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'Resource.Style' does not contain a definition for 'Main.Theme'

Getting this error while trying to use xamarin live player. Any ideas how to solve it?

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Firebase Phone Authentication for Xamarin Forms

Firebase has made a solution for mobile phone authentication but there are no examples on how to implement it. I have managed to get email authentication working but nothing for Phone. I tried using...

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New Simple WebView plugin for Forms

Hey guys, Time and time again I seem to be repeating myself in generating custom renderers for customers who wish to have a "Hybrid" applications built on the Forms framework. Many of you will already...

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ATTENTION."Package restored using NETFramework v4.6.1, instead of project...

How do I solve this warning, which I believe is causing my application to crash on start. I can not change my project target framework to .NETFramework version v4.6.1 because it is not an option, the...

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Flexlayout with itemtapped mvvm

Hi I have been learning about flexlayout and I have seen few samples with custom flexlayout with itemsource and binding to a collection. I am building a form (wraplayout square tiles) that has a...

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Trigger Change inside ObservableCollection

Hello Everyone I have ObservableCollection of an object e.g ObservableCollection, inside user I have an object e.g Car and a bool property. The collection is bound to a listview and I would like to...

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Using iOS packages in Xamarin.Forms

Hi, I am trying to use an iOS package only and an Android only in Xamarin.Forms. But I can't figure out how. To be more specific, I want to use Firebase Phone Auth in my Xamarin.Forms project for both...

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Xamarin.Forms.Map + Google route

Hi, I'm looking to compute the route between 2 locations on a map. On Android, we can use GooglePlayService to find the shortest route...

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Xamarin Forms Android showing Tabbed Page inside Master Details Page is...

In my Xamarin Forms application I am having Tabbed Page as first Detail page of Master Details Page. So, while running my Droid application it is showing empty blank screen for few seconds and after...

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Xamarin.Forms - protection against rooted devices

Hi, we have a Xamarin.Forms application (iOS and Android) and want to protect the app against rooted devices. Any suggestions for articles specifically targeting Xamarin.Forms? Thanks.

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How to auto upper-case text for Editor/Entry in Xamarin Forms in iOS 11.4

Hi guys, In iOS version 11.2, I used this code to set auto upper-case text. It run OK. *In Xamarin.Forms: public static readonly BindableProperty HasAutoUpperCaseTextProperty = BindableProperty.Create(...

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[Beginner] Is Xamarin a viable choise for the development of AR apps?

I hope this question is not too out of place here. I'm a beginner developer with zero experience on Xamarin. I did a course on Java and Android Studio and now I'm doing an internship at a company that...

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Broken master detail on iPad

Hello. I have just downloaded from this page https://github.com/xamarin/xamarin-forms-samples/tree/master/Navigation/MasterDetailPage code to create a master-detail page. When I run this code I have...

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Dependency Injection Errors in Xaml Previewer

Hi All, I'm getting exceptions when tying to preview my xaml in the designer preview (I'm using VS for Mac, and have the same issue with Windows). I know the Cause, but not sure how to resolve it. In...

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The VS2017 and .forms update thread...

Hi all I have to update my whole dev environment (VS2015 -> VS2017) and also the whole Xamarin stuff in the next time and yes... really fear that Actually, there are a lot (too much) of "releases"...

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Seperator lines in TableView

How do I remove the separator lines between each ViewCell in a TableView I've created this little demo page illustrating the problem: <br /> <?xml version="1.0" encoding="utf-8" ?><br...

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Failure [INSTALL_FAILED_VERSION_DOWNGRADE], can not deploy Android app

Hello, in my solution, I can not run the project on my Android phone. Can not deploy the solution because of the error : Failure [INSTALL_FAILED_VERSION_DOWNGRADE]. How can I solve it?

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Post Data to Web API

My API : [HttpPost] public IHttpActionResult CheckLogin(LoginModel model) { // TO DO } Test Success in PostMan : http://localhost:50566/api/LoginAPI/CheckLogin Data Post : { "UserName" : "abc",...

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I want to increase the size of my FontAwesome icons

I am currently testing on Android. I want to put a FA icon in my button but when it appears it is far too small. So I try to set a FontSize style, but this does not make any difference. What am I doing...

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Iconize plugin for Xamarin.Forms - Easily add icon fonts to your projects

I have just published to nuget and github a series of plugins to easily add icon fonts to your projects. Currently only Xamarin.Android, Xamarin.iOS, and Xamarin.Forms (minus WinPhone) are supported....

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