This blog post briefly describes Apple’s Extensibility feature in iOS 8. It allows you to extend custom functionality and its content of your application, and available it for user when they are using other applications.
In this blog post, I'll introduce you to the UIAlertController class and its styles that will help you present an alert message and an action sheet. I'll also show you how to handle the actions for that, using Swift closures.
Main objective of this blog post is to describe how to work with MessageUI and Social framework and how to integrate it with your application in swift to use various social networking, mail and messaging services.