Lessons

String Objects

One example of a Class that we have been creating Objects from is the String class.

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Modifying Object properties

We can modify an Object's properties after it has been created.

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Object Methods

Some Objects can use special methods to help perform relevant actions

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Objects Intro

Objects are a special type of data which may hold more complex information than a single entry.

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Compound Assignment Operators and Incrementation

Learn how to use arithmetic to change variable values

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Arithmetic Operations

Learn the basic mathematical operations in Java

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Variable Assignment

Learn to assign values to variables

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Local vs Global Coordinate Axes

Local vs Global coordinate axes

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Integers, Doubles, Booleans, and Strings

Learn three primitive data types in Java

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Paying For Gas

Now we can write a void method that will actually subtract the cost of gas from the money we brought with us.

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Planning For Your Trip

Before your drive across the country, it is a good idea to be prepared. Here we'll plan for gas mileage and cost by creating a method

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Multiple Parameters

You can write methods with more than just one parameter for methods which require more than one piece of data.

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Return Values

Some methods return data back to the statement where it was called

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Passing Exercise

Create a new method named `minutesToHours` that takes an integer amount of minutes and converts it to hours:minutes form.

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Passing Data to Methods

Some methods need additional information in order to run. When calling a method, the parenthesis allow us to supply data the method will need.

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Static Methods

A method in Java is a sequence of commands that perform an action.

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