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 ...

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 ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Andres Almiray, a serial open-source ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

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 ...

One of the reasons developers love Java is that the JVM performs garbage collection (GC) for them. One of the reasons system admins hate the JVM is the unpredictable nature of Java GC. A Java GC ...

Some programming languages, such as Rust, Go, or TypeScript, are cool. Others, including Cobol and Java, are regarded as dull. However, while Java, which turned 30 on May 23, may not be the most ...