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 ...

The generational hypothesis is key to efficient modern garbage collection HotSpot counts the number of collections an object has survived to implement generational GC The Parallel collector is still ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Soroosh Khodami discusses why we aren't ready ...

The Java Platform provides the most commonly used data structures in the form of the Collections Framework, and it provides a rich API to operate on them. In this first article in a two-part series, I ...

Several educational and developer platforms have published updated Java project collections, many with source code, to help learners practice and apply programming concepts. These collections include ...

Overview Java backend roles in 2026 demand strong fundamentals plus expertise in modern frameworks like Spring Boot and ...

I'm working with a code base that currently uses both collections4 and guava (and some LambdaJ), and I'm thinking of making a strong push towards eliminating one or the other. A bunch of stuff I've ...

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 ...