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An output stream that writes bytes to a file. If the output file exists, it can
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A ConnectException is thrown if a connection cannot be established to a remote
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This class contains various methods for manipulating arrays (such as sorting and
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An object that executes submitted Runnable tasks. This interface provides a way
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A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
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A flow layout arranges components in a left-to-right flow, much like lines of
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