Learn how to fine-tune and parallelize the behavior of Java iterators, using Java 8's forEach() method and Streams API. Then see some performance benchmarks that might surprise you ...

Java's I/O streams provide standardized ways to read and write data. Any object representing a mutable data source in Java exposes methods for reading and writing its data as a stream.

Java 8 will be remembered mainly for introducing lambdas, streams, a new date/time model, and Nashorn--but don't miss the new Base64 API. It could be just what you need to ensure data integrity in ...

2. the stream you defined there only contains an intermediate operation, and no terminal operation. This means that nothing will actually happen when you run this code, as streams in Java are lazy.