Let’s say you want to develop an app on the iOS platform that allows you and your customers to easily communicate with each other. You want to show your products, but also want to provide live support to them when they need help. Wouldn’t it be amazi...

If you want to do something (like creating a room, or sending a message) on Spark on behalf of someone else, you need to request permissions to the person by Spark OAuth function. This application provides you with a user interface (web) where the pe...