Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs.

Because String is special, you can instead specify: String language = "Java";. This is an example of syntactic sugar –a structural rule that “sweetens” the language.

After two years in the current format, the Java version scheme is going to adopt semantic versioning from Java 9 onwards, following best practices in software versioning across the industry. Applicati ...