Certain principles hold for the use of iterators: In general, you should be able to have multiple traversals in progress at the same time; that is, an iterator should allow for the concept of nested ...

A Collection in simple terms means when a group of similar things, often a group created by someone is known as a collection. A collection when collected works like a container – it groups multiple ...

A totally fictitious "hacker-vs-hacker" game that's used to demonstrate some of the updates to the collections API in Java 8. It's not actually a functioning game... but it serves as a great ...