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baburdick/gist:778981

Created January 14, 2011 01:17
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time ruby -X+O -e "h=[]; 10000.times {|n| h = [n,n*n]}; c=0; ObjectSpace.each_object {|o| c+=1 }; puts c; GC.start; c=0; ObjectSpace.each_object {|o| c+=1 }; puts c; puts h.inspect"
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http://www.eggheadcafe.com/software/aspnet/35860493/ann-weakling-001--a-reference-queue-and-weak-id-hash-for-jruby.aspx

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