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.
From Spring Quickly by Laurentiu Spilca
From Spring in Action, 6th Edition by Craig Walls
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.