Kill your viewDidLoad configuration in Swift

Back in Objective-C, we prepared all of our view controller properties in viewDidLoad because that was our only option unless we wanted to subclass every element...

ios – Embed XMP data to PNG with Objective-C

I need to embed a custom XMP file to a PNG in a iOS app. Until now, what I was able to do is to compile the Adobe XMP toolkit, that...

Weekly Sponsor: Buddybuild ?? – Little Bites of Cocoa – Tips and techniques for...

This week we're welcoming back one of our favorite sponsors: It's buddybuild! Long time readers will remember that buddybuild is a fantastic mobile continuous integration, delivery, crash...

Design Discovery Overview

At Big Nerd Ranch, we believe that projects are successful when Design is the tip of the spear. The Discovery phase of a project is an important step in determining...

iPhone X and the Future of Computing

Today, Apple released the iPhone X (Ten). I picked one up this morning and wanted to share some quick thoughts on how this new iPhone and Face ID, in particular,...

Radar: [Xcode] Quick Help no longer shows documentation from imported module

Oct 03, 2017I found this new issue when developing a framework for a client. I have all Swift code in a module and added nice documentation comments to all of...

Xcode Tips and Tricks to Work with Layout Constraints and Views

Hi! With this blog post I want to share with you some more video tutorials on Xcode Tips and Tricks!  If you have not yet watched the videos in my previous...

Quick Guide: Animations with UIViewPropertyAnimator

With iOS 10 came a bunch of new interesting features, like the UIViewPropertyAnimator, a brand new class that improves animation handling.The view property animator completely changes the flow that we...

Faux Dependency Injection for Storyboards

I do a lot of work where I have to set up views and view controllers for a large number of screens and I have to...

ios – Android equivalent of Swift’s HKObserverQuery?

Hi I'm want to collect user health data. In iOS we have HKObserverQuery to observe.So when ever there is a change in health data for example, change in step count...

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