Default Method introduced in Java 8, allows developers to add new methods to an interface without breaking the existing implementations of this interface. It provides flexibility to allow the interface to define an implementation which will be used as default when a class which implements that interface fails to provide an implementation of that method.
Functions in Ruby provide organized, reusable code to preform a set of actions. Functions simplify the coding process, prevent redundant logic, and make code easier to follow. This topic describes the declaration and utilization of functions, arguments, parameters, yield statements and scope in Ruby.
Partial classes provides us an option to split classes into multiple parts and in multiple source files. All parts are combined into one single class during compile time. All parts should contain the keyword
partial,should be of the same accessibility. All parts should be present in the same assembly for it to be included during compile time.