Learn ways of Collecting a Stream of List into Map using Java Streams API. Using Collectors.toMap and Collectors.groupingBy with example.
This article helps Understanding Java 8 Streams API. Learn what are streams, how different they are from Collections, stream operations, behaviours with simple examples
Java 8 has exciting features like Closures, and Lambda Expressions. In this article we will look deeper into what is a Lambda expression and how Java supports it.