Examples of programming questions in swift

Get numbers characters from a string
Swift - Parse a string which contains a URL
How to Get Video from a Live Photo in iOS
Open WKWebView links for other websites in Safari
What is the difference between removeLast() and popLast() methods of Array in Swift?
Request Camera Permission Dialog Priming (Prime Permissions) in iOS
Swift test give error "Undefined symbols for architecture x86_64
Swift override protocol methods in sub classes
It's possible to change push notification message before display on device from iOS side?
Face Detection with Camera
How can I get current GMT 0 in Swift 3?
UICollectionViewScrollPosition not working
Putting Tableview inside UITableViewCell Swift
Check the position of the XCUIElement on screen while testing iOS Application using XCTest
Custom UIBarButtonItem With BG Colour and Text Swift 3
swift range greater than lower bound
Terminating app due to uncaught App crashes while using Speech kit ios
How to check if Haptic Engine (UIFeedbackGenerator) is supported
Faster way to get multiple elements from an array in Swift?
How to Open YouTube app with YouTube id on a button click in iOS
iOS Swift Code Get Latest Version of App My App From App Store
Swift 3 changing date format
Get Data from UUID in Swift 3
how to access elements in a 2D Array in Swift
Send iOS Push notification in php with .p8 file
Count Items in an Array of Arrays?
How posting One Signal notification's additional data and receiving that?
iOS share on Instagram: The file couldn’t be saved because the specified URL type isn’t supported
Swift function without argument labels
Knowing where retain cycles are and removing them
How to change a value of struct that is in array?
How to know that whether a tap is inside a view or outside in swift
Trying to declare an array of custom objects in swift
Today-Widget "Unable to load" error
Alamofire network calls not being run in background thread
Random Password Generator Swift 3?
How Can I Unit Test Swift Timer Controller?
How to embed WKWebView inside custom UIView properly?
Convert NSDecimalNumber to String
Use of 'self' in property access 'frame' before super.init initializes self
Join string array with separator ", " and add ", and " to join the last element in Swift
Remove HTML tag from string
Search multiple words in one string in swift
How to simulate mouse click from Mac App to other Application
How to get error statusCode from `MoyaError`?
How to get light value from AVFoundation?
Safely down casting from Int to Int8 in Swift
Is removing a NotificationCenter observer that was created with closure syntax by name adequate?
How to display multiple sections in UICollectionView
Place AVPlayerViewController inside UIView
Can I assign a default type to generic type T in Swift?
Deinit / Invalidate Timer
How to convert an array of custom objects to an array of strings?
Auto Layout on UIStackView with UIImageView inside - iOS Swift
How to import RxSwift in Playground of xcode?
Using Cocoapods in an app extension using a framework
Pass parameter to selector function in Swift
Swift 3 - Image view with Tap Gesture
custom interactive transition animation
Detect URL change in SFSafariViewController
Code=3072 "The operation was cancelled" when setting alternate app icon
Entering Date in dd-MM-yyyy format using numeric keyboard in UITextField swift 3.0
Prettier debug output printing Swift Dictionary in Xcode
Swift 3 xcode storyboard, add box-shadow to UIView, like a CSS style box-shadow
Returning CGFloat.leastNormalMagnitude for UITableView section header causes crash
Swift calling static methods: type(of: self) vs explicit class name
Swift 3: How do I enable flash on custom AVFoundation camera?
How do I get a byte array from base64 in swift 3?
Difference between 2 dates in weeks and days using swift 3 and xcode 8
Change just Font of AttributedText in Swift
XCode: How to change layout of views between landscape and portrait mode
[Swift, Alamofire]: responseValidationFailed with error code 400
View on Top of UITabBar
What is the best way to append an array using for in loop in Swift?
Check if parsed json is NSNULL
Does a mutating struct function in swift create a new copy of self?
iOS push notifications and AppDelegate methods behaviour
Live search throttle in Swift 3
why is Calendar.current.firstWeekday == 2?
Make a Swift dictionary where the key is "Type"?
