Concurrency and Grand Central Dispatch in iOS

[@ajinkyamore2002]

One minor suggestion, hope you don't mind: Would be better if there's no background music.

[@AustinConlon]

Super clear explanation! Enjoyed chatting at the remote iOS meetup.

[@ClarissaCalderon-SwiftBits]

Likewise, Austin! Hope to see you at the next one! :)

[@aleksandrad5724]

finally a structured explaination for beginners, thank you

[@pranjalverma6328]

it's amazing please keep explaining us.

[@jayadikurniawan2457]

awesome! easy to understand subscribed

[@muhammadarslankhalid3896]

nice video and i have one question let suppose i have 4 to 5 thread they are doing some tasks but after completion of every thread i need to update my tableview may be need to update tableview by reloadData function or may be need to update some cells so here if i put DispatchQueue.main.async that will crash my code or not