# iOS Concurrency with GCD and Operations, Episode 33: Challenge: Implement a Dependency | Kodeco

**URL:** <https://forums.kodeco.com/t/ios-concurrency-with-gcd-and-operations-episode-33-challenge-implement-a-dependency-kodeco/194589>\
**Category:** 🎓 Courses & Articles\
**Created:** [September 8, 2023, 1:30pm UTC](https://forums.kodeco.com/t/ios-concurrency-with-gcd-and-operations-episode-33-challenge-implement-a-dependency-kodeco/194589 "2023-09-08T13:30:06Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![audrey](https://assets.chunter.kodeco.com/user_avatar/forums.kodeco.com/audrey/32/111607_2.png) [@audrey](https://forums.kodeco.com/u/audrey)\
**Post date:** [September 8, 2023, 1:30pm UTC](https://forums.kodeco.com/t/ios-concurrency-with-gcd-and-operations-episode-33-challenge-implement-a-dependency-kodeco/194589/1 "2023-09-08T13:30:07Z")

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This is a companion discussion topic for the original entry at [https://www.kodeco.com/9461083-ios-concurrency-with-gcd-and-operations/lessons/33](https://www.kodeco.com/9461083-ios-concurrency-with-gcd-and-operations/lessons/33)