Java Resources

Collaborators and Libraries: Java Design Patterns for Success

Should constructors throw exceptions? What can the 1815 Congress of Vienna teach us about good Java design?

April 26, 2016

by Alan Hohn

· 9,865 Views · 7 Likes

Spring Security is an extensible framework for authentication, including support for OAuth 2 and JSON Web Token, two popular choices.

April 26, 2016

by Anh Tuan Nguyen

· 78,567 Views · 11 Likes

Java 8 New Date And Time Overview

A practical introduction to the new and improved Date & Time API in Java 8. If you've not had chance to review or use it yet then start here!

April 22, 2016

by Siva Prasad Rao Janapati

· 14,122 Views · 5 Likes

Deploy to WildFly and Docker From IntelliJ Using Management API

When you are new to both Docker and IntelliJ how do you deploy your Java EE applications? Steve Favez shows you how.

April 21, 2016

by Steve Favez

· 26,428 Views · 11 Likes

Using Spring Session for Concurrent Session Control in a Clustered Environment

How a new feature in Spring lets you manage sessions without relying on external repositories.

Updated April 20, 2016

by Joris Kuipers

· 29,484 Views · 17 Likes

Java Champions Get IntelliJ IDEA Ultimate for Free

Are you a Java Champion? Now you can get IntelliJ IDEA Ultimate as yet another reward.

April 18, 2016

by Robert Demmer

· 23,985 Views · 2 Likes

Default HotSpot Maximum Direct Memory Size

Working with off-heap storage can make a big difference when working with large data sets. But how do you know how much memory you have at your disposal? Read this article and find out!

April 18, 2016

by Dustin Marx

· 39,909 Views · 7 Likes

Protect Your Immutable Object Invariants in More Complex Java Objects

Learn the basics on how to write robust immutable Java objects and reap the benefits of immutable objects in your code.

April 17, 2016

by Per-Åke Minborg

· 11,902 Views · 11 Likes

Yes, Java Has Flaws. But...

Is Java the new Cobol? Probably, but Cobol is still running. Java will be in enterprises for at least 20 more years.

April 15, 2016

by Tim Spann

CORE

· 24,762 Views · 39 Likes

Properly Shutting Down An ExecutorService

This tutorial will teach you that you don't need to pilot an A-Wing to shut down these ExecutorServices.

Updated April 14, 2016

by T Tak

· 72,379 Views · 11 Likes

An Introduction to Logback: a Logging Framework From the Creator of Log4J

Monitoring, diagnosing, and troubleshooting are key activities in any enterprise application lifecycle, and logging is the core part of these activities. Meet Logback, a logging framework from the creator of Log4J.

April 14, 2016

by John Thompson

· 14,142 Views · 8 Likes

Creating Immutable Classes in Java

An introduction to immutable classes in Java, such as a String class.

Updated April 14, 2016

by Hari Kiran G

· 42,274 Views · 29 Likes

Simplifying Nested Loops With Java 8 Lambdas

A great way to keep looping code out of your main logic in Java 8 apps.

April 12, 2016

by Michael Scharhag

· 38,859 Views · 9 Likes

Detecting Java Race Conditions With Tests, Part 1: Lost Updates

See how detecting Java race conditions is actually rather easy. In Part I of this two-part article, you will see how to detect lost updates, the first type of Java race conditions.

April 9, 2016

by Thomas Krieger

· 19,235 Views · 4 Likes

Spring Batch FlatFileItemWriter Hacking

Code snippets demonstrating how to use the FlatFileItemWriter class in Spring.

April 9, 2016

by Upender Chinthala

· 64,041 Views · 5 Likes

Java Performance Notes: Autoboxing / Unboxing

How features that have been present since Java 1.5 still impact the performance of your apps, and how to substantially improve them.

April 9, 2016

by Ali Kemal TASCI

· 21,421 Views · 15 Likes

Java 8: Base64 Encoding & Decoding [snippet]

The Base64 encoding and decoding is a long overdue JDK API feature. As part of Java 8 the Base64 encoding and decoding feature came into the Java standard library.

April 8, 2016

by Siva Prasad Rao Janapati

· 17,997 Views · 8 Likes