Java Resources

URLs can turn out to be invalid for a variety of reasons. We can call a free API to check syntax, domain name existence, and endpoint availability all at once.

June 11, 2024

by Brian O'Neill

CORE

· 9,959 Views · 5 Likes

GitHub Copilot Tutorial

In this GitHub Copilot tutorial, we’ll show you how to configure and safely use this tool with IntelliJ for Java development projects.

June 11, 2024

by Karol Świder

· 5,172 Views · 2 Likes

JavaScript, Node.js, and Apache Kafka for Full-Stack Data Streaming

Explore JavaScript, Node.js, and Apache Kafka for full-stack development for data streaming with open-source clients.

June 10, 2024

by Kai Wähner

CORE

· 7,472 Views · 2 Likes

Even More OpenTelemetry!

In this post, the author describes several changes he made in his OpenTelemetry tracing demo and the lessons he learned.

June 7, 2024

by Nicolas Fränkel

· 4,441 Views · 2 Likes

Dependency Injection

One of the foundational techniques in Java backend development, helping build resilient and scalable applications tailored to modern software demands.

June 5, 2024

by German Urikh

· 8,446 Views · 3 Likes

Effective Java Application Testing With Cucumber and BDD

Increase your testing efficiency by utilizing Cucumber for Java application testing, fully integrated with Behavior-Driven Development (BDD).

June 4, 2024

by Gunter Rotsaert

CORE

· 9,500 Views · 4 Likes

A Complete Guide To Implementing GraphQL for Java

This comprehensive guide is a valuable resource for Java developers seeking to create robust and efficient GraphQL API servers.

June 3, 2024

by David Ventimiglia

· 9,096 Views · 7 Likes

Hibernate Validator vs Regex vs Manual Validation: Which One Is Faster?

Inspired by coding for a performance backend competition, this article follows a test to find the fastest validator for Java applications.

June 3, 2024

by Fernando Boaglio

· 9,096 Views · 1 Like

The Magic of Quarkus With Vert.x in Reactive Programming

Explore reactive programming in Quarkus, along with detailed insights and practical examples in Java to illustrate its transformative capabilities.

June 3, 2024

by Reza Ganji

CORE

· 8,585 Views · 4 Likes

TestNG vs. JUnit: A Comparative Analysis of Java Testing Frameworks

This article aims to provide a comprehensive comparison between TestNG and JUnit, exploring their features, advantages, limitations, and use cases.

May 31, 2024

by pranshu sharma

· 4,926 Views · 4 Likes

Distributing Data and Logic: Enhancing Performance, Resilience, and Efficiency With Akka

Discover how distributing data and logic with the actor model enhances performance, resilience, and efficiency in mission-critical applications.

May 30, 2024

by Tom Smith

CORE

· 3,344 Views · 2 Likes

CPU Profiling - Flame Graphs

This article gives an introduction to flame graphs and discusses how they can be used to analyze CPU hot spots in large systems to reduce cost.

May 29, 2024

by Parveen Saini

· 2,704 Views · 1 Like

Understanding and Learning NoSQL Databases With Java: Three Key Benefits

Discover how Eclipse JNoSQL assists Java developers in implementing NoSQL capabilities such as polyglot persistence into their applications.

May 29, 2024

by Otavio Santana

CORE

· 6,831 Views · 4 Likes

How We Developed the Eclipse OpenJ9 CRIU Support for Fast Java Startup

Checkpointing and restoring the JVM makes cloud apps run with no perceived delay because all the startup work is done before deployment. Try it, or read on to learn more.

May 27, 2024

by Younes Manton

· 3,065 Views · 1 Like

Constructing Secure and Strong Data Access Layers With JPA

Determine how to control JPA features and secure coding practices to build secure data access layers that protect sensitive information in your applications.

May 23, 2024

by Humashankar Vellathur Jaganathan

· 4,528 Views · 3 Likes

Tackling Records in Spring Boot

Let’s take a look at several scenarios where Java records can help us increase readability and expressiveness by squeezing the homologous code.

May 21, 2024

by Anghel Leonard

CORE

· 5,847 Views · 5 Likes

Generate Object Mapping Using MapStruct

Do you write a lot of mapping code to map between different object models? Learn about MapStruct, which simplifies this task by generating mapping code.

May 21, 2024

by Gunter Rotsaert

CORE

· 6,811 Views · 1 Like

GenAI Demo With Kafka, Flink, LangChain and OpenAI

Explore the architecture and demo for open-source data streaming using Apache Kafka and Flink with Python, LangChain, and OpenAI LLM APIs in the cloud.

May 17, 2024

by Kai Wähner

CORE

· 3,590 Views · 1 Like