Other disorders that cause pain in the flank include sudden blockage of blood flow to a kidney or the intestine, ruptured and occasionally unruptured abdominal aortic aneurysms, problems with the spine or spinal nerves, musculoskeletal injuries, and tumors that involve the back of the abdomen (retroperitoneum).
Purpose of Static Keyword in Java. The static word can be used to attach a Variable or Method to a Class. The variable or Method that are marked static belong to the Class rather than to any particular instance. Static variable and Methods can be used without having any instance of the Class.
super keyword in java. The super keyword in java is a reference variable which is used to refer immediate parent class object. Whenever you create the instance of subclass, an instance of parent class is created implicitly which is referred by super reference variable. Usage of java super Keyword. super can be used to refer immediate parent class instance variable. super can be used to invoke immediate parent class method. super() can be used to invoke immediate parent class constructor. 1) super is used to refer immediate parent class instance variable. We can use super keyword to access the data member or field of parent class.