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| Ans. Buffer is cleared in 2 circumstances, i.e 1. naturally when the buffer is filled and 2. explicitly when the method flush is called ( for flushing the residual ) Ideally we just need to call flush once at the end of file writing so that the residual content should be dumped to file. | ||||
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 Discuss Correct / Improve  BufferedWriter Writer PrintWriter File io flush file handling | ||||
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