I have a id whose format is 1223-3939-ABC.1 and I would like to retrieve the last value i.e. 1 and increment it so now it looks like 1223-3939-ABC.2. But its possible that "1" is not there so in that case, I would like to append ".1" I
The Music app in iOS 10 adopts a new card-like appearance: Now Playing screen slides up, while the view below in the hierarchy zooms out, protruding slightly at the top of the screen. Here is the example from Mail compose window: This metaphor can al
Updated: I am trying to call on a function that accesses the HealthKit and returns the number of steps taken that day. I have created a function and now I am trying to call it. The code for the function is as follows: //Reading data from Health app.
When I select a table row and click 'Ok' under city tab, it is highlighting the row but when I change the tab to town, it is highlighting the same row in the town tab even though I did not select it.That is if I highlight second and third row under c
I want to add an ability for a user to add an image to TextView when the button is pressed and the image is selected like it's done in Apple Notes app. I've tried some code, however with no luck... There's an example of how I expect it to look like:
I tried to implemented the SWRevealViewController to my project, but I want to do it with a button and all documentations I found are for barbuttonitems that have this code: detailButton.target = revealViewController() detailButton.action = #selector
I'm trying to create a custom alertView but i'm facing a problem with the size of the Alert so my question is : how could i know the X position of the left corner and the x position of the right corner ?You can get x position something like, x = self
We can make @IBOutlets and @IBAction private. Example: class MyViewController: UIViewController { @IBOutlet private weak var myLabel: UILabel! @IBAction private func nextTapped(sender: UIButton) { // Do something } } We haven't access to this propert
let region = CLBeaconRegion(proximityUUID: NSUUID(UUIDString: "(the appropriate UUID for my beacons)", identifier: "Estimotes") The above line of code in my project is giving me an error stating: init(UUIDString;)' has been renamed to
Here is my tableView and want to hide the section "eventdays" how can i do that ? Hope you can help me. override func viewDidLoad() { super.viewDidLoad() // Do any additional setup after loading the view, typically from a nib. // set data within
As the title states, I have a UITextField inside a UITableViewCell. My tableView lists items in an array called tallies: [String] I'm inserting a new entry on button tap, and animating in the new cell. I want the titleTextField to becomeFirstResponde
Im facing a problem, i have a viewController that has both navigationController and tabBarController. Whenever in code i try to add a right or left barButtonItem or even to add a title to the navigationBar nothing happens. Is it because of the tab ba
If a user opens up the application without an internet connection, a window pops up that says a connection is required, and there is an ok button. I want to the ok button to exit the application. Here is what I have: if !isConnectedToNetwork(){ let a
I'm trying to put the results of a fetch request into an array. My code: let appDelegate = UIApplication.sharedApplication().delegate as! AppDelegate let managedContext = appDelegate.managedObjectContext let fetchRequest = NSFetchRequest(entityName:
Recently, I have installed Twilight on my Android phone. Apparently is adds a color tone effect on the screen. Here are two screen shots taken from PlayStore. Now my question is that is there a way to develop similar system display tone color set up
This the code block I'm having trouble with.It gives me error because of 'presentViewController' func authenticateLocalPlayer(){ let localPlayer = GKLocalPlayer.localPlayer() localPlayer.authenticateHandler = {(viewController, error) -> Void in if (v
I have a table layout inside a view which as a custom cell,The problem I'm facing is that the cells inside has a button i want to hide the button in cell on clicking it(only the one that is clicked should be hidden) how can i do thing in correct meth
In my view controller, there is an outlet to a MKMapView and the view controller naturally conforms to MKMapViewDelegate to perform MapKit operations. I'm trying to migrate to the MVVM model before further progress in the project in order to keep it
EDIT: Full code now posted since it was requested. Why am I getting the word "optional" before my placemarks on the app labels? I originally unwrapped each property like this \(p.thoroughfare!), and it worked, but only when there was a subThorou
I'm trying to insert into var contacts: [CNContact] = [] the var store = CNContactStore() but I did not find the right code for this job, i found this function that I need to give that a name func findContactsWithName(name: String) { AppDelegate.shar
I recently updated XCode to 7.0 and I get this warning message: Xcode.IDEInterfaceBuilder.Cocoa.NSObject.BroadSystemFontWeights What does it mean and how do I get rid of it ?I got the same error when I set the font weight to Semibold to a label with
I keep getting this error: "could not find member row". Here is my code: import UIKit import CoreData class ListTableViewController: UITableViewController { var myList: Array<AnyObject> = [] override func viewDidAppear(animated: Bool) { le
I want to share a link via URL scheme lets say for Telegram. I have created this: tg://msg?text = www.example.com?t=12 The link, opens telegram but nothing else happens. I have used the same code for Viber, and it works: viber://forward?text = www.ex
In one of my apps I need to add an ability to find a city by its name. I am using CLGeocoder to achieve this and I want it to have a behaviour identical to iOS weather app. Below is the code which I have: CLGeocoder().geocodeAddressString(searchBar.t
i have a json object that contains a date from database: var showDateRaw = v["feedDate"].description println(showDateRaw) showDateRaw variable's type is String and looks like this way after parsing the json object: 2015-05-10T18:39:55+02:00 i wo
I am trying to write an extension of the Swift Array, but I am getting some wierd errors as I try to compile. My code: extension Array { func itemExists<T: Equatable>(item: T) -> Bool { for elt in self { if elt == item { return true } } return fa
How to work with IB Constraints and NSLayoutConstraint? I want to programmatically fine-tune my Interface Builder Storyboard layout, as I can't achieve desired layout with constraints in Interface Builder alone. The iPhone 4S and iPhone 6 Plus are pa
I am trying to get a keyboard size from userInfo using keyboard extension. I add NSNotificationCenter.defaultCenter().addObserver(self, selector: "keyboardWillShow:", name: UIKeyboardDidShowNotification, object: nil) inside my KeyboardViewContro
What's the difference between these two code snippets: let cell = tableView.dequeueReusableCellWithIdentifier("cellId") as UITableViewCell? // vs let cell = tableView.dequeueReusableCellWithIdentifier("cellId") as? UITableViewCell Isn'
I have looked over multiple pages here on Stack Overflow and can't wrap my head around it sadly. Maybe its the heat. Don't know. Anyway, could anyone please help me and explain how to unwrap? It breaks at: self.txt = dict.valueForKey("menuPunkt"
