Most voted "ios" questions
iOS is the mobile operating system of Apple Inc. originally developed for iPhone, iPod Touch, iPad, Apple Watch and Apple TV (from 2nd). Much of it is shared with OS X, but is optimized for touch-based interfaces. Use this tag when the question is specific to iOS and no other operating system.
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15
votes3
answers5859
viewsDevelop for multiple platforms using C# and Xamarin Studio
To not have to learn various technologies to develop for the various mobile platforms, wanted to use only C#. However I have some doubts, namely: Xamarin Studio is free? With the same code, the…
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11
votes1
answer3066
viewsIs Ionic development for Ios in a windows or linux environment possible?
I was wondering if there is any way to create iOS applications when our operating system is windows or linux. According to this Cordova, we would have to have an iOS operating system. Is there any…
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10
votes5
answers7541
viewsIs programming for iOS on a virtual machine feasible?
I am Android developer, but now I will start developing also for IOS. Is it functional to program for iOS on a virtual machine? Or do I have to buy a Mac anyway?
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9
votes1
answer2134
viewsConvert RTSP stream to HTTP Live Stream
How do I convert RTSP stream to HTTP Live stream? I have an IP Camera that uses the RTSP protocol to perform video streaming, and would like to make it work on iOS using the Safari browser.…
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9
votes1
answer6414
viewsHow to put a link to download the app when the user enters my site by mobile
Well, I have a website and the app for IOS and Android. And I wanted every time the user entered through the smartphone he had the option to download the application, and already recognize which…
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8
votes2
answers6054
viewsHow do I read the record of incoming and outgoing calls on my iPhone using Xamarin?
How do I read the history log of incoming and outgoing calls on iPhone using Xamarin? I need to read the log of the calls/ made on iPhone. I do not know how to do and I did not find any material in…
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8
votes1
answer494
viewsRead contacts contacts agenda iPhone using Xamarin
How do I read the contact list in my iPhone phone book using Xamarin? I need to read the contact list of the iPhone agenda. I do not know how to do and I did not find any Portuguese material on the…
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8
votes1
answer1135
viewsHow to get the full CEP using reverseGeocodeLocation on Xcode?
I’m using the reverseGeocodeLocation to search for the zip code and it works well; however, it only brings 5 digits of the zip code. How to get the full zip code? Follow the code: -…
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7
votes1
answer239
viewsWhat is the Runloop?
I’d like to know what Runloop is in iOS and how it and the corresponding thread interact. It would also be interesting to understand how these two concepts interact with the autorelease pool.…
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7
votes4
answers379
viewsWhat types of retain Cycles can be generated with ARC?
I know that with ARC there can be Leaks in iOS. What are the most frequent Leaks types and how they can be avoided?
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7
votes1
answer356
viewsEnterprise authorization for app submission
I need to submit an app to an Apple store, which I did as a freelancer for a company. The app features photos and descriptions of the company and its customers. I was told that I need to send, along…
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7
votes3
answers2732
viewsWhen and how to use protocols and delegates?
Could someone please explain to me in what situation and how to use delegates and protocols, I’m a little confused when to what I’ve read around, Thank you!
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6
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answer678
viewsRead SMS history log on iPhone using Xamarin
I need to read the SMS history log sent/received on iPhone, and your time spent on each shipment. I don’t know how to do it and I couldn’t find any material in Portuguese about it. Can anyone help…
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6
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answer631
viewsC# Mobile Development Need Mac?
I was researching tools for mobile development (iOS, Android) and came across Xamarin. I found the proposal interesting, especially for working together with Visual Studio. I downloaded and…
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6
votes1
answer145
viewsIOS - How to make the app screen always lit?
I’m making an app for IOS I already have ready on Android, I wanted to make a method that left the screen always lit, but I’m not getting On Android I did this way: Mainactivity: PowerManager pm =…
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6
votes2
answers204
viewsProject Alamofire conversion to Swift 3.0
I have the following code when I want to make a call to the server: let mutableURLRequest = NSMutableURLRequest(url: URL) mutableURLRequest.httpMethod = "POST" let parameters = ["SessionID":…
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6
votes2
answers4772
viewsCPF and CNPJ validation
I’ve been doing research on Swift and I haven’t seen examples that contemplate the validation of both CPF and CNPJ. So any of your colleagues have a function that can validate them?
