Enterprise Java development strategy

Learn about enterprise Java and Java EE applications and software development. Our coverage of enterprise Java development includes the Java programming language; Java virtual machine (JVM) languages like Scala, Groovy and Grails; domain specific languages (DSLs); and other software programming languages.

February 04, 2019 04 Feb'19
A quick look at inferred types and the Java var keyword

Here's a quick look at the Java var keyword and what it looks like when you use inferred types in your code.
January 01, 2019 01 Jan'19
How to use Java's functional Consumer interface example

The functional consumer interface is a key part of the Java Streams API. Here is a simple Consumer interface example to show you how to use this Java component.
December 26, 2018 26 Dec'18
Red Hat's support for OpenJDK on Windows anchors Java apps

Red Hat brings long-term support for open source Java to developers who use Windows, so organizations can now choose one Java platform for desktop, data center and cloud.
December 13, 2018 13 Dec'18
Learn Java lambda syntax quickly with these examples

Don't be intimidated by the prospect of doing functional programming in Java. This step-by-step example will help you learn basic Java lambda syntax quickly and effectively.

Bring yourself up to speed with our introductory content

Developers find cautious optimism for serverless platforms

Experts urge cautious optimism around serverless development. It has its benefits, but tools that don't work as expected and a developer learning curve can cause some problems. Continue Reading
Use the Java JDeps tool to root out internal API calls

If you have internal Java API calls in your code, it will soon stop working. Here's a way to identify those calls and replace the problematic code with options on how to fix it. Continue Reading
Succeed with the test-first Java certification prep approach

Java certification exam prep is an important step for anyone interested in the test. Consider a test-first approach that might help you more effectively study for the exam. Continue Reading

Weigh the pros and cons of technologies, products and projects you are considering.

Install the Jenkins Artifactory plugin in 5 easy steps

Jenkins and Artifactory integration can be a major timesaver for DevOps engineers. Follow these five steps for an easy plugin installation in your CI/CD pipelines. Continue Reading
What is the preferred developer operating system?

Does the developer operating system play a part in the SDLC equation anymore? Well, it depends on what you're programming. Mobile and cloud development demand different OS best practices. Continue Reading
Is it a mistake to teach Java as a first programming language?

Is it right to teach Java to students as an introductory programming language? If not, what are the alternatives to Java when it comes to learning how to code? Continue Reading

Learn to apply best practices and optimize your operations.

How to use the Jenkins Git Plugin: Tips and tricks

Being able to pull from a source code repository is a given, but here are five features the Jenkins Git Plugin makes available to your build jobs that you didn't even know were there. Continue Reading
Tough sample DevOps interview questions and answers to tackle

Interested in applying for that DevOps engineer position? Then take a look at these tough, sample DevOps interview questions and answers, and see how well you are prepared. Continue Reading
Tough sample Jenkins interview questions and answers for DevOps engineers

Applying for an engineering job where continuous integration is part of the description? Here are 10 tough Jenkins interview questions to prepare you for the DevOps engineering interview. Continue Reading

We’ve gathered up expert advice and tips from professionals like you so that the answers you need are always available.

Use Java method modifiers to avoid public method antipattern

Follow best practices for Java method design, and don't allow one public class to call another. If you skipped this step, be prepared to pay the consequences. Continue Reading
Avoid boilerplate code with this typable Spring beans tutorial

Java is always criticized for being bloated. But there are ways to minimize all the fill-in code. This Spring beans tutorial shows you how to write more efficient applications. Continue Reading
Stop with the unsafe internal Java API calls, or the JDK will stop it for you

Soon, any code that uses Java internal APIs will not compile, and shortly after that, code that uses classes in sun.misc will not even run. Continue Reading