Cybersource is an online credit card payment system that manages fraud and security issues. CyberSource Apple Pay SDK's guide shows how to work with iOS SDK for Apple Pay, methods, objects, properties, and sample code. The actual SDK file name is CyberSourceiOSSDK can be downloaded from Cybersource site.
Shopify just introduced its new API Health Report. It turns Shopify's change log into a dynamic tool. Using the API Heath Report, developers can check their private and custom apps for any deprecated API calls those apps might be making. The tool looks at calls made in the past 30 days.
Late 2017, the Apple developer community was set ablaze by a rumored Project Marzipan that would converge macOS and iOS. While the developer community did what it could to uncover the plans, it appears any plans addressing cross-platform development have more to do with declarative APIs.