A subclass can be generalized to a superclass. A superclass cannot become a more specific subclass.

There are 8 primitive data types Turn back

String class is also a data type. It is immutable.

Scanner class is used to read input.

An array is a reference data type, meaning that it's just an address

Functions declared static don't need the creation of an instance for being accessed or used.

Object is a superclass of everything we create in java

If a superclass does not have a default constructor(constructor without parameters), any subclasses extending it must make an explicit call to one of the parameterized constructors of the superclass.

An abstract method is a method declared without an implementation. Abstract methods don't have a body. Abstract classes may have abstract and non-abstract methods.

Classes being written in the same file should not have access modifiers or the code will not execute.

I heard that chivalry was dead, but I think it's just got a bad flue.

Probably the geekiest attribute that I have of them all is that I've always had a hard time meeting friends. Like no matter where I grew up and I moved around, I always had a hard time.

I do not believe you can work with animals - certainly you cannot train them - without deciding that if humans have souls, dogs do, too.

Family life brought me a wonderful daughter and thats you. I wish you every happiness on your birthday and forever.

Coward: One who, in a perilous emergency, thinks with his legs.

Action and reaction are equal and opposite.

I wasn't a comic book aficionado at all when I was a kid, but my cousin Weed was. Every time we went to visit him on the farm, he had two really fun things: comedy albums and comic books.

It's about listening first, then selling.

Nostalgia is a form of depression both for a society and an individual.

Well, capitalism is going to grow and grow. The nature of it is that the guy who has the most poker chips on the table has more leverage than everyone else. He can eventually outbluff everyone else and outraise everyone else at the table. That's what has happened and it needs to be corrected.

Acting is a question of absorbing other people's personalities and adding some of your own experience.

Sex keeps me fit and healthy. What can be better than that? It's not about crazy diets or gym workouts.

Future companies will be smaller and more nimble.

A man notices a woman's figure when she walks in a room. Women have eight million words for blue; a man says dark blue or light blue.

It looks like I've been smart about it, but truly, I've been incredibly lucky to have the right people notice me and want to work with me.

The river knows the way to the sea: Without a pilot it runs and falls, Blessing all lands with its charity.

I watched the first people walk on the moon, and to me, it was just an obvious thing - I want to somehow turn myself into that. But the real question is, how do you deal with the danger of it and the fear that comes from it? How do you deal with fear versus danger?

There should always be something gratuitous about art, just as there seems to be, according to the new-wave cosmologists, something gratuitous about the universe.

I think technology is spreading, and I think one's experience of technology is going to relate increasingly to class - not so much to country.

We like to categorize things into showy things and deep things, you know, and things that are high music - important music - and shallow music. And I think that's dangerous, because there's often a mix of both.

I don't need a man to rectify my existence. The most profound relationship we'll ever have is the one with ourselves.

I was a foreign correspondent in Berlin in the mid-'90s.

My topics are timely. When an event is happening is when I want to be there... I think it is our duty to challenge the status quo.

With every newborn baby a little sun rises.