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This exception is thrown when a program attempts to create an URL from an
incorrect specification.
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Thrown when a hostname can not be resolved.
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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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GregorianCalendar is a concrete subclass of Calendarand provides the standard
calendar used by most
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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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Defines methods that all servlets must implement. A servlet is a small Java
program that runs within
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