See the Java 101 Java interfaces tutorial for a more in-depth introduction to using interfaces in your Java programs, including where and where not to use default, static, and private methods.

In Java, we can implement the functional interface with a lambda expression and pass it to a method, then execute the function after an operation is finished. Here’s how that looks in code: ...

The Java Scanner class provides the following self-explanatory methods: nextInt() nextByte() nextBoolean() nextFloat() nextDouble() nextLong() nextShort() But the one method it doesn’t have is ...

Java's naming convention standards Java's standard naming conventions to differentiate between classes, types, methods, packages and variables include the following: Traditional PascalCase.