Variables are the bread and butter of coding. Without variables, apps would have no interactivity and no way of manipulating information. Therefore, learning about variables in Java should be among ...

There are four different types of variables in Java based on where they are declared within a program. We will explain each of them with examples and their differences. Instance variables or instance ...

In Java Futures at QCon New York, Java Language Architect Brian Goetz took us on a whirlwind tour of some recent and future features in the Java Language. In this article, he dives into Local Variable ...

Java is one of the most in-demand programming languages in the world and one of the two official programming languages used in Android development (the other being Kotlin). Developers familiar with ...

You might know that Java passes by value, but it helps to understand why. Here's what happens when you pass mutable and immutable object references in Java. Many programming languages allow passing ...

This is an example of overriding the application.yml file with the OS environment variables. Single or Array environment variables can be overridden. 4 and 5 are the most common use cases for ...

This month’s Java 101 concludes the thread series by focusing on thread groups, volatility, thread-local variables, timers, and the ThreadDeath class. Java requires every thread and every thread group ...