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6
votes1
answer304
viewsWhat are the delegates?
In iOS programming it is common to use structures that act as delegates. One of them, for example, is the UITextFieldDelegate. This class, according to documentation, informs the implementor of…
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5
votes2
answers287
viewsHow to use the Afnetworking 2.0 library synchronously?
I would like to call a Rest service using the library AFNetworking. How to make a call synchronously, ie wait for the return of the webservice? For example: Method that will return a car object:…
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5
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answers498
viewsView navbar only when user scrolls up on iOS
I’m using the technique of Marius Craciunoiu to display my entire navbar when the user scrolls the screen up. So, here’s my code Javascript (using jQuery): var delta, didScroll, lastScrollTop,…
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5
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answer633
viewsTools for mobile development
I’m looking for development tools mobile. I started looking at a call Codenameone, for example. However I would like some tips on which tool to choose. I have separated below some criteria that I…
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5
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answer235
viewsWhat is the difference between the + and - signal in Objective-C
I wanted to know the difference in the time of creating a method using the "+" and "-"? And also when to use and why to use, I usually only use the "-", but I don’t know how to use the method with…
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5
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answer2460
viewsRead bank note barcode
How can I read ITF (size 44) coded barcode in the Intercalated 2 of 5 pattern. Using some library like zxing, zbar, etc.? I have used zxing and zbar libraries, but does not recognize the barcode of…
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5
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answer2120
viewsInstall a free app on an iPhone without a developer account
Since jailbreak is not prohibited I think I can ask this question here, exists with jailbreak or some other way to install an app developed by me on an iPhone? In case the app is automation that…
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5
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answer811
viewsHow do I implement an Apple APNS push notification service?
I own a web service, and would like to create a Push Notification service for an app using Apple APNS without using the third-party service, as I could do this?
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5
votes4
answers4908
viewsWhat is the cost of using the Google Maps API to create routes?
I’m creating an app where I take the user’s current position and create a route to a certain point. A friend commented that this route service offered by Google is paid for. Someone could or would…
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5
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answer168
viewsLoad Webview in Objective c
I set up a Builder interface to load a webview, with . h, . m and .xib. In a side menu, when clicking on an option, I need to call this webview. Running the application, clicking on this option…
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5
votes3
answers635
viewsLocal Push Notification iOS
I’m using the lib React-Native-push-notification to schedule notifications in an app,. For Android I am able to create, but the same does not work for iOS. I wonder if you have any alternative to…
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4
votes2
answers272
viewsTesting of asynchronous requests
How can I make asynchronous requests in iOS Testcases? Example: -(void)test { UserModel* user = [UserModel sharedInstance]; [user requestUserInformationWithCompletion:^(NSError* error, NSDictionary*…
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4
votes2
answers827
viewsTypes of payment prohibited on IOS
What types of payments are exactly prohibited on IOS, I have heard that everyone should use the in-app Purchase... In my case I want to release a free version with limited functionality for the user…
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4
votes2
answers896
viewsAlternatives for payment of credit card goods or services on iOS
I would like to implement a payment method on iOS for sale of real world products/services, as it works in e-commerce. As seen in Types of payment prohibited on IOS it is possible to carry out this…
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4
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answers173
viewsError returning Clgeocorder address
I was developing an app using Clgeocoder, and suddenly it stopped working without me making any changes to the code, and started returning the following error. ERROR…
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4
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answers2098
viewsRecognize if user is using iOS or Android
I am developing a screen of a website, and the customer wonder if there is the possibility of the site recognize whether the user is using Android or iOS. If you’re on Android, go to Google Play to…
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4
votes3
answers619
viewsRotation on certain screens
How do I define only one UIViewController be able to rotate? The scenario is as follows: I own 5 screens, and in all of them I must enable only the mode portrait. But I have a sixth screen, and this…
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4
votes1
answer222
viewsHow to generate a random number within a range?
