Maximizing code reuse in your Java programs means writing code that is easy to read, ... Here’s how to name classes, methods, variables, and packages in Java: Classes, PascalCase: CustomerContract; ...

In this post, we will learn how to call a method in Java. This is a useful “chunk” of code that you can call from anywhere else in your program, thus preventing you from needing to write out ...

Method and variable handles vs. Java reflection. To truly understand MethodHandles and VarHandles—what they do and why they are useful—it’s helpful to know a few things about reflection in Java.

Java 8 introduced a new list() method in java.nio.file.Files. The list method returns a lazily populated Stream of entries in the directory. As such, it is more efficient for processing large folders.

In announcing Java 18 support for Java on VS Code as part of the April 2022 update, Microsoft highlighted changes including: Support Inlay Hints for Parameter Names: Developers can enable Inlay Hints ...

At this point, the Scanner still returns a String, although the String contains only one character. To complete the use case, you must convert this one-character String into a single Java char with ...

Generating Tests: Using the Java Test Runner extension, developers can now generate the method templates directly from a test file, with more functionality -- specifically support for generating them ...