New Raywenderlich Links to Follow

https://www.raywenderlich.com/library?group_by_category=true
https://www.raywenderlich.com/5294-how-to-make-a-custom-control-tutorial-a-reusable-knob
https://www.raywenderlich.com/5786-uitableview-infinite-scrolling-tutorial
https://www.raywenderlich.com/5229-undomanager-tutorial-how-to-implement-with-swift-value-types
https://www.raywenderlich.com/5542-enum-driven-tableview-development
https://www.raywenderlich.com/34-design-patterns-by-tutorials-mvvm
https://www.raywenderlich.com/5895-uikit-drawing-tutorial-how-to-make-a-simple-drawing-app
https://www.raywenderlich.com/5255-basic-uiview-animation-tutorial-getting-started
https://www.raywenderlich.com/5244-document-based-apps-tutorial-getting-started
https://www.raywenderlich.com/76-tcp-server-with-the-swiftnio-networking-framework
https://theswiftdev.com/2018/03/12/the-ultimate-viper-architecture-tutorial/

http://www.surekhatech.com/blog/find-memory-leaks-in-ios-apps-with-xcode-instruments
https://academy.realm.io/posts/break-the-monoloth-with-b-viper-modules/
https://github.com/oleh-zayats/unit-testing-swift
https://academy.realm.io/posts/cmdu-jorge-ortiz-tdd4masses/
https://academy.realm.io/posts/testing-in-swift-protocols-and-view-models/
https://github.com/membersheep/VIPER-test
https://digital.travelport.com/blog/architecting-mobile-apps-with-bviper-modules
https://cheesecakelabs.com/blog/best-practices-viper-architecture/