有没有办法防止用户删除安装的应用程序? 我知道系统应用程序不能被删除。 但是我们可以删除所有已安装的应用程序。 但是是否有API可以捕获应用程序的删除?
For a basic app with nonconsumable in-app purchases, has anyone figured out best practices for using SKPaymentQueue s restoreCompletedTransactions? Observations I know it s recommended to always ...