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.
Learn more…794 questions
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answers1447
viewsFormat currency in a Uitextfield
I need to create a Uitextfield to add money values. But I need the user to see the value being added to Uitextfield in the order the user type. Example: User type 1 - Uitextfield appears 0.01 User…
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answers246
viewsTransporting data between Appdelegate and Viewcontroller
My problem is this. I need that when the user starts my App, it comes back with the data that was on the screen before closing it. So my initial idea, is when the app enters Background it records a…
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answer470
viewsCreate a tableView with 616 items
I have to create a table with 616 items, each item has 5 details. Example: Item 1 - Aspirin Risco: Medio Lactacao: Alto Gravide: Bass item 2 - Dipirona Risco: Medio Lactacao: Alto Gravide: Bass ...…
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answer215
viewsprintln on Swift via terminal
I’m trying to compile a class people.swift for Terminal macosx class People { let name:String = "" let age:Int = 0 init(name:String, age:Int) { self.name = name self.age = age } let anyPeople =…
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answers446
viewsJavascript on iOS: Avoid click events by scrolling iPhone/iPad
Setting: I have a table and on the Desktop I must keep double click to access the content of each table item. On mobile devices like tablet and smart phone Double click does not work and I need to…
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answer390
viewsCalculate percentage of a face in an image
How would the calculation of porcetangem of a face in an image? Suppose I had a 3x4 photo of a user, but he had a lot of his hair covering his face. Is there any way to detect that the image does…
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answer524
viewsEclipse app for iPhone
I’m in need of some help, and I don’t even know what to do. I created a very simple Eclipse Kepler, I put in Google Play and it was great. I would like to know if it is possible and how best to…
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answers103
viewsHow to replace a keyboard with a Uipickerview?
I have a program, that an excerpt from the form, in case a UITextField, that needs to be filled in. But instead of a keyboard, I need a UIPickView, that already has the options for filling. Then the…
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answers213
viewsApple forcing to develop app for iPhone and mandatory for iPad, is that right?
Yesterday I submitted an App that is made only for iPhone, and not for iPad, as requested by the customer, but my app was rejected because it does not run properly on an iPad. Reason for Rejection:…
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answer190
viewsDevelop for iPhone when you’re an Android developer
I develop for Android, now I want to start developing for iPhone, my doubts are as follows. I use Linux, searching the internet concludes that Apple only provides the tools for Mac. And to program…
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answer693
viewsHow to test Swift connection
I have a very simple webview, and before loading the webview I want to check the connection, if it is unavailable create a message for the user informing.
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answer709
viewsTurning user input into button label
Guys, I’m trying to create a button that when pressed enables a text field that should take the user input and change the button label to input, but when I tried to play only got the following…
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answer780
viewsHow to integrate Objective-C and Swift?
I am doing a project on Swift and would like to use some files in Objective-C. It is possible to do this? In case I installed using the Cocoa Pods, I don’t know if it influences anything.…
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answer1847
viewsHow to distribute iOS apps outside the Appstore
I’d like to know how the iOS app distribution process works outside of the Appstore. I would like to perform the process as the "Appnana", in which when you enter their website (www.appnana.com)…
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answer92
viewsCreating a custimized authorization message
Is there any way to customize the authorization message to requestWhenInUseAuthorization and requestAlwaysAuthorization? I know for this to work we have to add in info.plist the information…
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answer2497
viewsHow to get the complete ZIP code through the GPS of the mobile phone
I’m trying to get the full zip code through my location using the GPS of my mobile in Objective-C, but it returns only 5 digits. I used the following code snippet: NSString *cepcompleto = [NSString…
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answer85
viewsRecord video with Avfoundation framework and save to iphone gallery
I’m creating an app for IOS 8 that uses the front camera to record user video until a certain action is called, and finally save in the gallery. But so far I could only do this with photo (takes…
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answer308
viewsLicense of the Phonegap
Hello, I’m trying to embark on the world of cross-platform applications, and after some time of research I did some tests and read about it, I got to two platforms: Intel XDK and Phonegap (Intel’s…
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answers111
viewsThread in the background when the app is closed
How do I run a Thread with the application closed? That is, so that when the user turns on the device it starts without having to enter the application.
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answer250
viewsExecute a method with the closed application "Service"
On Android it is possible to send notifications, make queries via http, execute methods, all through a Service without the user need to necessarily run the application, just the fact that the…
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answer240
viewsObfuscation of code in IOS project
Someone knows, indicates some tool similar to Proguard on Android only for IOS, to obfuscate code in class IOS?
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answers79
viewsHow to Create a Slide Side Out Submenu
As I can add a submenu to an existing menu, example I have the menu Ensino inside teaching want to put Cursos,Intercambio and iniciação cientifica, I’m using a class called SWRevealViewController…
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answers1077
viewsScript to open facebook messenger app chat
I’m creating a app, and wanted to insert a button to open a conversation from a particular page of facebook, but by the messenger application and not by the browser, someone knows if you have how…
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answer120
viewsHow do you put Admob ads on Genexus?
