It is a declarative programming paradigm, which means programming is done with expressions. In functional code, the output value of a function depends only on the arguments that are input to the function, so calling a function f twice with the same value for an argument x will produce the same result f(x) each time.
The definition of a steward is an employee who is charge of the management of a very big house or a person who is responsible for the food and drink staff at a restaurant.The definition of a steward is an employee who distributes food and drinks. 1  An example of steward is the head butler in a mansion.
Definition. Ethical stewardship consists of two ideas. Ethics refers to principles and morals that guide an individual or an organization. Stewardship refers to management, particularly of others' finances, goods or household. This may mean the steward is in charge of employees, the workplace or finances belonging to shareholders.