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Hello there, in my app, I use a background contexts to synchronize data. Basically, all user data is in Core Data and when something changes, the background context will upload the changes to the server. Also, there is another context which polls the server every few minutes to see if there are any changes there. If so, it saves the changes to… (Show more)
in Core Data
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i would have only one entity with maybe 20 attributes but i would create new entry every second for 8 to 10 of hours a day, over many days.   The reason I think about using core data if for graph, I would be nice to let the user select the attribute and  timeframe, then graphs it   i currently save the data into a tab separated files but I don't… (Show more)
in Core Data
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Just a general question. This feature has been introduced couple years ago. There is still virtually no documentation for it (all the API pages say "No overview available.") and on the same API pages, one can read a "Beta Software warning".   https://developer.apple.com/documentation/coredata/nspersistenthistorychangerequest   I'm currently… (Show more)
in Core Data
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I'm trying to use Persistent History Tracking to implement data synchronization with the server. The idea is that for every NSPersistentHistoryTransaction, I want to (eventually) make analogous REST requests to perform identical change on the server. My code iterates through all the changes in the transaction. When the change is a DELETE, I can't… (Show more)
in Core Data