Functional Programming

Java Lambdas
Lambdas in Java – For Beginners
What is effective final variable, using lambda to expalin it.
Using Lambda to implement Runnable interface, and print from 1 to 10.
Use Lambda implementation for Callable interface, to print a string n number of times in java, a functional programming way.

Java Streams

Use Java Streams To Create Immutable Class.
Use Java Streams For Lazy Loading.
Sum Of Integer Array : How To Do Functional Programming In Java
Creating counter using Java Streams.

Functional Programming In Java
Introduction To Functional Interface.
How to do currying in Java, a functional programming approach.
Using java.util.Consumer interface in java
Creating a boolean switch using BooleanSupplier in java.
FUNCTIONAL PROGRAMMING : Currying In Java, How to curry a hashmap