 nil.object_id # => 4 Windows XP ruby 1.9.2p136 (2010-12-25) [i386-mingw32] fixmin = -2**30 # => -1073741824 fixmax = 2**30-1 # => 1…