Lecture 13

hello again! … after a couple of weeks of complete silence 🙂

…just want to go farther with Java classes of Mr Jhonathan Shewchuk.

it is good to remember that in the last lectures in the series, Lecture 12, there were told many interesting things about Abstract Classes and Java Interfaces, how are they useful and which is the differences between them. By the way …

do you remember the difference between the two?

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Lectures 11 & 12

it had to come one moment … inheritance (maybe one of the the most important concepts in object -oriented  programming, along with the two other ones: polymorphism and encapsulation )

1:06 today is the day …

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