Swift 3 - How do I create a prominent button on a tab bar (e.g. camera button)
Swift - Get next date
Remove special characters from the string
How to add gesture to WKWebView
How to retrieve healthkit data and display it?
Swift 3 sorting an array of tuples
Splitting Data into chunks in Swift 3
Swift 3 tableView not updating on reloadData()
AWS S3 Transfer Manager ${cognito-identity.amazonaws.com:sub} Policy Variable Access Denied
Retain cycle between class and struct
Trying to access error code in Alamofire
ImageView won't update with new image
NSPersistentContainer concurrency for saving to core data
Disable future dates selection in FScalendar swift
UIAlertAction with different color button text
iOS: Dynamically set UITableView height in Swift
When to use UIView animation, CABasicAnimation and UIViewPropertyAnimator?
How to include a Library into my Swift Project?
Unit testing presented view controller and keyboard in iOS
Get the frame of a UIStackView subViews
Reload Tableview using RxSwift
Delete objects from List in Realm - Swift
How can I hash a file on iOS using swift 3?
Can't add Team ID in Firebase Project settings
How to find object with smallest property value in a Swift object array?
How to save a UIImage to documents directory?
uicollectionview remove top padding
Add custom controls to AVPlayer in swift
ERROR | [iOS] file patterns: The `source_files` pattern did not match any file
How to initialize a struct from a json object
Split URL query in Swift
CGAffineTransform revert the rotating direction
How to change the size of the Xcode Playground Simulator when using live view?
Why is my local notifications not triggered in the foreground in iOS 10?
Swift iOS- How to hide label then make it appear after a certain time period
How can I convert data into types like Doubles, Ints and Strings in Swift?
How to open google maps app with a dropped pin ? - Swift
What are the differences between throws and rethrows in Swift?
How to limit the number of characters in a String or attributed String in Swift
Binary operator cannot be applied to operands of type int and int? Swift 3
How to edit the content of a Table Cell in Swift 3
Check if an Auto-Renewable Subscription is still valid
Drawing Rounded Corners Using UIBezierPath
Access the presenting view controller from the presented view controller?
Does swift copy on write for all structs?
How to calculate the height of the text in my UITextView?
UIView shadow, cornerradius not working
Round Image View getting with KingFisher (iOS - Swift)
Save video to the gallery and get the path for the video stored to Gallery
User Notification request always come with default action identifier
iOS: How to know reloadData() was completed its task?
How can I make UNNotificationRequest pop immediately?
Swift URL appendPathComponent replaces ? with %3F
Swift: XCTest delegate/protocol call backs (Unit test)
iOS Swift Setting View Frame Position Programmatically
Swift 3 export SecKey to String
How to pass data to another controller on dismiss ViewController?
Perform a segue programmatically
ByteCountFormatter iOS Swift
IBAN Validator Swift
iOS: How to pass a model from view model to view model using MVVM?
How to write a generic apply() function in Swift?
Swift UiButton how to left align the title?
Dashed line with rounded corners
Can only delete an object from the Realm it belongs to
Swift 3 - MKPointAnnotation custom Image
How to “draw” a Binary Tree in Console?
why the viewDidAppear is not calling?
Sum values of properties inside array of custom objects using reduce
Open map in a given address using MapKit and Swift
UINavigationController, and TabBarController programmatically (no storyboards)
canOpenURL: failed for URL: "instagram://app" - error: "This app is not allowed to query for scheme instagram
No such module 'GoogleMobileAds' in Swift 3
UIPopoverPresentationController on iPhone with iOS 10
NSDocumentDirectory remove folder
UIAlertcontroller set attributed messages
Completion handler swift 3 return a variable from function
lazy var: Cannot use mutating getter on immutable value
The APNs certificate provided does not match the current environment
Swift Encode/decode emojis
Build a simple Equalizer
What is the difference between UICollectionViewCell and UICollectionReusableView?
Swift 3 - Reduce a collection of objects by an Int property
Proper way to do polling in swift?
Swift 3- How to get button in UICollectionViewCell work
Receiving Location even when app is not running in Swift
Convert Image to CVPixelBuffer for Machine Learning Swift
How to get One Signal user's unique player id in iOS?
