iOS perguntas e respostas de entrevista
Diferencas relacionadas
Pergunta 51. What is a Responder chain?
A ResponderChain is a hierarchy of objects that have the chance of responding to the received events.
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Pergunta 52. What is meant by the ‘defer’ keyword?
The 'defer' keyword provides a block of code executed in cases when execution leaves the current scope.
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