Here I describe five concise ways to copy file using java FileInputStream, NIO FileChannel class, Java 7 Files class, Guava API and Apache common IO. (more…)

I’m re-learning Java, which I have already dealt with in large parts of the 2000s. In addition to pair-programming with my experienced work colleagues, I plan to pick out language features and concepts, and deal with them more intensively. In this article... (more…)

https://openjdk.org/projects/code-tools/jol. Contribute to openjdk/jol development by creating an account on GitHub. (more…)

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…)

I love AWS Lambda. Removing the concept of a “server” from your application is huge. I won’t go into all the benefits of Lambda, but I can say from first han...