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The abstract base class for all number formats. This class provides the
interface for formatting and
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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
seed Random with the
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An Executor that provides methods to manage termination and methods that can
produce a Future for tr
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General file manipulation utilities. Facilities are provided in the following
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