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This class generates cryptographically secure pseudo-random numbers. It is best
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A connection represents a link from a Java application to a database. All SQL
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A concrete subclass of NumberFormat that formats decimal numbers. It has a
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Doubly-linked list implementation of the List and Dequeinterfaces. Implements
all optional list oper
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A map that has its keys ordered. The sorting is according to either the natural
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An Executor that provides methods to manage termination and methods that can
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