Java

Develop modern applications with the open Java ecosystem.

The Java programming language is a high-level, object-oriented language. It is rapidly evolving across several fronts to simplify and accelerate development of modern applications.

Articles

02 February 2026

Article

Protecting AI embedding vectors by using approximate distance preserving encryption for RAG applications

Protect embedding vectors from reverse-engineering attacks using distance-comparison-preserving symmetric encryption (DCPE). Learn to implement DCPE in Java with IronCore Labs Alloy SDK for secure RAG applications.

13 January 2026

Article

Creating cloud-native applications: 12-factor applications

The 12-factor app methodology provides guidelines to help developers design and build cloud-native apps. Explore how to take advantage of each of these factors to create apps, using open source technologies, that thrive in the cloud.

13 January 2026

Article

Why cloud-native Java developers love Liberty

Explore the open source cloud-native runtime, Open Liberty, and the features and tools it offers that make cloud-native developers' lives easier - from getting started through to coding, testing, deployment and monitoring in production.

13 January 2026

Article

Beyond the 12 factors: 15-factor cloud-native Java applications

Investigate the revised 15-factor app methodology and examine why it suggests an additional three factors to build truly cloud-native applications.

05 January 2026

Article

Achieve high performance Java applications with IBM Semeru Runtimes and Open Liberty

Boost Java application throughput with IBM Semeru Runtimes – learn how the –Xtune:throughput flag, shared classes cache, and native crypto acceleration deliver higher performance while keeping startup, rampup, and memory footprint low.

27 December 2025

Article

Eclipse OpenJ9 garbage collection policies and heap tuning for high-performance Java applications

Discover how to optimize Eclipse OpenJ9 garbage collection policies, tune Java heap configurations, reduce pause times, and improve JVM performance for large-scale applications.

22 December 2025

Article

Advanced Java stream techniques with gatherers for scalable data processing

Discover how to process a stream of data using Java stream gatherers, covering custom intermediate operations, stream processing patterns, data transformation, aggregation, performance optimization, functional programming, and modern Java stream APIs.

21 December 2025

Article

Boost Java throughput with parallel stream pipeline optimization techniques

Optimize your Java applications with advanced java.util.stream techniques for parallel processing, multi-core performance, stream pipeline efficiency, functional programming, concurrency best practices, and scalable Java development.

21 December 2025

Article

An introduction to the java.util.stream library

Learn Java Streams with this in-depth guide to the java.util.stream library, covering functional programming in Java, stream pipelines, lambda expressions, intermediate and terminal operations, collection processing, parallel streams, performance optimization, and modern Java best practices for scalable, readable code.

21 December 2025

Article

Java API design best practices

Discover expert Java API design techniques to ensure compatibility in modular and non-modular environments, improve developer productivity, follow best practices for enterprise and cloud applications, and create scalable, maintainable, and globally accessible Java APIs.

21 December 2025

Article

Java streams and lambda expressions alternatives to the traditional for loop

Explore Java stream and lambda expression alternatives to traditional for loops, with practical examples for functional programming, cleaner iteration, improved readability, better maintainability, and modern Java best practices for enterprise and cloud-native applications.

21 December 2025

Article

Master Java Stream internals

Unlock the inner workings of Java streams with this in-depth guide, covering stream pipelines, lazy evaluation, parallel processing, performance optimization, efficient data handling, Java 8 and beyond, functional programming techniques, and best practices for high-performance Java applications.

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Java

Develop modern applications with the open Java ecosystem.

Articles

Protecting AI embedding vectors by using approximate distance preserving encryption for RAG applications

Creating cloud-native applications: 12-factor applications

Why cloud-native Java developers love Liberty

Beyond the 12 factors: 15-factor cloud-native Java applications

Achieve high performance Java applications with IBM Semeru Runtimes and Open Liberty

Eclipse OpenJ9 garbage collection policies and heap tuning for high-performance Java applications

Advanced Java stream techniques with gatherers for scalable data processing

Boost Java throughput with parallel stream pipeline optimization techniques

An introduction to the java.util.stream library

Java API design best practices

Java streams and lambda expressions alternatives to the traditional for loop

Master Java Stream internals