https://www.manning.com/books/functional-programming-in-java
Functional Programming in Java - Pierre-Yves Saumont
Unlock the power of functional programming in Java to build more robust and scalable applications.
pierre yves saumontfunctional
https://www.manning.com/books/the-joy-of-kotlin
The Joy of Kotlin - Pierre-Yves Saumont
Rediscover the joy of coding! Learn Kotlin and write elegant, maintainable, and bug-free Java applications.
pierre yves saumontjoykotlin