The release of Java SE 15 in Sept 2020 will introduce "sealed classes" (JEP 360) as a preview feature. A sealed class is a class or interface which restricts which other classes or interfaces may extend it. Sealed classes, like enums, capture alternative... (more…)

Learn the basics of coding while driving a simulated robot through a maze. By the end of this tutorial, you'll be able to use variables, use Java commands called methods, generate random numbers, and use coding constructs, loops, to instruct the computer ...

Amazon CodeGuru allows you to automate code reviews and improve code quality, and thanks to the new pricing model announced in April you can get started with a lower and fixed monthly rate based on the size of your repository (up to 90% less expensive). C... (more…)

Java and C were already very close in April, but this month C surpasses Java again. The last time C was number one was back in 2015. We can only guess why C is number one again. One of the reasons might be the Corona virus. This might sound silly but so... (more…)

This is a short video demonstrating some features of Undo's LiveRecorder for Java (https://docs.undo.io/java/). This is a time travel/reverse debugger that l... (more…)