1: static properties compared to the modified instance variables, what special
static : With the loaded class and load static modified only loaded once prior to object creation as long as permission to allow through "Object .static Properties" call mode exists in the area of the static field method modified property regardless of how many instances only this will produce a property, but also other instances of calling the same property
2: final structure which can be used to modify: What does it mean, respectively,
3: Singleton lazy mode and starving