This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, and more!

In fact, you don’t even have to code your Java into a file. JShell can execute lines of Java code directly on the command line. Java without a main method Historically, Java devs have had to code a ...

Java’s ternary conditional operator return The Java ternary operator must return a value. The statement evaluated in the body of the Java ternary operator cannot return void. For example, the ...

The code instructs the program to “use the static method from this class” instead of writing a lambda. Method references vs. lambda expressions Now let’s compare two examples.

The Java Runtime Environment provides a “container” for those elements and your code to run in. The JDK is the “compiler” that interprets the code itself and executes it.

We are going to stand up a simple Java app in a VM on Google Cloud Platform (GCP), Dockerize it, then remotely debug it and modify its code from Visual Studio Code running on a local host. We’ll ...

The example code below shows how to use Java’s DirectoryStream in a method to list the files of a directory: public Set<String> listFilesUsingDirectoryStream(String dir) throws IOException { ...