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.

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.

Interface with default methods in java 8in later version of java interfaces always contained only method declaration. we are not giving method definition in the interfaces because java did not allow ...

In other words, you can say that interfaces can have abstract methods and variables. It cannot have a method body. Java Interface also represents the IS-A relationship. It cannot be instantiated just ...

A variable is a container which holds the value while the java program is executed. A variable is assigned with a datatype. Variable is a name of memory location. There are three types of variables in ...

To steer clear of any confusion or controversy with Java naming conventions, having a dash in a variable, method or reference type in Java is not recommended. Dot notation for package names The ...