Context threading rules
This is a news app on Core Data. You fetched an Article on a background context (container.newBackgroundContext()), handed the object straight to a view on the main thread, and read article.title. Which statement is correct?
Pick one
PersistenceMultiple choiceAdvanced
You're downloading image metadata in parallel on four threads and saving it to Core Data.…
#core-data #threading #background-context
PersistenceShort answerAdvanced
You have two complaints: data saved on a background context doesn't refresh the main scre…
#core-data #background-context
PersistenceShort answerBasics
A legacy app leans on Realm heavily. As the new hire you're asked whether to stay on Real…
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PersistenceShort answerIntro
A new iOS project has to store a favorites list, the login session, downloaded PDFs, and …
#core-data