The cause of Cushing's syndrome boils down to: Your body is exposed to too much cortisol. There are a few ways that this over-exposure can happen, including taking certain medications and having a tumor on your pituitary gland or adrenal gland.
Difference between class and instance variables. Now, it should be clear what the difference between instance and class variables is. Class variables only have one copy that is shared by all the different objects of a class, whereas every object has itâs own personal copy of an instance variable. So, instance variables across different objects can have different values whereas class variables across different objects can have only one value.
To refer to class variables and methods, you join the class's name and the name of the class method or class variable together with a period ('.'). Methods and variables that are not class methods or class variables are known as instance methods and instance variables.nstance Methods and Variables. While System's. When the System class is loaded into the application, the class instantiates PrintStream and assigns the new PrintStream object to the. As you see, you refer to an object's instance methods and variables similar to the way you refer class methods and variables.