Java Resources

Take a look at how Java EE began, how it's grown and adapted to microservices and the cloud, and an overview of what's coming in Java EE 8.

August 18, 2017

by Alex Theedom

· 18,551 Views · 17 Likes

Code Smells: Deeply Nested Code

Here we dive into deeply nested code, how or when it arises, the problems it poses, and the challenges involved in refactoring it out into something more useful.

August 18, 2017

by Trisha Gee

· 21,442 Views · 43 Likes

Concourse Caching for Java Maven and Gradle Builds

Check out how Concourse CI now allows you to cache paths between task runs, opening the door to much faster Maven and Gradle builds.

August 17, 2017

by Biju Kunjummen

· 16,036 Views · 4 Likes

New RegEx Features in Java 9

RegEx fans will want to brush up on the changes coming to Java 9. Check out how they'll be packaged with the module system and the new tweaks coming.

August 17, 2017

by Peter Verhas

CORE

· 14,566 Views · 9 Likes

Announcing log4j-aws-appenders

This new homebrew project will help append your Log4j logs to prep them for CloudWatch, giving you more visibility into EC2 apps.

August 17, 2017

by Keith Gregory

· 16,837 Views · 6 Likes

What Is javax.ws.rs.core.context? (Part 1)

Familiarize yourself with resource injection using the JAX-RS API. We'll cover the annotations methods you can use to pass needed information.

August 17, 2017

by Alex Theedom

· 18,376 Views · 10 Likes

9 Best Practices to Handle Exceptions in Java

Whether you're brand new or an old pro, it's always good to brush up on exception handling practices to make sure you and your team can deal with problems.

August 17, 2017

by Thorben Janssen

· 248,387 Views · 146 Likes

Spring Boot REST API Unit Testing With JUnit

In this tutorial, we go through the process of setting up tests to make sure your API performs as it should, using an open source technology.

August 16, 2017

by Grigor Avagyan

· 117,797 Views · 23 Likes

How Memory Leaks Happen in Java Apps

Let's analyze the anatomy of memory leaks in Java apps to see where they come from and how you can prepare for them, find them, and fix them.

August 15, 2017

by Eugen Paraschiv

· 41,052 Views · 107 Likes

Implementing JWT Authentication on Spring Boot APIs

In this article, we take a look at a few simple ways you can shore up the security of your website or app using Spring Boot.

August 14, 2017

by Bruno Krebs

· 157,393 Views · 37 Likes

Spring Cloud Config (Part 3): ZooKeeper Backend

As we continue our series on configuration management with Spring Cloud Config, let's see how ZooKeeper functions as a backend.

August 14, 2017

by Enrique Recarte

· 24,238 Views · 6 Likes

Consumer-Driven Contracts With Pact, Feign, and Spring Data REST

Get an introduction to the concept of consumer-driven API contracts, and how to implement this with Pact, Spring Boot, and an API consumer and provider.

August 14, 2017

by Tom Hombergs

· 15,631 Views · 1 Like

Solving Your Logging Problems With Logback

Learn about all the features, advantages, setup, and configuration of Logback, a logging framework for Java applications.

August 14, 2017

by Eugen Paraschiv

· 89,465 Views · 16 Likes

Java Memory Leaks: Tools, Fixes, and More

In the effort to plug up memory leaks, here are ways you can prevent them, tools you can use to detect them, and references to consider.

August 14, 2017

by Angela Stringfellow

· 66,978 Views · 40 Likes

Java Command-Line Interfaces (Part 10): Picocli

As this series on Java CLIs continues, we examine Picocli—the tool's claim to fame being that you can run it without needing to add it as an external dependency.

August 12, 2017

by Dustin Marx

· 17,291 Views · 7 Likes

Stack vs. Heap: Understanding Java Memory Allocation

Know the difference between stack and heap? When it's right to use which one, and what features they offer? Here's a guide to memory allocation.

August 11, 2017

by Angela Stringfellow

· 134,522 Views · 21 Likes

Kafka Producer in Java

This detailed tutorial will help you create a simple Kafka producer, which allows you to publish records to the Kafka cluster.

August 10, 2017

by Jean-Paul Azar

· 107,610 Views · 14 Likes

Pagination in Spring Boot Applications

Here we examine both static and dynamic pagination, and the consideration for each, for your web apps using Spring Boot and Spring Data.

Updated August 10, 2017

by Soroush Nejad

· 328,312 Views · 14 Likes

Spring Data MongoDB With Reactive MongoDB

With the rise in popularity of NoSQL databases, MongoDB has rapidly gained popularity. See reactive programming features in Spring Framework 5 and Spring Data MongoDB.

August 9, 2017

by John Thompson

· 27,093 Views · 5 Likes

Mapping JPA in Your Database With the Time API

Throughout application development, you need to make CRUD operations on our stored data. Postgres and the Time API can help you map JPA in your database.

August 9, 2017

by Tomasz J-ski

· 47,239 Views · 5 Likes

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