How To Enable Text Input In Swift UITextField & UITextView When Run App In iOS Simulator
In my iOS app, i add a UITextField in the Main.storyboard file. When i run the app in iOS simulator, i find i can not input text in the UITextField […]
Jerry Zhao
How To Fix Swift WKWebView Do Not Load URL Page Error
WebKit.WKWebView class is used to implement a micro web browser in iOS app or Mac OS app. It provide several method to load html url page, local html file etc. […]
How To Fix Swift Error Unable To Activate Constraint With Anchors Because They Have No Common Ancestor & LayoutConstraints Unable To Simultaneously Satisfy Constraints
When i develop an iOS app, i add a UITextField in the app UI programmatically. And i also add some constraints to the UITextField object in swift source code to […]
How To Create Virtual Machine Instance And Install ShadowSocks Server On Oracle Always Free Cloud
Oracle cloud provide an always free service for virtual machine, database and network creation & usage. It is a very good news because of free usage. This article will tell […]
How To Customize Swift Slider In iOS App Example
This example will tell you how to use swift UISlider class to create slider in iOS app. There are two sliders in this example. The above slider is added in […]
How To Display Or Hide View Controller Scene ( Document Outline ) Panel In Xcode Project
When i develop iOS app with Xcode, i design the user interface by edit the Main.storyboard file. But when i click the Main.storyboard file to edit it, i can not […]
How To Use iOS UISegmentedControl In Swift Programmatically Example
This example will tell you how to add and use iOS UISegmentedControl object both in Main.storyboard visually and programmatically in swift source code. There are two UISegmentedControl object in the […]
How To Use iOS UISwitch In Interface Builder And Programmatically In Swift Example
This example will tell you how to create and use UISwitch component both in Xcode interface builder and swift source code. It will add one label, one UISwitch in Main.storyboard. […]
How To Change UITextField Keyboard Type And Hide Keyboard Automatically When Press Return Key
All the swift interactive ui component ( UITextField, UITextView etc ) can prompt keyboard automatically when you move focus on it. And you can change the keyboard type both in […]
How To Use UITextField And UITextView In Swift Programmatically Example
We have introduced how to use UITextField and UITextView in article iOS UITextField And UITextView Swift Example. In that article, we use interface builder and storyboard to create the user […]
