In this short Swift code example, I am going to share with you how to load the content of a property file into NSDictionary. And in this particular example, I will load the content of the Info.plist file which is available in our projects. But you can use this approach to load up the content…
Read More Info.plist. Read Content of a Property File in SwiftWith this short Swift code example, I am going to share with you how to download a large file from a remote URL. It could be an image file, video file, or even a ZIP archive of a large size. The Swift code example below will cover the following: Create a destination URL, Create URL…
Read More Download File From a Remote URL in Swift.In this Swift code example, you will learn how to disable UIButton. The quickest way to disable the button in Swift is to simply set the button’s isEnabled property to false. For example button.isEnabled = false. Below is a complete code example in Swift that demonstrates how to: Create new UIButton, Position button within a view,…
Read More Disable UIButton Example in SwiftIn Swift, you can load HTML files into your WKWebView from a file that is part of your App Bundle. Before you use the below code snippet, please make sure that the HTML file you want to display in WKWebView is added to your project. Load Local HTML File to a WKWebView let myUrl = myProjectBundle.url(forResource: “my-html-file”,…
Read More WKWebView. Load HTML File from App Bundle.In this short Swift code example, you will learn how to check if file exists at specified path. Find a Documents directory on device Check if file exists at specified file path let fileNameToDelete = “myFileName.txt” var filePath = “” // Fine documents directory on device let dirs : [String] = NSSearchPathForDirectoriesInDomains(FileManager.SearchPathDirectory.documentDirectory, FileManager.SearchPathDomainMask.allDomainsMask, true) if…
Read More Check if a File ExistIn this short tutorial, you will learn how to Delete a file from the Documents directory using Swift. The below code will cover: Find a Documents directory on the device, Check if a file at the specified path exists, Delete file, Catch an error if an error takes place. let fileNameToDelete = “myFileName.txt” var filePath…
Read More Delete File Example in SwiftIn this tutorial, you will learn how to programmatically create a UITextField in Swift. It will be a short tutorial with a very simple code example, but it will cover all the following: Create UITextField of specific height and width, Position UITextField at the center of the view, Set UITextField backgroundColor, Set UITextField textColor, Set…
Read More Create a UITextField in Swift ProgrammaticallyIn this short tutorial, you will learn how to read from a file in Swift. The Swift code example below will cover the following: Find a Documents directory on the device in Swift, Read file content, let fileName = “myFileName.txt” var filePath = “” // Fine documents directory on device let dirs : [String] =…
Read More Read File Content Example in SwiftIn this tutorial, you will learn how to create a UITabBarController programmatically in Swift. UITabBarController is a container view controller in UIKit that manages a multi-selection interface, where the selection determines which child view controller to display. It’s typically used to organize 2-5 view controllers in a group. Here are some key points about UITabBarController: It…
Read More Create UITabBarController programmaticallyIn this short Swift code example, you will learn how to disable rotation of the UIViewController if device is rotated right or left. Note, that if your view is embedded into UINavigationController a different approach is needed. Check Swift Code Examples page to learn how to disable rotation of the view if it is embedded…
Read More Disable Rotation of UIViewControllerIn this short Swift code example, you will learn how to: Initialize an Array with 5 elements in Swift, Remove an element from an array at the specified index. Create an Array Let’s first create a new array with some elements in it. // Initialize Array with 5 elements var myArray = [1,2,3,4,5] // Print…
Read More Remove Element From an Array at Specified Index in SwiftIn this short Swift code example, you will learn how to: Initialize an Array with 5 elements in Swift How to remove all elements from an Array Initialize Array with 5 elements In the code example below, we will create a new array with 5 elements and we will print out all this array to…
Read More Remove All Elements From Array in SwiftIn this tutorial, you will learn how to use index along with element in Array loop. When iterating over an array, if you need the index for each element along with its value, you can use the enumerated() method to iterate over the array Create an Array First, let’s create an array with some elements.…
Read More Loop Over Array of Elements with IndexLets’ create an Array with three elements first. var myArray = [“Swift”, “Objective-C”, “PHP”] Now we can loop through all elements in Array for arrayElement in myArray { print(arrayElement) } Loop through an array of elements and print out element index as well as element value. for (index, element) in myArray.enumerated() { print(“Element index: \(index).…
Read More Loop Through Array Elements in SwiftIn this Swift code example, you will learn how to make the music playback slider smoothly move as the music continues to play so that the user is visually aware of how much of the music file has been already played and how much is left to play. Create AVPlayer and AVPlayerItem Create UIButton programmatically…
Read More AVPlayer. Add Periodic TimeObserver to Update Music Playback Slider