This post explains how to use variables in Java. ... as in the previous examples, is called an “integer” or “int” for short. However, this is just one type of variable in Java.

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 SE 10 (March 2018) introduced type inference for local variables. Java Language Architect Brian Goetz explains the feature. BT. ... For example, for local variables, ...

In a previous tutorial we introduced the basics of pattern matching and its integration with switch expressions. Now, we'll dive deeper into more advanced Java pattern-matching techniques and ...

Variables in Java are not allowed to contain white space, so variables must be made from compound words. The convention here is to use lower camel case. Here are three examples of variables that ...

Introduced in Java 5, generics enhance the type safety of your code and make it easier to read. This helps you avoid runtime errors like the ClassCastException, which happens when you try to cast ...