Java Resources

JMS Queue Server and Client Example Based On an ActiveMQ Provider

The basics of messaging services for Java apps, along with a client example based on ActiveMQ.

January 16, 2016

by Tomasz J-ski

· 22,619 Views · 3 Likes

Playing With Spring Boot, Vaadin, and Kotlin

Spring Boot and Vaadin enthusiast, Nicolas Frankel, takes us through building an application in the JVM language Kotlin, using the two frameworks.

January 15, 2016

by Nicolas Fränkel

CORE

· 29,652 Views · 9 Likes

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

· 136,810 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

· 17,197 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

· 118,628 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

· 16,145 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

· 28,677 Views · 9 Likes

Java Garbage Collection Explained [Comic]

Programmers produce garbage just like threads do.

January 1, 2016

by Daniel Stori

CORE

· 36,293 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

· 3,635 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

· 10,617 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

· 12,303 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

· 23,742 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

· 64,567 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

· 10,120 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

· 23,174 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

· 91,872 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

· 53,195 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

· 63,191 Views · 18 Likes

Immutable Objects in Java

An overview plus some practical tips on immutable objects in Java.

December 18, 2015

by Davide Lorenzo Marino

· 69,230 Views · 18 Likes

Spring Boot Memory Performance

Curious to see Spring boot memory performance? Here's a look at Vanilla Spring boot, JVM tools, and more.

December 16, 2015

by Dave Syer

· 71,770 Views · 11 Likes

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