Author Archives: Tang

About Tang

A mobile developer, work in Stockholm, Sweden

Auto Layout

let view = UIView() view.translatesAutoresizingMaskIntoConstraints = false Interface Builder will automatically set its value to false if the view has constraints defined. But for the views created in code, it defaults to true. UIView has a property called auto resizing … Continue reading

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Key-Value Observing

Key-value observing is a mechanism that allows objects to be notified of changes to specified properties of other objects. You can use key-value observing with a Swift class, as long as the class inherits from the NSObject class. You can … Continue reading

Posted in iOS, Mobile | Tagged | 1 Comment

How to upload an App with universal framework to AppStore?

Cocoapods is a popular dependencies management tool for iOS development. We notice that in Cocoapods-v1.3, the framework MUST include simulator (x86_64, i386) architectures, otherwise the pod spec lint will fail and the pod cannot be uploaded to Cocoapods server. It … Continue reading

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Cocoapod tips

check installed cocoapod plugin gem list –local | grep cocoapods create pod pod spec create POD_NAME https://eladnava.com/publish-a-universal-binary-ios-framework-in-swift-using-cocoapods/ Register an account by running the following, entering your full name and e-mail address: pod trunk register you@email.com 'Full Name' create pod demo … Continue reading

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Hide implementation of swift framework when distributing

In this article, I will demonstrate how to create a Swift NiceLogger framework and push to Cocoapods without sharing source code. You can download the final project from NiceLogger 1. Create a Swift framework 1.1 Create a new framework project … Continue reading

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CoreLocation in iOS

CoreLocation in iOS11  

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iOS Grand Central Dispatch

GCD provides three main types of queues:  1.1 Main queue Main queue runs on the main thread and is a serial queue. This is a common choice to update the UI after completing work in a task on a … Continue reading

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