http://en.wikipedia.org/wiki/Garbage_collection_%28computer_science%29#Precise_vs._conservative_and_internal_pointers http://en.wikipedia.org/wiki/Garbage_colle

http://en.wikipedia.org/wiki/Garbage_collection_%28computer_science%29#Precise_vs._conservative_and_internal_pointers http://en.wikipedia.org/wiki/Garbage_collection_%28computer_... :)