- Running tasks concurrently on multiple threads
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
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A specialized Reader that reads from a file in the file system. All read
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ArrayList is an implementation of List, backed by an array. All optional
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A Set is a data structure which does not allow duplicate elements.
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A TimeUnit represents time durations at a given unit of granularity and provides
utility methods to
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A sequence of elements supporting sequential and parallel aggregate operations.
The following exampl
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A flow layout arranges components in a left-to-right flow, much like lines of
text in a paragraph. F
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