Gallaugher

Gallaugher has asked 10 questions and find answers to 1 problems.

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About

Boston College Prof. Tech/Business (and finally getting back into programming via Swift & iOS). Advising student entrepreneurs, TechTreks (SF/Valley, SEA, Boston, NY, Ghana). Low-cost textbook http://gallaugher.com/book

Gallaugher questions

Invoke PhotoPicker Programmatically?
Forcing code to wait for object instantiation before continuing
Proper way to stop an infinitely rotating image? and how does one implement removeAllAnimations?
locationManager(_:didChangeAuthorization:) executes when app first runs?
Change in Xcode 10 Playgrounds Variable Initialization change? Are Xcode 10 Playgrounds an interpreter?
Understanding syntax for an array of tuples in Swift
Firebase iOS Swift Authentication API_UNAVAILABLE(macCatalyst) problem

Gallaugher answers

prepareForSegue getting called twice, with Attempt to present <UINavigationController> while presentation is in progress