By Aleksei Voitylov
Arm-based processors are increasingly popular and are in the news thanks to Apple’s latest notebooks and Oracle’s cloud services.
By Aleks Seović
How to push a Coherence CE application out to a Kubernetes cluster, and then scale and manage that cluster
By Simon Roberts and Mikalai Zaikin
Explore the allowed method return types to see where the code succeeds… or fails.
By Simon Roberts and Mikalai Zaikin
Do you know how to protect your system’s /etc/passwd file?
By Simon Roberts and Mikalai Zaikin
Test your knowledge of Java’s primitive operators.
By Simon Roberts and Mikalai Zaikin
Here’s what happens when good code meets bad people.
By Simon Roberts and Mikalai Zaikin
Test your knowledge of Java—and your debugging skills too.
By Simon Roberts and Mikalai Zaikin
You now need only pass a single exam to become a certified Java SE 11 Developer.
By Eric J. Bruno
Store gigabytes or terabytes of data in high-speed memory—if you have the physical RAM, of course.
By Simon Roberts and Mikalai Zaikin
Test your knowledge of static fields in Java.
By Simon Roberts and Mikalai Zaikin
Test your knowledge of abstract classes and their methods.
By Frank Kiwy
Existing frameworks and libraries that access instance variables through getters and setters won’t work with records. Here’s what to do.
By Arjan Tijms
Customize the popular automation platform to make it say “Hallo.”
By Simon Roberts and Mikalai Zaikin
Test your knowledge of a key object-oriented programming concept.
By Angie Jones
Developers using older versions of the Java platform are missing out.
By Simon Roberts and Mikalai Zaikin
Test your knowledge of the java.nio.file.Files class.
By Simon Roberts and Mikalai Zaikin
Test your knowledge of what happens when you use the ExecutorService.
By Ben Evans
Look into the bytecode to see how Java handles lambdas.
By Andrew Binstock
The brute-force method works—but a smarter algorithm improves performance by an order of magnitude.
By Alan Zeichick
When Java shows up at a party, it always brings a delicious dessert.