Using the mercy of arc4random_uniform(), how should I set the logic to generate a Random within a certain range? For example, given the range [5, 10] Candidates for Andom: 5, 6, 7, 8, 9, 10…
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4
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answer352
viewsHow to access PHP webservice securely from an Objective-C/iOS app?
I’m making an application where I need to securely send user data to the Web Service using PHP. For this, I’m researching security for iOS. What is the recommended method and what are the points I…
ios web-service objective-c security-guard cryptographyasked 9 years, 8 months ago Tiago Amaral 1,520 -
4
votes2
answers2901
viewsCan iOS apps made in Phonegap be compiled in Windows?
Phonegap Builder serves to compile the apps for you, but in iOS gives error when compiling. What do I need to build on iOS using Phonegap Builder? What kind of key does it take to build it? I found…
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4
votes2
answers954
viewsCss change in iOS only
I need to make a css change on iOS only, I used if (navigator.userAgent.match(/(iPod|iPhone|iPad)/)) {} But it didn’t work. The code I need to change is this. .sdn-music-player>.yt-wrap>iframe…
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4
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answer70
viewsUitableview with customized and resizable Uitableviewcell
I’m creating a chat for Ios in Objective C, and I use custom Uitableviewcell. My difficulty is in resizing Cell as the text in the chat, as the image: And this second screen, it’s like this, with…
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4
votes2
answers166
viewsIOS - How to scale a view by Swift?
I have a view called viewV and would like to change your Width and Height shown in the image below via Swift code.…
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4
votes1
answer68
viewsHow do Telegram and facebook messenger clean up notifications on devices?
When you receive a notification by Telegram or Facebook Messenger on multiple devices, if you read the message on one of them in the other notification is removed. How does this happen? PS: this…
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4
votes1
answer287
viewsSave latitude and longitude in Swift
I have this code in my Viewcontroller to capture the current location of users: @IBOutlet weak var userMapView: MKMapView! var locationManager = CLLocationManager() override func viewDidLoad() {…
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4
votes3
answers34005
viewsIs there an iOS emulator to test an application developed in Xamarin?
There is nothing like testing on the actual device, but in some cases emulators are extremely necessary. For Android I use Genymotion, but at the moment I need some iOS emulator that so I can test…
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4
votes1
answer364
viewsWhat is the difference between viewDidLoad and awakeFromNib?
What is the main difference between viewDidLoad and awakeFromNib in development on Swift for iOS?
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4
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answer205
viewsRounded edge on Google Chrome iOS buttons
I recently updated my Macbook here and now all the buttons on my site are rounded. I even thought it was some CSS error, but no, entering my Windows computer is normal. Can anyone tell me what is…
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4
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answer5031
viewsConversion of Website or PHP or HTML system to Android and iOS app
What is the best way to 'convert' a website or PHP or HTML system to a Android and iOS app ? I have a PHP Script with DB Mysql and HTML site , and I’ve heard that you can generate the version of the…
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4
votes2
answers330
viewsIs it possible to have an app with multiple apps inside?
We are thinking about developing several apps to solve problems, and each app solves the problem of a sector. To avoid the user having to download the apps separately, we thought of making a Bundle…
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3
votes2
answers120
viewsUiactivityindicatorview does not work
I want to display the activity after the click of a button. This button will update the app. I followed examples and documentation, but it doesn’t work... - (void)viewDidLoad { // .. snip indicator…
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3
votes1
answer331
viewsHow to pass information from the second Viewcontroller to the first Viewcontroller
I’m having trouble passing along information from the second screen of a NavigationViewController to the first screen of NavigationViewController. On some gringo sites I found teaching to do by…
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3
votes3
answers207
viewsCreate Uiview Free
I need to create a new screen (Uiview) translucent in my app, in the style of an Iad iOS 7, but my problem is that I have no idea how to look for it. What I found so far are old things, with many…