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Se você já programou em Java, com certeza se deparou com aquelas misteriosas palavras começando com @. Mas afinal, o que são essas anotações (annotations) e por que são tão importantes?
Se você já programou em Java, com certeza se deparou com aquelas misteriosas palavras começando com @. Mas afinal, o que são essas anotações (annotations) e por que são tão importantes?
