For each member, decide: should it be static (shared by the class) or per-instance (each object has its own)?
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QUESTION 1 OF 12
Should this be static or per-instance?
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Quick test: Ask "does every object need its own copy of this, or is one copy for the whole class enough?" If every object needs its own value → instance. If one shared value works for all instances (like Math.PI) → static.
12 questions • Constants and utility methods are usually static.