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JDK 25: The new features in Java 25

Long-term support release due in September brings features ranging from stable values and structured concurrency to ahead-of-time method profiling and JFR CPU-time profiling on Linux.

By Paul Krill

Jul 17, 202512 mins

JavaProgramming LanguagesSoftware Development

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Articles

news

Spring Java creator unveils AI agent framework for the JVM

With the Embabel agent framework, written in Kotlin, Rod Johnson aims not only to catch up with Python agent frameworks, but to leapfrog them.

By Paul Krill

Jun 6, 20253 mins

Generative AIJavaKotlin

how-to

How to test your Java applications with JUnit 5

Learn how to write and validate unit tests with JUnit 5. This article shows you how to configure a Maven project for JUnit, write basic and parameterized unit tests, and use JUnit 5’s built-in assertions, annotations, and tags.

By Steven Haines

Jun 5, 202519 mins

App TestingDevelopment ToolsJava

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Kotlin to be tied closer to Spring apps framework

Kotlin creator JetBrains aims to make the popular JVM language a top choice for server-side development.

By Paul Krill

Jun 3, 20252 mins

JavaKotlinProgramming Languages

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CheerpJ WebAssembly JVM previews Java 17 support

CheerpJ 4.1 also brings support for SSL and audio in Java 11 and improved support for mobile devices, allowing complex Java applications to run across smartphones and tablets.

By Paul Krill

May 30, 20252 mins

JavaMobile DevelopmentProgramming Languages

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Machine Learning in Java is Speeding Image Processing

Java developers can quickly implement image classification or object detection using pre-trained machine learning models.

Dec 18, 20206 mins

Java

news

Java turns 30, and there’s no stopping it now

Proponents say Java is the 'here to stay' language, prized for its enterprise-grade stability and ongoing innovation through the OpenJDK community.

How to use method references in Java

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

By Rafael del Nero

May 22, 202517 mins

JavaProgramming LanguagesSoftware Development

feature

The best Java certifications for software developers

Yes, Java certification is still worth it, but it pays to know which ones will help you stand out. Here's what you need to know about Java course certificates and hiring in 2025.

By Bob Violino

May 19, 202510 mins

CertificationsDeveloperJava

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Scala stabilizes named tuples

Scala 3.7.0 release also brings a compiler fix that addresses runtime errors on the Android platform due to stricter type constraints on lambdas.

By Paul Krill

May 13, 20252 mins

JavaProgramming LanguagesScala

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Python popularity climbs to highest ever – Tiobe

Only Java in 2001 had a higher popularity rating, while Python’s lead over rival languages is the largest in the history of the index.

By Paul Krill

May 8, 20253 mins

JavaProgramming LanguagesPython

news

Oracle releases FIPS-validated crypto module for Java

Jipher is a cryptographic service provider for Java that packs a FIPS 140-2 validated OpenSSL cryptographic module.

By Paul Krill

Apr 30, 20252 mins

Application SecurityDevelopment Libraries and FrameworksJava

feature

Enter the parallel universe of Java’s Vector API

The Vector API gives Java developers everything they need to tap into CPU-level performance gains for numerically intensive operations.

By Simon Ritter

Apr 17, 20256 mins

JavaProgramming LanguagesSoftware Development

news

JRuby 10 brings faster startup times

Latest version of the Ruby implementation for the JVM also updates Java version support and Ruby language compatibility.

By Paul Krill

Apr 15, 20253 mins

JavaProgramming LanguagesRuby

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Video on demand

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Use UV to run Python packages and programs without installing

Astral’s uv utility simplifies and speeds up working with Python virtual environments. But it has some other superpowers, too: it lets you run Python packages and programs without having to formally install them, all by way of one simple command. This video shows off how this can work for anything from a simple one-file program to a full project with a pyproject.toml file.Featuring Serdar Yegulalp:https://www.linkedin.com/in/serdar-yegulalp-136a483/

Jul 18, 20253 mins

Python