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6.2 Constructors, Constructor Chaining & The `this` Keyword
Topic Summary
Ensure objects are always born into a valid state using parameterized constructors and resolve naming ambiguity with `this`.
What You Will Learn
• Differentiate between the compiler-generated default constructor and custom constructors.
• Use the `this` keyword to resolve parameter vs instance field naming conflicts.
• Implement constructor chaining using `this(...)`.
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