An NSURLSessionDataTask is a concrete subclass of NSURLSessionTask.
I have implemented NSURLSession for downloading fairly large files from our servers. Now as long as I'm working in foreground …
ios swift nsurlsession forceclose nsurlsessiondownloadtaskI am using NSURLSession to download some mp3 files and store them in the device. Everything works fine but sometimes …
ios nsurlsessiondownloadtask