Get up to speed on Scala, the JVM language that offers all the benefits of a modern object model, functional programming, and an advanced type system. Packed wi

Summary Spark GraphX in Action starts out with an overview of Apache Spark and the GraphX graph processing API. This example-based tutorial then teaches you how

Fifty original puzzles designed to challenge the intellect.

Finally, a crossword dictionary with all the words solvers need—and none of the ones they don’t! When it comes to puzzle dictionaries, it’s the quality of