General Lessons

Language-agnostic problems: naming, duplication, premature abstraction.

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Naming

• Topic: naming
• Focus: clear intent

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Duplication

• Topic: duplication
• Focus: DRY and extracting behavior

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Premature Abstraction

• Topic: abstraction
• Focus: avoid premature generic design

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Overengineering

• Topic: overengineering
• Focus: unnecessary complexity

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