Java Resources

Jenkins vs. Bamboo: Battle Of The Best CI/CD Tools

Bamboo and Jenkins are two of the leading continuous integration tools by developers, Explore this comparison between them in terms of ease of use and more.

Updated January 19, 2024

by Sahiti Kappagantula

· 34,872 Views · 5 Likes

Secure Spring REST With Spring Security and OAuth2

In this tutorial, learn how to add security mechanisms, such as an authorization process and access tokens, to your REST API with Spring Security and OAuth2.

Updated January 19, 2024

by Adam Zaręba

· 350,904 Views · 90 Likes

Comparing the Efficiency of a Spring Boot Project to a Go Project

In this article, compare the efficiency of a Spring Boot project as a GraalVM-native image and on the JDK to a Go project.

January 19, 2024

by Sven Loesekann

· 5,242 Views · 3 Likes

How To Use LangChain4j With LocalAI

Learn how you can integrate Large Language Model (LLM) capabilities into your Java application, and how to integrate with LocalAI from your Java application.

January 18, 2024

by Gunter Rotsaert

CORE

· 4,144 Views · 3 Likes

Understanding Lazy Evaluation in Java Streams

Java Streams offer a high-level, declarative approach to data processing, but one of their most intriguing features is lazy evaluation.

January 18, 2024

by Andrei Tuchin

CORE

· 7,770 Views · 7 Likes

My ModelMapper Cheat Sheet

Code samples of ModelMapper use cases such as adding custom mapping, saving custom mapping, and custom mapping with the builder pattern.

January 18, 2024

by Max Stepovyi

· 2,640 Views · 2 Likes

Java NIO: OutOfMemoryError

One of our applications was leveraging this NIO; however, it suffered from frequent ‘java.lang.OutOfMemoryError: Direct buffer memory’ when we were running in Java 11.

January 18, 2024

by Ram Lakshmanan

CORE

· 2,302 Views · 2 Likes

Update and Upgrade JBoss EAP With Ansible

Learn how to update and even upgrade your running instances of JBoss EAP in a fully automated fashion using Ansible and its collection dedicated to EAP!

January 17, 2024

by Romain Pelisse

· 3,798 Views · 2 Likes

Designing a Rest API Part 1: Naming Syntax

This article is the first in a series of some great takeaways on how to craft a well-designed and developer friendly REST API.

January 15, 2024

by Michael Krog

· 6,614 Views · 4 Likes

Building Your Own Automatic Garbage Collector: A Guide for Developers

Implementing a custom Java garbage collector requires deep JVM knowledge, exploration of OpenJDK, and understanding memory management principles.

January 14, 2024

by Arun Pandey

CORE

· 12,559 Views · 3 Likes

Efficiently Transforming JDBC Query Results to JSON

In this article, learn how to avoid common pitfalls when returning large amounts of data from a REST service.

January 13, 2024

by Greg Brown

· 4,157 Views · 2 Likes

Implementing Persistence With Clean Architecture

This Java tutorial shows and compares different possible persistence layer implementations according to the theoretical rules set by Clean Architecture.

January 12, 2024

by Daniel Buza

· 8,509 Views · 4 Likes

The Challenges and Pitfalls of Using Executors in Java

Executors come with their own set of challenges and pitfalls that developers must be aware of to avoid potential issues.

January 12, 2024

by Andrei Tuchin

CORE

· 6,558 Views · 4 Likes

Jakarta EE Security: Using Identity Stores

Jakarta EE Security (formerly JSR 375) introduces the notion of identity stores. Here, learn how they are implemented by Jakarta EE platforms like Payara.

January 11, 2024

by Nicolas Duminil

CORE

· 4,938 Views · 1 Like

Adding Versatility to Java Logging Aspect

Logging on a method or methods of a class becomes dynamically woven. This article deep dives and illustrates how a logging aspect may be boosted to make the most of it.

January 10, 2024

by Soham Sengupta

· 2,902 Views · 1 Like

Postgres Full-Text Search With Hibernate 6

In this article, explore the posjsonhelper library and learn about adding support for the full-text search for your project that uses Hibernate 6 and Postgres.

January 9, 2024

by Szymon Tarnowski

CORE

· 6,880 Views · 10 Likes