Keunyoung Songmapotofu.hashnode.dev·May 29, 2024Observer 패턴이란?위키피디아에 따르면, In software design and engineering, the observer pattern is a software design pattern in which an object, named the subject, maintains a list of its dependents, called observers, and notifies them automatically of any state changes, usua...Design PatternObserver PatternAdd a thoughtful commentNo comments yetBe the first to start the conversation.