Get a deep dive into using method references in your Java programs, including stream operations, event listeners, and constructors and factories.

Draft JEP 8303099 was recently made public. This JEP discusses Null-Restricted and Nullable Types, and aims to bring optional nullness-marking to the Java language, in a similar way to that seen ...

Java 8 default methods, which allow interfaces to contain (instance) method implementations, are useful for the skeletal implementation software design pattern.

We discuss how to work with directories, sub-directories, and traverse them using Java and the DirectoryStream method. Learn more.

Based on this answer there's workaround yet for Java 18+. However, following the future of the commit mentioned in #205's comment, they migrated to using Unsafe in powermock/powermock#1026 which may ...

I see the same problem on java11 (Java HotSpot(TM) 64-Bit Server VM 18.9 (build 11.0.9+7-LTS, mixed mode)) spring-boot (2.5.1) application while reading java+kotlin hybrid object from json. The ...

Learn seven advanced techniques for working with fields and methods in Java, including recursion, method call chaining, pass-by-value arguments, and rules for calling methods ...