Caches folder purged (Emptied/Cleared) automatically on iOS
问题 I have an app that lets you download "modules" that can expand your app usage. When the user downloads a module, I fetch a ZIP file from a server and extract it to his Caches folder. (Each of these zips could be sized anywhere from 60k to 2MB). Unfortunately, there are over 300 modules available, and many of the users download at least 50-60 of these to their device. Lately, I got many complaints that modules just disappear off the user device, so I did some investigation and came across the