Code Fellows

John Clem

John is a software developer at Mind Diaper and an iOS instructor at Code Fellows. He currently blogs about Swift and mourning the loss of Objective-C at learnswift.io.

How to implement an NSNotification observer in Swift

By John Clem on June 23, 2014

3 Tips for Effectively Learning Swift

By John Clem on June 23, 2014

Using Custom Initializers in Swift

By John Clem on June 13, 2014

Less painful cross-platform mobile development

By John Clem on December 16, 2013

Top 5 podcasts for iOS developers

By John Clem on December 3, 2013

5 reasons iOS7 marks the best time to get started in app development

By John Clem on November 8, 2013