Java Resources

Explore how to deal with all versions from JUnit and how to organize your tests in your project to bring more productivity to your team.

March 20, 2024

by Jean Donato

· 8,956 Views · 6 Likes

Building a Performant Application Using Netty Framework in Java

Netty is an asynchronous, event-driven networking framework for building high-performance applications. Dive deep into Netty's various components.

March 19, 2024

by Prasanna J

· 9,366 Views · 6 Likes

Optimizing Robotics Application’s Performance

In this post, we would like to share our real-world experience in optimizing a Java application that was controlling the robots in a warehouse.

March 14, 2024

by Ram Lakshmanan

CORE

· 6,592 Views · 1 Like

Test Parameterization With JUnit 5.7: A Deep Dive Into @EnumSource

@EnumSource makes an impression of an esoteric device that can hardly feel useful. Though, for the right problem, they are priceless. Find out where they shine.

March 14, 2024

by Oliver Gondza

· 19,306 Views · 11 Likes

CRUDing NoSQL Data With Quarkus, Part Two: Elasticsearch

Part 2 of this series focuses on Elasticsearch, a distributed NoSQL database and search engine built on Apache Lucene.

March 12, 2024

by Nicolas Duminil

CORE

· 8,273 Views · 1 Like

Mastering Exception Handling in Java Lambda Expressions

Explore exception handling in Java lambda expressions, understand the challenges involved, and provide practical examples

March 12, 2024

by Andrei Tuchin

CORE

· 13,088 Views · 5 Likes

Feature Flags and Canary Releases in Microservices

Using feature flags enables continuous and risk-free releases. In this article, we will see how to cautiously use them along with a Java example.

March 11, 2024

by Prasanna J

· 10,786 Views · 3 Likes

COBOL to JOBOL? A Poor Choice for Modernization

This article digs into the common challenges of COBOL to Java conversion and some strategies to be employed to avoid the JOBOL pitfall.

March 11, 2024

by sampath amatam

· 10,307 Views · 1 Like

Streaming Real-Time Data From Kafka 3.7.0 to Flink 1.18.1 for Processing

Flink seamlessly integrates with Kafka and offers robust support for exactly-once semantics, ensuring each event is processed precisely once. Learn more here.

March 10, 2024

by Gautam Goswami

CORE

· 10,858 Views · 2 Likes

Debugging Using JMX Revisited

Learn how to leverage JMX and Spring Boot for advanced debugging and management, enabling efficient monitoring and control of Java applications.

March 8, 2024

by Shai Almog

CORE

· 8,615 Views · 4 Likes

Harnessing the Power of SIMD With Java Vector API

In this article, explore Vector API, a feature that allows harnessing the power of SIMD (Single Instruction, Multiple Data) directly within Java applications.

March 7, 2024

by Andrei Tuchin

CORE

· 15,602 Views · 8 Likes

Java Thread Dump Analysis

Learn more about how thread dump analysis is a traditional approach followed to analyze the performance bottlenecks in Java-based applications.

March 7, 2024

by Harish Kumar Murugesan

· 11,495 Views · 4 Likes

Automatic Snapshots Using Snapshot Manager

For AWS Kinesis Data Analytics (KDA), use the Flink Snapshot Manager to automatically snapshot applications, delete old snapshots, and more.

March 7, 2024

by Shailendra Suryawanshi

· 7,306 Views · 6 Likes

Spring RestTemplate to WebClient Causes OutOfMemoryError

Spring Boot is a highly popular framework for Java enterprise applications. We will be analyzing the WebClient crash issues along with how to troubleshoot and fix them.

March 1, 2024

by Ram Lakshmanan

CORE

· 10,777 Views · 1 Like

Journey Through Java Execution: From Loader to Memory Model

This article explores the steps of running a basic Java program, highlighting the roles of the loader, compiler, runner, and memory models.

February 29, 2024

by Roopa Kushtagi

· 7,644 Views · 6 Likes

Dapr For Java Developers

In this article, learn how the Dapr project can reduce the cognitive load on Java developers and decrease application dependencies.

February 29, 2024

by Mauricio Salatino

· 10,308 Views · 8 Likes

Foreign Function and Memory API: Modernizing Native Interfacing in Java 17

Introduced in Java 14 as an incubating feature and finalized in Java 17, explore this safer, more efficient alternative to JNI for interacting with native code.

February 26, 2024

by Andrei Tuchin

CORE

· 8,069 Views · 6 Likes

Unlocking the Power of Oracle NoSQL With Quarkus: Seamless Integration for Cloud-Age Applications

Learn how to integrate Oracle NoSQL with Quarkus using JNoSQL for seamless cloud-native application development. Check out the source code for hands-on exploration.

February 26, 2024

by Otavio Santana

CORE

· 5,812 Views · 1 Like

Code Complexity in Practice

Code can often become an obscure dialect, shrouded in complexity and inaccessibility. Learn how human-centric code can help towards manageable code complexity.

February 26, 2024

by Stelios Manioudakis, PhD

CORE

· 6,275 Views · 4 Likes

A Financial Anti-Fraud Solution Based on the Apache Doris Data Warehouse

This post will go into detail about how a retail bank builds its fraud risk management platform based on Apache Doris and how it performs.

February 26, 2024

by Shirley H.

· 3,588 Views · 1 Like

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