Modern JavaScript from the Beginning - Second Edition - Private Property Underscore Convention

The video tutorial delves into encapsulation in object-oriented programming, focusing on data hiding and private properties. It explains how Java uses keywords like 'private' for encapsulation, while JavaScript relies on conventions. A wallet class is created to demonstrate balance management, using methods for deposits and withdrawals. The tutorial highlights the use of getters and setters for accessing private properties and introduces transaction tracking. It concludes with a discussion on encapsulation and abstraction, using real-world analogies to clarify these concepts.

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