I’m trying to put ads on my app made and Genexus using Admob, followed the tutorial, but ads do not appear in the app. Someone has already done this?…
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answer58
viewsHow do I check if a product has already been purchased by the user on iOS?
Guys, when I want to validate if a product of my application (an Inapp) has already been purchased by the user, on Windows Phone I just check the product through Licenceinformation. For example: var…
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answer212
viewsHow to know if an Image View already has an image?
How to know if an Image View already has an image ?
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answers3385
viewsHow to test an application without registration?
I am a registered Apple developer (but not paid ), how can I test my application on my iPhone? It gives error when I ask to open on iPhone. I’m trying IOS 9 with Xcode 7. When I tried it gave…
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answer246
viewsYoutube videos do not open on full screen
Galera would have like through some javascript to make a video on my site not open on full screen on iOS devices? Because I’m using youtube as a music player and every time someone accesses on iOS…
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answer80
viewsError Cannot invoke initialize for type "Cllocationcordinate2d" with an argument list of type "latitude : String"
I’m developing an app that captures user location with Core Location and saved in a file. Now I have a mapview and need to display this location on the map (this location comes from the archive).…
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answers1491
viewsHow to round Double values?
I made a function to return the rounding of values of type Double, the function is working, but I do not know if it is the ideal way to have this result, I think there must be a way without having…
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answers1140
viewsHow to create automatic line break with Uilabel
I’m creating an app for posting Catholic content, but I’m having a problem, I have a UIViewController with a title, an image of the post and below the image the content, depending on whether the…
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answers1422
viewsApplication rejected by Apple Ipv6 error
I developed a hybrid application using Ionic and when sending it to the Apple Store review it was rejected, I got the following error message: We discovered one or more bugs in your app when…
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answers1628
viewsHow do I export a trial app without the apple Developer program?
I’m concluding an app on Swift 2 IOS and would like to know if there is how to export and install on an iphone without having apple Developer program, as can be done on android.
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answer370
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answer5883
viewsWhat is it for and where can you use C#?
A lot of people talk too much about C#. What is the real functionality of it today? It’s serious that it can be linked with Javascript and CSS? It serves to create applications for Windows, Android…
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answers3965
viewsWhat Development Environments (IDE) for Android and IOS using Lua?
I want to know what Development Environment options to develop applications for Android and IOS using the Lua language.
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answer60
viewsAn app’s background color ratio x energy efficiency
Thinking about a mobile application, which is the best color palette in relation to energy consumption? For example, let’s say I’m developing an app and want to focus on battery consumption.…
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answer48
viewsPublish applications in Stores that differ by small details
I see some applications that are very similar I will say until identical but with a different mark or a small detail. Let me give you an example: Globosat has multi-channel apps, but it’s all the…
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answer139
viewsClose app on Swift
I am starting in Swift programming and my question is how to close the application. For example, on android, used the System.exit(0) has something like me Swift?
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answers237
viewsDisable Return button of`Uitextfield`
Is there any way, no whining, to disable the Return button of a UITextField? I have a screen with two UITextField, a text and a numeric, I need the keyboard to be activated directly and I need the…
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answer107
viewsCheck if a device has GPS and Location Service is active
I need to check if the iPad I’m using has GPS and if the app’s location service is active while using the app, how can I get this information?
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answers308
viewsUse of `self->` instead of `self. `
I am working on an app that was not I who started the code and I am having problems regarding the use of the command self->. At some point of the code I’m finding variables declared with…
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answers560
viewsHow to view data from a Cordova database?
I wonder if there is a way to access and view recorded data from a database Cordova? I have an app mobile (Android and iOS) and I know I can view the logs using log or alert but, is there any way to…
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answer64
viewsCustomizing Uiactivityindicatorview
It is possible to swap the widget (source: iab.net.) of a UIActivityIndicatorView by a specific gif? How?…
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answers46
viewsIs it possible to make a selection list in the form of a loop?
It is possible to make a selection list (UIPickerView) in loop form? Put the month of January right after December, I say.…
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answers143
viewsDesign tool that exports to . xib or . storyboard
I wonder if there is any tool that can be used to develop the design of the app (like Justinmind’s Prototyper program ) and then export to xib or storyboard format.
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answer127
viewsiOS 7 - Tabelview editable
I’m trying to create a Tableview with the same actions (Add/Edit/Delete Rows) of the native app (Phone) as shown below, but I’m not getting it. I would like to create a field "(+) add item" (which…
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answers181
viewsCall a new IOS class
I’m new in IOS environment and after studying a little how the language works, I did not understand how I can call a window/ class and overlap the current window as I do on android. Intent intent =…
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answers1797
viewsDevelop for iOS using C# in Visual Studio
I already develop in Java/Android, and wanted to develop for iOS, but the cost of having a Mac is expensive, I already have an iPhone. I saw that it was possible to develop using C# in Visual Studio…
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answers1885
viewsWebsite images do not appear on iphone or iOS tablet
On the website: http://viladivanomoveis.com.br/? page=products&prod=Armchairs images do not appear when accessing from iphones or ipads, I suspect it is because of this php code that resizes the…