InfoWorld

Guava’s Objects Class: Equals, HashCode, and ToString

If you are fortunate enough to be using JDK 7, the newly available Objects class is the obvious (at least to me) choice for implementing the “common” Java object ...
InfoWorld

Adding Common Methods to JAXB-Generated Java Classes (JAXB2 Basics Plugins)

I’ve used Java Architecture for XML Binding (JAXB) successfully for a wide set of problems and generally really like it. However, it is not without its downsides. One down side that occasionally ...
TheServerSide

How a Java HashMap internal implementation works

A frequently asked question in a Java interview is: How to implement a Java HashMap? Java job seekers must fully grok this important concept if they want to ace the interview. The HashMap tutorial ...
Ars Technica

Java: ArrayList.contains(Object o) isn't calling the correct equals method

I have a class, say TextHolder, that overrides Object.equals() to return true if both strings in each object are equal - <tt>new TextHolder("Hello World!").equals(new ...
SlashGear

Java 11 Vs. Java 17: What Features Are Different & How Do They Compare?

Java has been one of the more popular programming languages and computing platforms on the market since Sun Microsystems released it all the way back in 1995. The free-to-download platform has been ...