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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viewsError fbauth2 IOS 9, how to fix?
I try to compile even with the auth2 already added and the error continues, does anyone have any idea what is? Terminating app due to uncaught Exception 'Invalidoperationexception', Report: 'fbauth2…
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answers67
viewsSend location to a background Webservice
How to make my IOS application using objective-c send my location in the background without wasting battery, and not fail and not fail by Apple, someone would have an idea how to do this?
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viewsIOS - How to send an E-mail informing the recipient?
I am trying to send an E-mail with the recipient already informed, but I do not know how to pass this information in the code. Code: -(IBAction) mail : (id) sender{ mailComposer =…
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answer336
viewsHow to add scroll in ion-tabs with various tab?
I am developing an app in Ionic, with this, I have a page with tabs, but I intend to put 10 tabs and will not fit in the devices, how to put a horizontal scroll to the tabs? <ion-tab title="Home"…
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answers54
viewsHow to insert comment on facebook by iOS Swift app? It’s not sharing on my own Timeline
I’m trying to insert a comment on a facebook page with my app, but I couldn’t find function for it in Swift for iOS. Note: It is not writing/posting on my Internet.
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answer318
viewsIOS - How to program navigation between Viewcontroller in Objective-C?
I want to navigate between the Viewcontroller of an app by clicking on a button and switching from one to the other for example. But I didn’t want to do it by . storyboard, I want to do it directly…
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answers75
viewsIs it possible to open an app on Ios without this app having Urlscheme ?
I wanted to see if it’s installed or not. From my researches everything suggests that it is not possible without the Scheme url, but I saw many unanswered questions here.
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answers55
viewsVertical slider - adapt size
I need some sliders placed via storyboard to adapt to the screen size when placed upright. For example I put three sliders on the screen and put your contraints so that they have the same width and…
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viewsCocoapods error in such file or directory: 'Opengles'
I want to add the Googlemaps library to my project. So I installed cocoapds and followed all the steps that are on the google site siteGoogle. I’ve wandered around forums and tried several of the…
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answer137
viewsIos Swift Tableview cleaned when returning the screen
I’m implementing two screens... at first I have a tableview to click on one of the cells, sending data to the second screen... However when I click on the back button that is a follow to the first…
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answers78
viewsUnwind Segue - Objective-c
In the application I am working, there is a Viewcontroller where the user logs in, after logging in, is shown a welcome Alertview, and at that time, would have to return to the main screen, where…
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answers168
viewsError to publish app to Apple - Xcode
Guys, I’m trying to publish an app on apple developed with Cordova, at the time I try to send the application using Xcode 7 appears this error here: I already google a solution, but I was not…
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answer98
viewsBluetooth communication between an iPad and a PIN-PAD using Objective-C
I need help on how to use Core Bluetooth to communicate with a PIN-PAD. I’d like to know if that’s possible, and if it is, how can I do it? Thank you!
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answers81
views<video> no sound on iOS
I’m using the html 5 video tag, but when running on an iOS (an app using phonegap) there is no sound, which can be? I followed exactly the example used by W3schools and even then there is no sound.…
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answer85
viewsLabel moving as digital signage
Hello, I would like to know how I do in Swift a phrase keep passing from right to left and when every sentence pass she keep doing the same procedure forever, like a digital sign.
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viewsHow to fix Bool Return error with Parse?
When I compile the code parse asks to put in appdelegate.Swift appears "Return in Function to Return Bool" but when I enter Return true, there are more than 30 errors and still not working, follow…
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answer88
viewsHow to scale images for apps?
I’m starting a project for an app I plan to build that will be compatible with UWP + Android + iOS. Also, I would like it to be compatible with phones, tablets and Desktops. And it’s my first time…
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answer43
viewsBorder-top appears in half on iOS
In the iOS the parameter border-top is shown up to half screen, on PC it appears with 100% width normally. How to make it appear 100% width on iOS also? This is the SCSS: .wrapper-masthead {…
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answer123
viewsIOS - how do I find the screen size of the user’s device?
I wonder if there is a way to find out the screen size that the user is using or the model of your iPhone via Objectice-C.
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answers248
viewsApp Store Submit Error - Itunes Connect
When I click on "Submit for Review" in iTunes Connect, the following message appears: The Newsstand app’s Info.plist must contain Uinewsstandapp=true. For more information, see the Information…
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answers300
viewsProblems getting the layout right in the Xcode
I’m having difficulty with the following question. The blue button in the image below has to be at the height of the woman’s waist as it is on the storyboard, but it has to be on all iPhones (4"…
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answer46
viewsResize Uitextview according to the amount of content
I’m creating a screen where there’s a UITextView which receives the content of a Web Service, I would like to know how to UITextView resize according to the amount of content obtained, without…
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answer37
viewsUipickerview 3 columns
I want to make a uipickerview with three columns, but only the first appears loaded the other empty, I can not find the error if someone knows how to solve thanks. Follow the code below: static…
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answer47
viewsPut a line on a Uitabbaritem?
How to place a line at the bottom of a Uitabbarbutton as it occurs in this image: However this line should only appear on the selected button.…
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answers44
viewsTap on Uibutton between two Uiviews
good evening! I have the following problem: I have a Uiview (1) that contains: An Uiview (2) and an Uibutton (3). Uibutton is half inside Uiview(1) and half inside Uiview(2) (but inside the tree, it…
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answers525
viewsWhere do I find ready-to-edit phonegap application projects?
