DispatchQueue vs Delegates vs Closures at Swift

Excuse me if this a noobish question but I don't know the difference between executing a block of code after an API request is received and parsed via GCD, delegates and closures. As far as I know, a creating a session to download data from an API UR

How do I add a button to iCarousel?

I added the date label and the share button via code. Now I want to add a static button in the right top corner to open a slide out menu(I'm using MMDrawerController). If I'm adding the via code, it's moving with the carousel. If I'm adding a button

GameplayKit does not pauses when the scene is suspended

I have a GKAgent2D governing the movement of an SKNode enemy that moves towards a destination. When I pause the SKScene that the agent is moving in, the enemy node seems to continue to move without showing such movement. All of the visible movements

Xcode 7 - Some segs no longer work

I upgraded my Swift app to Xcode 7 / Swift 2.0 and now suddenly certain segues in my app no longer work. I have a segue popping up a "Check In" modal and it works perfectly, but then I have another segue popping up a "Check Out" modal

Received memory warning and crash

I want to display multiple images in scrollview when images are more than 70 application will crash and display received memory error.I have get the images from document Directory I have tried - UIScrollView *MyScroll=[[UIScrollView alloc]initWithFra

How to load the view of content in a tableview cell?

I have created a table view as var tblView : UITableView = UITableView() tblView.frame = CGRectMake(0, 168, 320-50 , 450) tblView.separatorColor = UIColor.clearColor() tblView.scrollEnabled = false tblView.rowHeight = 39 self.addSubview(tblView) tblV

Google Cast SDK 2.3.0 for iOS does not support 64-bit

It seems like the 2.3.0 version of the Google Cast SDK for iOS stopped supporting the arm64 architecture (it does support x86_64 though, making it work in the 64-bit simulator) λ: cd GoogleCast.framework λ: file GoogleCast GoogleCast: Mach-O universa

Mobile play auto live

We are developing an application that needs to auto play a live streaming video in mobile. At the moment we been only able to start the streaming by clicking over the video. How to auto play live streaming video on mobile (inside the html)? How to pr

Download the file with Dropbox SDK for iOS get Error code 403

i'm trying to upload a file using the dropbox SDK for ios, i have setup correctly the framework, and link with the dropbox account, but now when i'm trying to upload the file i receive this error: [WARNING] DropboxSDK: error making request to /1/file

UINavigationBar in wrong position

i added a Navigation bar to the view using the folowing code: - (void)viewDidLoad { [super viewDidLoad]; UINavigationBar *navBar = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, 320, 44)]; UINavigationItem *navItem = [[UINavigationItem alloc

What type of arguments does [NSString stringWithFormat] take?

I know that the method stringWithFormat is usually used as follows: [NSString stringWithFormat: @"%@ %@", arg1, arg2]; My question is, what exactly is the type of the last argument of this method (the one with ... in the specs). I want to be abl

Add a mobile telecommunication file to Xcode

I know this is simple, but I've read through all the questions and there doesn't seem to be a simple answer to this. I've created an appID. I've created a mobileprovision file, downloaded it and double clicked it and that all seems fine. How do I get

The size of the UITableViewController table

I have a UITableViewController and I need to resize the table vertically. I can't use a UIViewController with a table inside. There is a method? Thanks!Instead of using a UITableViewController, it may be easier just to use a standard UIViewController

How to start with the development of Phonegap?

Hi I have gone throught the site: phonegap I have also read the documentation provided there, but is there any easy way tutorial available for that? I have less idea about javascript coding and what I found is phonegap is entirely based on javascript

Levenshtein Distance Algorithm better than O (n * m)?

I have been looking for an advanced levenshtein distance algorithm, and the best I have found so far is O(n*m) where n and m are the lengths of the two strings. The reason why the algorithm is at this scale is because of space, not time, with the cre