Questions tagged as 'xamarin'

Tagged questions
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Read SMS history record on iPhone using Xamarin [closed]

I need to read the SMS history record sent / received on the iPhone, and its time spent on each send. I do not know how to do it and I did not find material in Portuguese about it. Can anyone help me with this? I opened another related question...
asked by 20.01.2014 / 00:28
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Xamarin Error - aapt.exe / resources

I installed VisualStudio 2015 Community, with Xamarin, up to its beauty. But I have problems, not only I, I saw in several places, that a lot of people are with the same errors. Unfortunately I could not find the solution yet, I hope someone...
asked by 26.04.2016 / 13:10
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Problems Xamarin method Asynchronous

In the event of a button of my APP had the following code it worked running in the android emulator, but when I passed the app to the cell phone generates a message the app stopped. Button buttonPessoasNecessita = FindViewById<Butto...
asked by 05.12.2015 / 19:14
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App - Xamarin or Ionic?

I need to create an App and would like to know which of your technologies is best suited for mobile development. What is the main difference between Xamarin and Ionic? Which of the technologies is the most performative? Why use Ionic? Wh...
asked by 27.04.2018 / 15:27
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What is PushNotification really?

I've been in doubt now about PushNotification and if that's really what I want. To solve my problem do I need PushNotification ? See, what I want is this: When the user (seller) changes the flag of the database, this indicates that this selle...
asked by 24.09.2017 / 19:30
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Is the APK made in Xamarin Forms normal, even empty, have 60mb?

I've tried connecting the linker, and be the recommended procedures. I wanted to know if it is normal an apk made using Xamarin.Forms start from 60mb. And if it is not, what to do to reduce the size.     
asked by 22.11.2016 / 19:36
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Image to byte []

Hi! I'm using Xamarin.Forms to make an application. So, I need to save images in Parse. To do this, I need to convert the images to byte []. Any idea how I can do this? I already searched the internet but none of the solutions worked for me. In...
asked by 23.10.2015 / 18:46
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Development C # Mobile need Mac?

I was researching on mobile development tools (iOS, Android) and came across Xamarin. I found the proposal interesting, especially for working in conjunction with Visual Studio. I downloaded and configured it, however, despite having an inter...
asked by 08.10.2014 / 22:37
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Xamarin.Forms Portable or Xamarin.Forms Shared

What is the difference between a Xamarin.Forms Portable project or Xamarin.Forms Shared?     
asked by 09.05.2016 / 18:49
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xamarin android player error starting "virtualbox kernel driver not running"

When I run XAP-Beta-15.35-v0.5.5-i386 I get the following error:    virtualbox kernel driver not running No driver has been installed in the virtualbox and it is not running.     
asked by 13.09.2015 / 00:03