= Publish and Subscribe (Mac OS)
{wiki=Publish_and_Subscribe_(Mac_OS)}
Publish and Subscribe (Pub/Sub) is a messaging pattern that allows different components of a system to communicate with one another in a decoupled manner. This pattern is widely used in various software architectures, including those within macOS applications. \#\#\# How Pub/Sub Works 1. **Publisher**: This component sends messages (events or data) but does not need to know about the subscribers that receive these messages.
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