Chapter 3. Some fundamentals
This chapter covers
- Scala philosophy, functional programming, and basics like class declarations
- Spark RDDs and common RDD operations, serialization, and Hello World with sbt
- Graph terminology
Using GraphX requires some basic knowledge of Spark, Scala, and graphs. This chapter covers the basics of all three—enough to get you through this book in case you’re not up to speed on one or more of them.
Scala is a complex language, and this book ostensibly requires no Scala knowledge (though it would be helpful). The bare basics of Scala are covered in the first section of this chapter, and Scala tips are sprinkled throughout the remainder of the book to help beginning and intermediate Scala programmers.
The second ...
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