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Allows reading from and writing to a file in a random-access manner. This is
different from the uni-
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Provides access to system-related information and resources including standard
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Thrown when a hostname can not be resolved.
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Legacy security code; do not use.
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A reentrant mutual exclusion Lock with the same basic behavior and semantics as
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A border layout lays out a container, arranging and resizing its components to
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