Garbage collection is an integral part of modern programming languages. It automatically
reclaims memory occupied by objects that are no longer in use. Garbage
collection began in 1960 with two algorithmic branches — tracing and reference counting.
Tracing identifies live objects by performing a transitive closure over the object
graph starting with the stacks, registers, and global variables as roots. Objects not
reached by the trace are implicitly dead, so the collector reclaims them. In...[Show more]
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