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Return the contained value, if present, otherwise throw an exception to be
created by the provided s
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This class consists exclusively of static methods that operate on or return
collections. It contains
- List (java.util)
An ordered collection (also known as a sequence). The user of this interface has
precise control ove
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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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Timers schedule one-shot or recurring TimerTask for execution. Prefer
java.util.concurrent.Scheduled
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An Executor that provides methods to manage termination and methods that can
produce a Future for tr
- Option (scala)
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