OS X App Development with CloudKit and Swift

© Bruce Wade 2016

Bruce Wade, OS X App Development with CloudKit and Swift, 10.1007/978-1-4842-1880-8_8

8. Adding Local Cache to Improve Performance

Bruce Wade¹ 

(1)Suite No. 1408, North Vancouver, British Columbia, Canada

At this point we have an almost fully functional app. I say “almost” because I left you with a few challenges to complete yourself to finish this app. Your challenges include creating the default thumbnail for the park and loading the full-size image when someone double-clicks on the park image. Apple has an example that will show you exactly how to do this using the Collection View. Find the sample code: CocoaSlideCollection: Using NSCollectionView on OS X 10.11.

In this chapter we are going to focus more on performance. Currently, ...