This post comes from my Quora blog "Algorithms and data fusion". I thought that sharing some of my content on Quora here on Steemit would help users that do not use Quora. Here are some references

Composition:    Last time without even noticing we did some kind of Java Composition. We had our Driverclass create and use an instance of an object of type Student that was an Objectclass.

Rencently, I'm checking the sources of JAVA SDK, the LinkedList got me. Here is it. import java.util.ArrayList; import java.util.Comparator; import java.util.LinkedList; import java.util.function.Consumer;