After reading this article, you will be able to:
– Differentiate between pure and impure functions
– Provide code examples in which impure functions cause unpredicted code behavior.
In this video, Julien Ponge takes a deep dive into Vert.x core APIs, reactive SQL client, chaos engineering and resilience of HTTP client, as well as real-time web apps.
This part of the article series delves into using map to transform an object contained in an Option and how to chain optional values together using flatMap.