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How to pass objects to a function and get objects returned back from functions.

Using recursive function calls in python. View an annotated PDF transcription of the video: ...

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Guidelines for giving your variables meaningful names.

You can do multiple initializations and iteration actions within a for loop. Here's how it works.

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You can have multiple methods with the same name as long as the number and/or types of the parameters is different.

When you pass an object to a method, you are passing a copy of the *reference* to that object. That lets you update an object's ...

complexnumbers are made up of two parts; a #real part, and an #imaginary part. They are often used when it is necessary to ...

Primitives (int, double, etc.) have values stored in their memory locations. Objects have references to the memory where the data ...

The for loop is a shorthand for a while loop; it specifies the initial loop variable, the continuation test, and the action after each ...

Some decision structures require you to put if statements inside if statements. That's called a “nested if” statement.

In this video, I explain how messages are transmitted over electromagnetic waves by altering their properties—a process known ...

How to get something better than the name of a class and its memory reference when you print an object reference.

The do/while loop is guaranteed to execute the loop body at least once.

Find out the limits of using casting when working with polymorphism.

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In a preceding video, we had duplicated code to read the user input outside the loop and inside the loop. To avoid duplicated ...