Where can I find fully-ready IOS and/or Android application projects? That can customize, edit them and if possible already with communication with web server, without having to do one from scratch.…
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answer136
viewsPass array from one Uitableview to another Uitableview
Talk guys! I’m having a hard time getting the value of a array in a uitableview and move on uitableview. No error appears, but do not print anything on the console when accessing the next…
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answers514
viewsHow to pass the value of a variable through a button to another class in Swift
I have a login screen, with the e-mail and password fields. I need to use in another viewController the email that was used to log in to the system. But I cannot pass the e-mail typed in…
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answer72
viewsReloaddata in Tableview loading wrong image Swift 2.0
I have a tableview inside my Viewcontroller, and do some actions on each cell like expand and delete. When I do the deletion I give a Reload in the table loading the data of a remote json, it…
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answer326
viewsImport a Pod function - Cocoapods Swift
I’m starting now with Swift (Xcode 7), I did the installation of cocoapods, but wanted to know how to import the functions that exist in the pod to a new project.
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answer186
viewsHow to check if the user is connected to the internet(wifi and mobile data)- Swift
I am using the following code to check if the user is connected to the internet: if Reachability.isConnectedToNetwork() == true { } else { let alert = UIAlertView(title: "Sem ligação à Internet",…
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answer83
viewsSwift - How to make and run an Assynctask?
I made an app on Android and am making a version of it for IOS currently, I would like to know how I could implement an Assynctask on Swift and run. On Android I did this way: public void…
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answer115
viewsDownload file on IOS - Swift
People I am a short time programming for IOS using the language SWIFT. I need to download a file from the web, I’m using Nsurlsessionconfiguration, but this object only works for IOS 8+. And I want…
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answer29
viewsOverride returns secondary Viewcontroller error in Swift2
I’m getting this message below while trying to make a Swipe on a cell of a Tableview. Remembering that I am doing this in a viewcontroller file and not in a tableViewController. It is possible?…
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answer273
viewsDelete a Tableview + Coredata line
I am creating an application with tables and persistence with CoreData, but when I ask to erase a line the same does not disappear completely from the screen, leaving the symbol...disappearing only…
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answer41
viewsCreate a structure from an xml
I am using the Swxmlhash Framework to read XML and need to create somehow the following structure from XML Structure to be created: Catalogo Book1 Autor = Gambardella Genre = Computer Book1 Book2…
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answer72
viewsBuild app Cordova IOS no phonegap build
I’m not able to build a simple app Ordova for IOS, wp8 and android builda right, anyone has been through this problem? I have looked in some places I have found no solution. The files . P12 and .…
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answer37
viewsComplete Range Script on Swift 3.0
I was normally using this code in a Swift 2.0 project, then decided to upgrade the project to version 3.0 and adapt some functions that changed... Only the last "squeak" argument I can’t adapt. Code…
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answers56
viewsHow to call a viewcontrolller Runtime
Friends I just need to open a Viewcontroller , and I’m jerking off, could help. Who can help .... Thank you. . LoginViewController *tela2 = [self.storyboard…
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answer70
viewsUicollectionviewcontroller 3 columns auto layout
I’m creating a Uicollectionviewcontroller with 2 or 3 columns, when using autolayout in some devices works perfectly but in others not, I did not find anything that speaks how to dynamize these…
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answer390
viewsPopulate object in Swift using data from a JSON Return
I have a webapi that returns a list of evidence: { "Provas": [ { "Codigo": "11111111111", "Disciplina": { "Codigo": "111111", "Nome": "SOCIOLOGIA E EDUCAÇÃO" }, "Tipo": "SUB", "Correcao":…
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viewsIos does not receive push Notifications
The problem is, in my app the server sends Notifications to users but I don’t know why the devices aren’t receiving notifications. What I’ve already tested: Server side sends notifications smoothly…
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answers77
viewsProblems with prepareDesign method
I have a problem guys, I’m new to Swift, and I have a method that takes a result from a JSON and I wanted to store it in a local variable and then pass this variable to a viewcontroller by next,…
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answers81
viewsSwift: Fixed header on a Tableviewcontroller
My problem is this: my application has a screen that uses the Uitableviewcontroller layout. I created a header (View) for this screen, however, the header does not get fixed at the top of the…
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answer565
viewsHow to add image to Launchscreen.storyboard
It’s been a long time since I’ve been trying to add an image to Launchscreen.storyboard of an iOS app I’m developing. Text I can add and view while uploading the app, but I can’t see an image I…
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answer60
viewsHow to convert Nsdata to URL
Friends I have an image recorded on Sqlite, read the image and put in a Nsdata variable Now I need to play this Nsdata but the component expects a URL NSURL *urlVideoFile = [NSURL…
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answers263
viewsSave object to a Swift(IOS) session
I have a class and a subclass inside import Foundation import ObjectMapper class Aluno: Mappable { var ra:String! var senha:String! var nome:String! var cpf:String! var email:String! var…
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answers52
viewsCannot save to native calendar - Xamarin - IOS
I am saving an event in the native calendar of IOS through the code below, by the simulator works perfectly, but when I do right on the device of the iPhone this code does not work. I did two tests…