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Signals a general, I/O-related error. Error details may be specified when
calling the constructor, a
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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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HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
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A Set is a data structure which does not allow duplicate elements.
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TimeZone represents a time zone offset, and also figures out daylight savings.
Typically, you get a
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A java.util.Queue that additionally supports operations that wait for the queue
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