Sohu Tech Products
Nov 25, 2020 · Mobile Development
Deep Dive into GCD Dispatch Queues, sync/async Behavior, and RunLoop Interaction on iOS
This article explores the intricacies of Grand Central Dispatch on iOS, debunking common misconceptions about main thread and main queue execution, analyzing the internal handling of synchronous tasks, and demonstrating how run‑loop activation influences queue‑thread relationships through a series of code experiments.
AsyncRunLoopdispatch_queue
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