Java Resources

Are projects like Apache Spark about to get a serious boost? In this post, we learn about vectorized algorithms in Java, and what it means for the world of big data.

May 15, 2018

by Richard Startin

· 22,025 Views · 2 Likes

Dockerizing Your Scala App

Here's a step-by-step guide that details how to containerize your Scala apps with Docker, including how to set up your Dockerfile.

May 15, 2018

by Emmanouil Gkatziouras

CORE

· 18,543 Views · 4 Likes

Java's @Serial Annotation

JDK 11 might see a new annotation. Let's see how this one is meant to help with your serialized classes and what the roadmap looks like.

Updated May 15, 2018

by Dustin Marx

· 11,881 Views · 2 Likes

Stream a File to AWS S3 Using Akka Streams in Play Framework

Here's a handy guide to start streaming your files to the cloud (AWS S3) in particular when using Akka, Play Framework, and Alpakka.

Updated May 14, 2018

by Sidharth Khattri

· 13,653 Views · 2 Likes

Mule Expressions Using Java

Read this short and simple tutorial in order to learn how to use Java code to perform validation for variables in the Mule flow.

May 12, 2018

by Varun Goyal

· 18,721 Views · 3 Likes

Up-to-Date Cache With EclipseLink and Oracle

Let's look at how to use Oracle's Continuous Query Notification feature and how you can use it when updating or invalidating caches when data changes.

Updated May 12, 2018

by Piotr Mińkowski

· 6,966 Views · 3 Likes

Parallel and Asynchronous Programming in Java 8

Java 8 offered a boon to parallel and asynchronous programming. Let's check out the lessons Java learned from JavaScript and how JDK 8 changed the game.

May 11, 2018

by Lisa Steendam

· 77,522 Views · 17 Likes

Service Discovery With Eureka and Zuul

Learn how to use Spring Boot with Zuul and Eureka to create a simple discovery service, routing .NET applications through a Zuul gateway.

May 10, 2018

by Jarett Lear

· 89,202 Views · 7 Likes

JPA and Hibernate: Persist LocalDate and LocalDateTime [Video]

As useful as JPA is, you still run into problems when using it with Java 8's updated Date and Time API. Here's how to build an AttributeConverter and how Hibernate helps.

May 8, 2018

by Thorben Janssen

· 11,597 Views · 2 Likes

DDD Approach in Microservices-Based Abixen

This article will walk you through an example of a microservice-based architecture set up with a Domain Driven Design approach.

May 8, 2018

by Mariusz Kumor

· 12,229 Views · 5 Likes

Microservices: Service Registration and Discovery

See an example of a microservices application developed with Vaadin and Spring Boot to learn about implementing service registration and discovery.

May 7, 2018

by Alejandro Duarte

CORE

· 47,423 Views · 9 Likes

Reactive Microservices With Spring WebFlux and Spring Cloud

If you're looking to get started with reactive microservices with the latest and greatest tools in the Spring arsenal, then this post is for you!

May 5, 2018

by Piotr Mińkowski

· 64,962 Views · 29 Likes

Faster Repeated Access to Java Class Names Coming to Java?

As we continue the game of which fancy features are coming to Java next, we examine a proposal to cache class names to boost performance.

May 4, 2018

by Dustin Marx

· 9,506 Views · 3 Likes

Optional Parameters in Java: Strategies and Approaches

There are a variety of tactics available when it comes to using optional parameters. Here, we'll compare six different approaches to see which ones to pick and when.

May 4, 2018

by Eugen Paraschiv

· 35,367 Views · 28 Likes

A Multi-Gateway Payment Processing Library for Java

Check out J2Pay, an open source library designed to ease the burden of working with multiple payment gateways in your Java projects.

May 3, 2018

by Muhammad ilyas

· 58,413 Views · 29 Likes

New Methods on Java Strings With JDK 11

JDK 11 will probably be bringing a few new methods to the String class! Most of them focus on redefining white space for a more consistent approach.

May 3, 2018

by Dustin Marx

· 28,476 Views · 9 Likes

Introduction to Spring Cloud: Config (Part 1)

Working with distributed systems? Spring Cloud is probably a top pick for most devs. Let's see how to use both it and Spring Cloud Config for your projects.

May 2, 2018

by Mohit Sinha

· 16,043 Views · 5 Likes