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Lesson 22.1 Classes and Code Reuse

In this video we motivate the conept of subclasses by looking at a potential application. As software becomes more and more complex, we have to leverage features that allow us to work with other,…

From  Hannah Lee on November 8th, 2020 30 plays

Lesson 21.6 Immutable Attributes

Getters and setters have another advantage in that they allow us to completely disable to any changes to an attribute. This allows us to separate attributes into mutable and immutable attributes,…

From  Hannah Lee on October 30th, 2020 44 plays

Lesson 17.11 Graphical Recursion

Fractals are shapes that look the same when you magnify them larger and larger. This is another example of recursion. In this video we introduce the drawing turtle and show how we use it to draw…

From  Hannah Lee on October 19th, 2020 30 plays