One to Many
/tags/one-to-many/ https://42jerrykim.github.io/tags/one-to-many/ tags one to many
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One to Many
[Design Pattern] Observer - 옵저버 패턴
![[Design Pattern] Observer - 옵저버 패턴](/post/designpattern/20_observer/tmp_wordcloud_hu_c7aa2930b5852be6.png)