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A Java representation of the SQL TIMESTAMP type. It provides the capability of
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HashMap is an implementation of Map. All optional operations are supported.All
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A map that has its keys ordered. The sorting is according to either the natural
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Timers schedule one-shot or recurring TimerTask for execution. Prefer
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UUID is an immutable representation of a 128-bit universally unique identifier
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Defines methods that all servlets must implement. A servlet is a small Java
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