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One major event that reverberated across the entire tech ecosystem was the 2018 introduction of GDPR, the General Data Protection Regulation for European Citizens. While it remains to be seen I this will or will not impact British citizens, it offers a positive opportunity for Java developers to take interest in three areas of security: …

Worried about thorough code coverage? Do you wonder whether you tested every pathway through your code? One way to eliminate that anxiety is to integrate Java cyclomatic complexity testing tools into your build.

The observer behavioral design pattern can be used to tackle a wide range of problems in your code, like issues with tight coupling, object change, and more.

Learn how to find out if Java is installed on a Windows 10, Mac OS X or Linux/Unix machine even if it’s not on the PATH.

A post brought to light an interesting feature of the JDK I didn’t know about: the ability to update a code running in a JVM. The referenced post shows how to apply a bugfix using that feature. The devious white hat JVM hacker in me started to think how one

How to install Java 8 an 11 on Red Hat Enterprise Linux 8 Beta, and use alternatives to switche between multiple versions of Java.

I have a multi-module project using Maven and Java. I am now trying to migrate to Java 9/10/11 and implement modules (as in JSR 376: Java Platform Module System, JPMS). As the project was already

4 Let’s have a functional interface Functional (for sake of brevity, I omitted the implementation and simplified the case): @Funct….

We take a look at the top 25 most important concepts to keep in mind when working with Optionals in Java, focusing on null variables and more.

Spring Framework is a very important skill for Java developers, not only to get a Job as a Java developer but also for your career advancem…

The fifth annual DevOps and Jenkins Community Survey is here and it brings some very interesting insights into the usage of technology environments, adoption of practices and DevOps maturity levels within organizations. Let’s take a closer look at the most interesting highlights.

Java 9 was release in September 2017 and with it came a brand new modular platform known as JPMS, delivered by Project Jigsaw. Building projects that an leverage this new feature can be a bit daunt…