Java Resources

Java Concurrency ReentrantLock

Why ReentrantLock is more flexible than synchronize block, and an example of how to use it.

August 16, 2016

by Shaamik Mitraa

· 17,217 Views · 22 Likes

The Most Popular Java Tools for Every Phase of Development

A look at the most popular tool in each phase of Java development. Are your favorites on the list?

August 15, 2016

by Mitch Pronschinske

· 39,065 Views · 98 Likes

Build a Custom ODBC Driver in C/C++, Java, or C#

Are you struggling to find a driver for your amazing, unique application? Here's our quick guide for building a custom driver.

August 13, 2016

by Nishanth Kadiyala

· 11,555 Views · 7 Likes

Using JUnit 5 in IntelliJ IDEA

A detailed tutorial on how to run tests written for JUnit 5, without using Gradle or Maven libraries, using IntelliJ's latest update.

August 12, 2016

by Trisha Gee

· 21,400 Views · 9 Likes

Connascence of Meaning in Java

What is the connascence of meaning between two classes? Check out this example in Java to find out.

Updated August 11, 2016

by Sean O'Toole

· 14,989 Views · 13 Likes

Update DynamoDB Items With Java

Amazon's DynamoDB is a powerful cloud database service that includes a simple Java API.

August 11, 2016

by Emmanouil Gkatziouras

CORE

· 34,541 Views · 2 Likes

Building a Web UI for PostgreSQL DBs in Plain Java

This guide walks you through the process of connecting to PostgreSQL databases from Java web applications using MyBatis and Spring Framework. The UI part will be built using Vaadin Framework which allows you to build modern single-page web apps with only Java.

August 9, 2016

by Alejandro Duarte

CORE

· 19,938 Views · 12 Likes

Log4j 2.x XSD Is Not Fully Descriptive

Think Log4j 2.x and JAXB play nicely together? It would seem that Log4j's XSD doesn't fully specify Log4j's components' configuration attributes. Read on to find out more.

August 9, 2016

by Dustin Marx

· 8,147 Views · 3 Likes

Testing Java EE Using Docker

Need to run an integration test for your JavaEE application? Well, here are some tools that can help you out and a roadmap of how to use them.

Updated August 5, 2016

by Kai Winter

· 14,332 Views · 6 Likes

REST API vs. SOAP Web Services Management

Let's take a step back and look at the rise of microservices and REST and the apparent decline of SOAP-based web services. What are the statistics and the reasons?

August 4, 2016

by Guy Levin

· 14,064 Views · 9 Likes

Is JUnit Only for Unit Testing?

Can JUnit be useful for other applications beyond unit testing? Yes! It can actually be used to execute code to support any kind of testing.

August 3, 2016

by Alan Richardson

· 9,274 Views · 9 Likes

Create a While Loop in Mule ESB Without Using Java or Groovy

You don't need to look outside Mule ESB to make a while loop. Instead, a private flow can do the job just as well.

July 28, 2016

by Satheesh Kumar

· 32,290 Views · 12 Likes

StackOverflow: Seven of the Best Java Answers That You Haven’t Seen

Henn Idan of Takipi covers branch prediction, security in Java, exceptions, and those puzzling questions on StackOverflow that get you thinking.

July 27, 2016

by Henn Idan

· 64,768 Views · 41 Likes

Biggest Change to the Java Ecosystem: New Blood

Former JUG leader and MVB Dave Fecak chimes in on a major change to the Java ecosystem. What direction will Java go if entry level devs are losing interest in the language?

July 26, 2016

by Dave Fecak

· 14,514 Views · 11 Likes

Unit Testing Mule DataWeave Scripts with MUnit

DataWeave is a powerful transformation language introduced with Mule Enterprise Edition 3.7. It allows you to transform data from one format to another and supports CSV, XML, JSON, Flat/Fixed Width (v3.8+) & Java. You can look at these DataWeave Examples to see it in action.

July 26, 2016

by Manik Magar

· 21,238 Views · 3 Likes

Java 8 Top Tips

Time for a refresher of best practices when using Java 8, including basics around Streams and Lambda Expressions.

July 26, 2016

by Trisha Gee

· 46,084 Views · 65 Likes

Java Code Challenge: Play the Stockmarket Solution

The solution to last week's Java Code Challenge in a surprisingly simple way.

July 26, 2016

by Sam Atkinson

· 8,218 Views · 4 Likes

How to Debug Java with IntelliJ: Breakpoints, Evaluate Expression, Watches, and Variable View

This post has a look at how to effectively debug code in the IntelliJ IDE (hey, not everyone uses Eclipse!). Read on to find out more.

July 25, 2016

by Alan Richardson

· 53,750 Views · 11 Likes

Custom Audit Log With Spring and Hibernate

If you can't use Envers to automatically audit your database operations with Hibernate, you can use event listeners instead. Here's how.

July 25, 2016

by Bozhidar Bozhanov

· 52,448 Views · 8 Likes

Using Handlebars Java as a Server Side Templating Language

The disconnect between a programming language and how media is rendered has always caused problems. Handlebars is one of the best solutions on the market right now for Java devs building web apps.

July 21, 2016

by Siva Prasad Rao Janapati

· 28,541 Views · 12 Likes

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