Learn more about Apple ID. If you use a different Apple ID for iTunes and iCloud, and want to restore from a backup, first enter your Apple ID for iCloud. After your device restarts, you'll be asked to enter the Apple ID that you use with the iTunes Store, App Store, or iBooks Store.
File system repository. The file system repository allows access to files which have been uploaded (e.g. via FTP) into designated folders on the server. A file system repository may be available site wide for everyone or within an individual course (set up by admin) or for an individual administrator.
The core repository is the starting point to engage in and learn about the .NET Core stack. Note: please note that this repository is not for filing product issues. If you run into an issue using .NET Core, there are multiple repos where you can file an issue: dotnet/cli - for CLI tools and questions. dotnet/corefx - for API issues and questions.