Tri-state buttons in Gowalla 3
When Gowalla released version 3 of their iPhone client, they completely revamped the user interface. Although they switched from a rich olive green to a stony gray and downgraded the app’s icon: Old Icon...
Monthly Archive: December 2010
Pro Core Data for iOS from Xcode 4 to Xcode 3
Last summer, Apple released a developer preview of Xcode 4 under NDA. When Michael Privat and I began writing Pro Core Data for iOS in August, we figured Apple would release the final version...
What Coke and Pepsi Can Teach Us About User Interfaces
My oldest child spent much of his life with a loyalty to Coca-Cola matched only by Lassie’s loyalty to Timmy, and would go thirsty before allowing any product from Pepsi-Cola to wet his gullet....