Java. Functional Programming

This course explains how to leverage a wide variety of functional programming concepts to solve challenges in Java. After completing it, you will have a strong understanding of lambda expressions, method references, functional interfaces, composition, stream API, optionals, lazy evaluation and other amazing concepts.
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About this course

This course was designed for people who would like to sharpen their skills in Java programming and learn the functional programming paradigm in practice.

The course consists of theories, examples, questions, and code challenges. You will need both reading and writing code skills, as well as a bit of patience to successfully complete the course.

The most important topics you will learn are lambda expressions, method references, functional interfaces, composition, stream API, optional, currying and others.

To reduce your spent time on completing exercises, all I/O and some other operations will be added to your solution automatically. It will also allow you to focus on the meaning of the assigned tasks. Look carefully at each example in the theory lessons and you will be able to write your solutions faster.

If you find any mistakes or unclear text, please, let us know.

Whom this course is for

Everyone who would like to sharpen their skills in Java programming and learn the functional programming paradigm in practice.

Initial requirements

Basic knowledge of Java syntax, object-oriented programming, generic types, collections and pre-installed JDK 11+.

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