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Binding property not found on ... some times

Hello , I'm new to xamarin, i've been codiging several versions, in all the versions i do the binding inside a stacklayout , like this ; BindingContext="{Binding NewDonner}" , some times the binding...

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Automatic expandable editor

Basically I want an input field, which expands whenever the user puts too much text in it. There are several approaches out there trying to achieve this. The problem exists in web developement too and...

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How to show the saved picker value on page reopen ?

Hello All, I am using picker property for showing all the "States" and on selection I am saving those values on application current properties like below: List stateArray = new List { "AL", "AK", "AZ",...

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Xamarin.forms OnPlatfom

Hi i would like to do something like this: <StackLayout Padding="15,0"> <OnPlatform x:TypeArgumets="View"> <On Platform="iOS"> <Label Text="ios label" /> </On> <On...

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Using Webservice does not fill ListView or Picker

Hi Guys, Hope you could explain, what I'm doing wrong. Working on this since 2 days and it feels like I'm getting depressive . My Webservice is doing fine. When I start the debugger I see, that my...

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LiveXAML - ability to develop your app in runtime

Hello, I had already posted here about two months ago. At the time, the name of my product was "Xamarin Forms Live" But due to branding issues I had to rename it to LiveXAML, which to me is an even...

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Let's talk performance

As we continue to release performance focused features and fixes, and build processes around performance, I want to have a thread dedicated to those items. Our public roadmap itemizes the feature work...

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How to set a logo for our xamarin Apps?

is we can set any format of images as logo of the App

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Xamarin.auth crash.

Hi everybody. I am trying to use xamarin.auth in a cross-platform application through a pageRendered and it connects with Facebook fine, but when come back, it crash. This is the call to the...

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How can we load an Image from the phone when click on a Button control?

How can we upload an image from phone to the specific folder in the project.Is it is possible to upload an image from phone on a button click.Solutions Please~~~~

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Is it possible to display UILable in Xaml page in Xamarin.Forms?

Is it possible to display UILabel in Xaml page in Xamarin.Forms? I take UILabel in ios project,but i want to display this label in xaml page..plzz share your answer.. example: UILabel label=new...

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ListView ViewCell Android ContextMenu Type

Hello, Does anyone has any idea what type, theme, style or whatever is the ContextMenu which opens as ContextMenuAction when pressing an item in a listview? Is it a PopupMenu, Toolbar, ActionBar or...

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How to create Flyout Menu like UWP?

I have a ListView, I want to create a Flyout Menu like UWP Native. How to create Flyout menu exactly at Item Selected of ListView.

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How to change Entry cursor color in Xamarin.android

Hi everyone, In my application need to change xamarin.android entry default color. In my application background image is black and default color of entry in xamarin.android also same color, so need to...

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The "xamlCTask" task has been declared or used incorrectly

The "XamlCTask" task could not be instantiated from "C:\"MyPath"\Documents\Visual Studio...

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How do you use jamesmontemagno's Xamarin.Plugins Settings?

I cannot find any sample code or instructions on how do use this plugin. All it says in the readme is: "Open up Helpers/Settings.cs in your PCL for directions on how to use. *" What does that even...

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Stacklayout inside a Scrollview

Hi, I have one stack layout inside scrollview. At run time, i am adding item to stack layout. When i am adding 1st time to stack layout, it's takes 100% height and there is no scroll. After adding 2nd...

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App crash when set BackgroundImage in Xamarin.Foms

I creating an app on Xamarin.Forms. When I set background a page by BackgroundImage="background.png" it's crash when load that page on real Android Device (Samsung J7 Prime). But's it work fine on...

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Strange error "MenuItem does not contain a definition for CommandParameter"

I follow the example of ListView Context Actions https://developer.xamarin.com/guides/xamarin-forms/user-interface/listview/interactivity/#Context_Actions to use swip-to-delete feature <ListView...

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Push Notification for both iOS and Android

Hello, I have a custom API running on my server and I want to show notifications to user based on data from the API. I have read other posts as well, But almost all of them use azure or firebase which...

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