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

Learn how to use Java annotations to associate metadata with classes, methods, and other application elements in your Java programs.

Developers make assumptions about how our code will behave when executed, but we’re not always right. Without certainty, it is challenging to write programs that work correctly at runtime. Java ...

Quickly learn how to use the Java ternary operator and see how this simple programming construct can help make your conditional logic, if statements and return statements clearer and more concise.

Using var is also helpful when working with generic types or APIs that return long, complex type names. In these cases, the inferred type keeps the code clean and avoids unnecessary repetition. The ...

While most Java bootcamps won’t require students to know how to code before starting class, foundational coding skills can make the first few weeks of your program easier.

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 { ...

“Java 14 removes so much noise in code,” Subramaniam says, pointing to Records, Pattern Matching, and Switch Expressions. (Switch Expressions was first previewed in JDK 12).

Check out our post on how to write your first Android game in Java for a demonstration of how that might work. Finally, do while loops can be used when you want to run a code block at least once.