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An Internet Protocol (IP) address. This can be either an IPv4 address or an IPv6
address, and in pra
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Calendar is an abstract base class for converting between a Date object and a
set of integer fields
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A linear collection that supports element insertion and removal at both ends.
The name deque is shor
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This class provides methods that return pseudo-random values.It is dangerous to
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A Rectangle specifies an area in a coordinate space that is enclosed by the
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