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How to stop iOS location services warning 'Allow "Appname" to access your...

Hi, I am using the Xamarin.Forms.Maps.dll to display a map of a location for a meeting. I don't use the location of the device at any point and have no need to in the app at all. There is no code that...

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system.argumentexception: an item with the same key has already been added

I know this is avery general error, but I suddenly cannot debug my xamarin forms application anymore on my iOS device: system.argumentexception: an item with the same key has already been added any...

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Develop under your Apple developer profile for someone else

I'm using Xamarin forms to develop Android and iOS applications. I'm using my company's Apple developer account to develop the iOS app. When the app is done, we need to give it to the client and have...

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ServiceAccountCredential missing from Google.Apis.Auth package

Hi! Ive created a simple Xamarin.Forms app, and installed the Google.Apis.Auth package, but the class Google.Apis.Auth.OAuth2.ServiceAccountCredential is missing from the package. Anbody know why this...

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Xamarin.Auth Windows Phone Experimental - Deleting an Account results in an...

I was wondering if anyone else has been using the experimental branch of Xamarin.Auth for Windows Phone support. When I sign out from my app I am attempting to delete the account information stored...

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New Xamarin.Forms User Interface Docs, Featuring ListView and Text

We’re excited to announce a new section in the Xamarin.Forms Guides: User Interface! Xamarin.Forms can be used to create native UIs using shared XAML or C#. This new section centralizes existing...

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Is there a way to dismiss Page.DisplayAlert() on background xamarin.forms app?

In regular android you'd save off the dialog and close it on home button pressing. But you're not given a dialog object you can dismiss in Forms. Is there some mechanism to close the dialog after the...

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Is there a way to partially mask an entry field in xamarin?

I would like to partially mask a username field to this format ta*********@company.com. I tried using a converter but it doesn't work. What is the best way to achieve this in xamarin....

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How to change renderers that change with time

Hi Xamarin Experts, Normally, when one creates a custom renderer, BindableProperty is used, and in the custom Renderer, OnElementPropertyChanged is called which alters something in the view. If I want...

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Couldn't copy SQLite DB to iOS folder

Hello everyone. I'm trying to execute data from some sqlite DB, but i can't since it doesn't copying to app's local folder. Looks like program creates new one, empty, so i get an error that "no such...

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Control only on one platform - XAML and OnPlatform

I want to add label (or other element) only on one platform, how achieve that using XAML? I tried: <OnPlatform x:TypeArguments="View"> <OnPlatform.WinPhone> <Label Text="Only on...

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ListView inside ScrollView difference between Android and iOS

This is the code: Content = new ScrollView () { VerticalOptions = LayoutOptions.Fill, Content = new StackLayout () { VerticalOptions = LayoutOptions.Fill, Children = { this.ListOfComments, CommentArea...

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How to Change the background color in Windows Phone ?

How to Change the background color windows phone ? I tried so many properties but no one is working. I used the properties like that ((App.Current.Resources["PhoneBackgroundBrush"] as...

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How to Change the background color in windows phone ?

How to Change the background color in windows phone ? I tried so many properties but no one is working. I used the properties like that ((App.Current.Resources["PhoneBackgroundBrush"] as...

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Graphic problem, layout with searchbar and listview last cell out of screen

Hi, I create a Page with a SearchBar and a ListView, I also implemented this so I'll load new element when reaching the end of the screen. Now it happens that the last element is out of the screen,...

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Android Video Player using Xamarin.Forms

I am trying to get a video player working in my Xamarin.Forms app on Android. I have implemented the iOS version using a ScrollViewRenderer where I add the MPMoviePlayerController (code at bottom, file...

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Binding to Picker Items

Hi, I believe it is not possible to Bind in XAML to the Items property of the Picker control. If this is the case, which is the best approach to populate the Items collection from a ViewModel...

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How to adjust the spacing between two control ?

How to adjust the spacing between controls in page ?

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Really slow build speed with iOS

I've been running into this issue since we started testing on an actual iPhone, not a simulator: the build process seems to hang, for up to 5-10 minutes, without any feedback of the process. After some...

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Draw image at real size

Hi, i've just started with Xamarin but i'm facing a problem i don't understand. I want my app universal, so Xamarin.Forms. I just want to display an image from resource at real size (i mean even if the...

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