Java Resources

Learn How to Use JUnit 5 to Test Your Spring Boot Apps

Guide on creating, securing, and testing a Spring Boot application with JUnit 5, covering REST API setup, OAuth 2.0 implementation, and unit/integration testing.

Updated July 2, 2019

by Lindsay Brunner

· 87,312 Views · 27 Likes

Introducing ScyllaDB With Java

This post gives you an overview of ScyllaDB and how to connect with Java using Jakarta EE.

July 1, 2019

by Otavio Santana

CORE

· 15,777 Views · 5 Likes

RPC With Redis-Based Java Remote Services

Learn more about remote procedure call with Redis-based Java remote services.

Updated July 1, 2019

by Nikita Koksharov

· 20,923 Views · 4 Likes

Java Hashing: From Overriding HashCode to Mutable Objects

Here's an overview of the hashCode method, mutable objects, and memory leaks.

Updated July 1, 2019

by Muhammad Ali Khojaye

· 111,132 Views · 20 Likes

Process Collections Easily With Stream in Java 8

Learn how you can process collections easily with Stream in Java 8.

July 1, 2019

by Leona Zhang

· 46,918 Views · 30 Likes

4 Spring Annotations Every Java Developer Should Know

Here are the most important Spring annotations that every Java developer should know.

July 1, 2019

by Justin Albano

CORE

· 67,636 Views · 67 Likes

Java Concurrency: Thread Confinement

Learn more about concurrency problems and thread confinement in Java.

June 28, 2019

by Akshansh Jain

· 36,210 Views · 38 Likes

Build a Simple Chat App Using Java and Stateful Web Agents

This post is a tutorial for building a basic chat application using an open source platform.

June 28, 2019

by Bradley Johnson

· 19,809 Views · 6 Likes

Spring MVC and MongoDB: A Match Made in Platform.sh Heaven

Check out this post to learn more about Spring MVC and MongoDB on Platform.sh.

June 28, 2019

by Otavio Santana

CORE

· 15,304 Views · 4 Likes

Java Concurrency: Atomic Variables

Expand your Java concurrency knowledge by taking a closer look at atomic variables and how to execute them in your code.

June 27, 2019

by Akshansh Jain

· 35,593 Views · 5 Likes

Java Class Name Locator in Selenium

Learn more about using the Java Class name locator in Selenium.

Updated June 26, 2019

by Sadhvi Singh

· 32,163 Views · 3 Likes

Writing Java APIs Using Apache Atlas Client

See how to write Java APIs using an Apache Atlas client.

Updated June 26, 2019

by Himani Arora

· 13,641 Views · 2 Likes

How to Deal With Different JDK Versions and Vendors

All those JDK versions from all those JDK suppliers giving you headaches? Here's an open-source project to simplify things with Docker.

June 26, 2019

by Sven Ruppert

CORE

· 9,369 Views · 5 Likes

Java Multi-Threading With the ExecutorService

Learn more about multi-threading in Java with the ExecutorService.

June 25, 2019

by Brian Hannaway

· 212,340 Views · 14 Likes

3 Books and Courses to Learn Spring Security 5 in Depth

Here are the top three resources for learning Spring Security.

Updated June 24, 2019

by Javin Paul

· 20,293 Views · 8 Likes

Hibernate Bytecode Enhancement: Dirty Tracking

Take a look at how you can boost the performance of your Java bytecode in Hibernate using dirty tracking.

Updated June 24, 2019

by Nicolae Sirbu

· 14,484 Views · 6 Likes

Spring Batch to Read From MongoDB and Generate XML Files

We take a look at how to use these two popular and open source database projects together to generate XML file versions of our data.

June 24, 2019

by Chaandan Banerjee

· 22,683 Views · 3 Likes

Learn How to Secure Service-to-Service Microservices

You've built a microservices architecture, but have you secured your service-to-service communication? If not, read on to learn how!

June 24, 2019

by Matt Raible

· 56,307 Views · 23 Likes

[Video] How to Consume RabbitMQ Messages From Queues With Java

Learn how to consume RabbitMQ messages from queues with Java.

Updated June 21, 2019

by Marco Behler

CORE

· 12,493 Views · 2 Likes

Code Organization in Functional Programming vs. Object Oriented Programming

We walk through some code to check out the differences in FP and OOP in JavaScript programming.

June 20, 2019

by James Warden

· 15,435 Views · 3 Likes

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