I have found these various “singleton” methods to be useful for passing a single value to an API that requires a collection of that value. Of course, this works best when the code processing the ...

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 ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Java collection classes allow a developer to keep track of contained items in one of two ways, ...

Java is one of the most in-demand programming languages today and is used for the Internet of Things, APIs, in big data technologies, e-commerce websites, scientific applications, and more. It's even ...

One of the features that make Java so powerful, is its object-oriented structure. This means that Java uses classes and objects to create more scalable, modular, and organized code. This can be a ...

The Java Iterator is an all-purpose interface that simplifies looping through a collection of objects. Java's ListIterator provides all the functionality of the Iterator interface, with four ...