YAGNI

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You Ain’t Gonna Need It. Don’t build features speculatively. Only implement functionality when there is a real, present need. Speculative generality adds complexity without delivering value.

Key Properties

• Incremental Design
• Cost of Premature Abstraction

Related

• KISS (related principle)
• Agile (iterative, just-in-time approach)

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design-principles yagni