Is there any shortcut for // MARK: in Xcode like there is for /// <#Description#>?
How to use swift 4 Codable in Core Data?
Get median of array
How to create Selector with parameters from string
Get a Enum with a string in Swift
Swift Package Manager - Swift 4 syntax
Safe Area of Xcode 9
Check if array contains something - Swift 4
What is difference between Any , Hashable , AnyHashable in Swift 3?
How to pass data between two ViewController using closure
swift JSONDecoder is not working
convert sketch line height into ios line 'height multiple' property
How to use URLSessionStreamTask with URLSession for chunked-encoding transfer
How to make function that some parameters not required in when call it in iOS Swift 3?
Swift 3 - How to set up Local Notification at specific date
Swift Change the tableviewcell border color according to data
How to take UIImage of AVCaptureVideoPreviewLayer instead of AVCapturePhotoOutput capture
check if any property in an object is nil - Swift 3
Swift 4 Codable; How to decode object with single root-level key
Open a users twitter profile page from iOS app
Get Latitude and longitude center of Google Map
Why gradient doesn't cover the whole width of the view
How to dismiss a view in code after two seconds
Get CPU usage IOS Swift
How to change selected color for table view cell?
How do I animate child view controllers when adding to/removing from a container view controller?
ios speech recognition Error Domain=kAFAssistantErrorDomain Code=216 "(null)
Swift - Convert UInt8 byte to array of bits
Observe array in Swift 3 using RxSwift
Changing font color of UIBarButtonItem
Swift - How to change the color of an accessoryType (disclosureIndicator)?
How to use passcode lock scene in my app?
inaccessible due to 'internal' protection level
What does Pod Repo Remove Master do?
How to properly combine multiple Drivers with RxSwift?
Adding a gesture recognizer to an image view in a table cell
How can I check if a string contains only latin characters?
How to convert CMSampleBuffer to Data in Swift?
Repeating local notifications for specific days of week (Swift 3 IOS 10)
Swift - How to send POST request with "x-www-form-urlencoded" content-type
How do I open another window in macOS in Swift with Cocoa
How can i remove all the numbers from a string in Swift 3?
Error copying files with FileManager (CFURLCopyResourcePropertyForKey failed because it was passed an URL which has no scheme)
Dictionary print key and value in Swift 4
How to change height of UIView that already has height anchor?
How to use background task using Swift 3?
Greater than and Less than equal in for loop on swift 4
UITableView with MVVM using Swift
How can I change the NavBar title text color in swift 4?
UITextField binding to ViewModel with RxSwift
CollectionView Disappears within StackView (Swift)
App crashing because of paused animation and NSInternalInconsistencyException
Animate an expanding drawing in iOS UIView Swift
Xcode : module name "" is not a valid identifier while running XC unit test
Convert Array of UnicodeScalar into String in Swift
Firebase Notification To Device with FCM Token Says Sent but not received
Adjust position of bar button item when using large titles with iOS 11
Swift Generics vs Any
Attempt to present vc whose view is not in the window hierarchy
Swift unit tests mock class static method
Customize Segmented Control or ..?
Extend iOS 11 Safe Area to include the keyboard
Cannot use mutating member on immutable value error when modifying a struct
Can't select item in UICollectionView programmatically
ARKit – What do the different columns in Transform Matrix represent?
Extension may not contain stored property but why is static allowed
How to convert Range<String.Index> to NSRange?
How to declare enums in Swift of a particular class type?
Calculate distance between 2 point on maps for iOS
How to add days to a date in swift 3
Swift casts Bool to NSNumber using 'as' operator
Decoding Void with Swift 4’s Decodable
Swift execute asynchronous tasks in order
iOS Swift Add SVG Image to button like Android
Swift: Split first name and last name from full name string
Using alamofire how get response as raw string
Navigation Controller, Navigation Item and Navigation Bar
RxSwift convert Observable<Bool> to Observable<Void>
How can I create a popup menu in iOS?
How to restore in-app purchases correctly?
Select deselect the radio in uitableview section with array in ios swift
Convert NSDate to Date