Expert F# 4.0, Fourth Edition

CHAPTER 11

Reactive, Asynchronous, and Parallel Programming

So far in this book, you’ve seen functions and objects that process their inputs immediately using a single thread of execution in which the code runs to completion and produces useful results or state changes. In this chapter, you will turn your attention to concurrent, parallel, asynchronous, and reactive programs. These represent substantially different approaches to programming from those you’ve seen so far. Some reasons for turning to these techniques are the following:

• To achieve better scalability in a web server
• To achieve better responsiveness in a graphical user interface ...