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Facebook SDK and FormsApplicationDelegate

I know that is a noob question but what's the best approach to use Facebook SDK and Xamarin Forms on AppDelegate? Currently I'm doing this way: public override bool FinishedLaunching(UIApplication...

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Attach debugger to a running APK

Hi, I am trying to debug my app, which uses the InAppBilling component. Since in order to use InAppBilling the app must be signed, in Release mode and so on, is there a way to somehow make debugging it...

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UrhoSharp.Forms Access Violation Exception

I keep encountering an exception when running my Xamarin.Forms application since using the Urho.Forms package. An exception of type 'System.AccessViolationException' occurred in Urho.Forms.dll but was...

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How to make iOS device vibrate even when ringer is turned on

I am using the Vibrate plugin created by @JamesMontemagno . On iOS, I find that the vibration only happens if the ringer sound is turned off. Is there any way of getting vibration to work on iOS...

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How do I implement Facebook support in an App

I installed Xamarin.Facebook but it does not recognise FacebookClient. Tried installing all versions of Facebook.sdk and get an error: Could not install package 'Facebook.SDK n.n.n'. You are trying to...

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Xamarin iOS: Issue with using latest version of Facebook API

Hi everyone. I recently updated the facebook api for Xamarin iOS : "Xamarin.Facebook.iOS" version="4.13.1" Latest FB login API has three parameters public unsafe virtual void LogInWithReadPermissions...

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Could not run simple demo UITest for IOS at Xamarin Studio

**_I am new to Xamarin and try to run demo, introduced at Xamarin Website, for UITest at IOS platform. The web link is: https://developer.xamarin.com/guides/testcloud/uitest/quickstarts/ios/. Actually...

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my master page overlap to upper status bar.

my master page overlap to upper status bar. how to overcome top space in master datail page

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Is there a way to find the Path to iOS's Contacts circular thumbnail image?

I have used Xamarin.Contacts to Get a Contact's Thumbnail using the UIImage image = contact.GetThumbnail(). From this I am using the code below to get the path of the thumbnail, however when I check to...

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How to load files using assemblies without adding references in Xamarin.Forms...

I'm very newbie to Prism Modules, I have a question i.e, I'm currently working on Xamarin.Forms using Prism Modules. Is there anyway to add the modules into the module catalog without adding the...

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RuntimeException: Unable to instantiate application MainApplication

Hello i trying to create an app for ios and android in xamarin! The app is running on ios! But when i try to start the app on android i got this error: [AndroidRuntime] java.lang.RuntimeException:...

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nothing loads in a workbook

I am using: xamarin workbooks 1.0.0.0 windows 10 visual studio 2017 (I included xamarin plugin) I can not load successfully any workbook. I tried the suggested hyper-v trick but it's unable to connect...

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Java.Lang.NoSuchMethodError

Java.Lang.NoSuchMethodError: no static method "Landroid/text/Html;.fromHtml(Ljava/lang/String;I)Landroid/text/Spanned;" I'm getting this error on Android 6 and older. On Android 7 it works. This is...

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How to get the ViewModel to communicate to the View's code behind file.

I am wondering if someone can point me to best practices of communicating from the ViewModel to the view's code behind. I would guess events/messaging etc but would like some input on it. There are UI...

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How to record 4K with Camera2/MediaRecorder?

Hello, I'm trying to set up my Google Pixel to record 4K video with the following code with Xamarin: recorder = new MediaRecorder(); recorder.SetVideoSource(VideoSource.Surface);...

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Shared aplication problem

Hello. I have trial version of xamarin and I have stuck on tests phase. I spent a few hours on that. I've created "Shared" solution from scratch. When solution is generated I can compile and run on...

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Facebook SDK IOS 10

Hello, I'm trying to connect my app to Facebook. I'm able to connect in the simulator, but when the Facebook is completed I get a crash in the main page : UIApplication.Main (args, null,...

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Xaml Compilation - Object reference not set to an instance of an object

When trying to use XAML Compilation i always get this issue when building: 1> Module: TestApp.dll 1> Resource: TestApp.Page1.xaml... 1> Parsing Xaml... done. 1> Replacing...

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How to set my sandboxed app launch automatically ?

How can I set my sandboxed application launch automatically after startup,I can't find the SMLoginItemSetEnabled function in Xamarin.

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Visual Studio Hyper-V-based Android emulator Ethernet issues

I am trying to use the Visual Studio Android emulator. It does create an Android VM and two virtual switches (one for Ethernet and one for WLAN). Then it proceeds to disable TCP/IP on my physical...

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