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Java: Default Methods and Multiple Inheritance Rules

How would you explain a common mistake when using default methods in Java interfaces in an interview?

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Java: Console Input and Output

Why clear input buffer after nextInt()?

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Java: Default Methods and Multiple Inheritance Rules

Why are default methods beneficial in API evolution?

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Java: Console Input and Output

Using printf() with incorrect format specifier?

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Java: Console Input and Output

Reading a price with Scanner?

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Java: Console Input and Output

Formatting a price to two decimals?

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Java: Conditions and Branching

Avoid deep nesting in large systems?

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Java: Conditions and Branching

Boolean flags like isEligibleForDiscount?

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Java: Conditions and Branching

Designing branching logic for discounts?

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Java: Conditions and Branching

Using if-else for checkout logic?

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