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An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
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This class generates cryptographically secure pseudo-random numbers. It is best
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A legacy iteration interface.New code should use Iterator instead. Iterator
replaces the enumeration
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HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
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Stack is a Last-In/First-Out(LIFO) data structure which represents a stack of
objects. It enables u
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