Java Resources

The Observer Pattern Using Java 8

Learn about the observer pattern using modern Java: What it is, specializations, common naming conventions, and more!

January 11, 2016

by Justin Albano

CORE

· 136,801 Views · 78 Likes

Leaner Java Collections With FastUtil

Learn more about the pros and cons of FastUtil vs Trove.

January 11, 2016

by Dustin Marx

· 17,194 Views · 12 Likes

Simple Java SOAP Web Service Using JDK Tools

A tutorial on how to use JDK tools to publish and consume a simple SOAP web service.

January 7, 2016

by Hany Ahmed

· 118,619 Views · 36 Likes

Programmatic Websocket Endpoints in Java EE 7

The Java Websocket API is versatile. In this 2-step post, you'll learn how to develop and deploy websocket endpoints.

January 6, 2016

by Abhishek Gupta

CORE

· 16,143 Views · 3 Likes

Dynamic Class Enhancement with CGLib

Popular libraries like Spring use CGLib to dynamically generate classes at runtime. Understanding how it works can help you parse those notorious stack traces when something goes wrong.

January 2, 2016

by Alan Hohn

· 28,673 Views · 9 Likes

Java Garbage Collection Explained [Comic]

Programmers produce garbage just like threads do.

January 1, 2016

by Daniel Stori

CORE

· 36,292 Views · 55 Likes

Getting Started With the JBoss EAP 7 Quick Starts

Check out how to get up and running with JBoss Enterprise Application Platform 7! This comprehensive video will get your going with JBoss EAP 7.

January 1, 2016

by Markus Eisele

· 3,633 Views · 3 Likes

Discovering a Trove of Java Primitives Collection Handling

Learn more about the Trove4j library, which provides high performance collections for Java.

December 31, 2015

by Dustin Marx

· 10,615 Views · 4 Likes

CGLib Proxies and Hibernate Lazy Fetching

Lazy fetching with Hibernate is a common source of exceptions (and confusion). This article delves into CGLib proxies to reveal why lazy loading works the way it does.

December 31, 2015

by Alan Hohn

· 12,301 Views · 6 Likes

Resolve PKIX Path Building Failed in Spring Cloud Server

The problem was that Java was missing the certificate from a specific website, in this case, http://repo.spring.io.

December 29, 2015

by Ravi Isnab

· 23,736 Views · 2 Likes

Mocking RabbitMQ for Java Integration Tests

How to use an embedded Java version of Apache Qpid to mock a RabbitMQ Broker inside integration tests.

December 29, 2015

by Andre Buzzo

· 64,559 Views · 11 Likes

JBoss EAP 7 and NoSQL Using Java EE and Docker

Developers can write applications to Couchbase using many different languages and multiple SDKs. This post explains how to deploy and access a NoSQL database from JBoss EAP 7.

December 28, 2015

by Arun Gupta

· 10,117 Views · 5 Likes

Java Dynamic Proxies

A lot of modern Java frameworks use dynamically generated code. This article is designed to demystify a little of what is happening behind the scenes.

December 26, 2015

by Alan Hohn

· 23,165 Views · 18 Likes

Logging With SLF4J

Learn how to use the Simple Logging Facade for Java (SLF4J) in your applications.

December 25, 2015

by Jayanga Dissanayake

· 91,866 Views · 18 Likes

Getting Started With Apache Ignite

This tutorial shows you how to create a simple "Hello World" example in Apache Ignite.

December 19, 2015

by Prachi Garg

· 53,192 Views · 13 Likes

Long and Double Values Are Not Atomic in Java

In Java 64-bit, long and double values were treated as two 32-bit values. That means, a 64-bit write operation is basically performed as two separate 32-bit operations.

December 18, 2015

by A N M Bazlur Rahman

CORE

· 63,189 Views · 18 Likes