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Minimum Version and Deployment Target are 10.3 and I need to change

Running VS2013 I just updted to the latest Stable Version of Xamarin and latest version of XCODE on my MAC. I am having trouble with the Deployment Target and the Minimum Version. When I try to change...

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Unable to connect to Bluetooth device

I'm trying to connect to a Bluetooth device to receive barcode scan data (Using Visual Studio 2019, connected to an Android device running KitKat OS). I've tried many tutorials and examples without any...

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IMobileServiceSyncTable PullAsync doesn't fill local sqlite local store

Hello, I have a problem using Xamarin.forms android app / Azure mobile app with EasyTables / Azure Sql server database. I implemented the offline database synchronisation using the code below :...

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[Android] Enabling scrolling for a WebView inside a ScrollView

I had this problem a while ago and I didn't found a complete solution for this here in the forum so I'm posting a solution using a Custom Renderer that is very simple and worked very well for me and I...

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Is there any sdk available to scan the Document for PCL project ?

We can use Scanbot. But i want to know if any of the sdk is available to scan the document. If any body knows please suggest your idea. Thanks

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MacOS null reference crash on app start

I'm trying out XF for MacOS just to get an idea about how well it might work for me in the future. I'm stuck on an issue though just trying to get it to run that I don't know how to work around. I...

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SocketAsyncResult.CheckIfThrowDelayedException

Hello there, I posted my application in the app store and I have 1200 uses per day but I have a problem, I get 100-200 following errors per day from my users. What is the reason of this? I have a web...

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MacOS null reference crash on app start

I'm trying out XF for MacOS just to get an idea about how well it might work for me in the future. I'm stuck on an issue though just trying to get it to run that I don't know how to work around. I...

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Disable weekends using Xamarin.Forms.DatePicker for both Android & iOS

Hi, I am trying to disable weekends using the out of the box xamarin forms datepicker. I am trying with custom renderers but am not able to successfully do it.

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iOS - keyboard overlapping entry

I was searching over the Internet but I have not found a working solution for my problem. FIRST SCREEN SECOND SCREEN As you can I have a simple layout with ListView, and below the ListView i have a...

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Why is ZXing.Net.Mobile crashing after camera permission?

Hi all, I am working xamarin.forms app and i use ZXing.Net.Mobile to read QR Code. Application is working greate but although i grante camera permission, it is crashing. When i open application again...

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Disable dates in datepicker

How to disable(cannot access) previous dates from today's date in datepicker. Please help me the answer.

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CarouselView: How to access control inside DataTemplate?

Hi, I would like to access the control lblName on page 2 for example, is it possible? <control:CarouselView.ItemTemplate> <DataTemplate> <Label x:Name="lblName" Text="{Binding...

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How to acces object inside CarouselView Xamarin.Forms

I have a Xamarin.Forms app that displays a ViewFlipper (https://github.com/TorbenK/ViewFlipper) inside a CarouselView. I would like the ViewFlipper to flip back to the front when changing pages inside...

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All views inside CarouselView are null

I have defined a CarouselView in XAML as follows: <?xml version="1.0" encoding="UTF-8"?> <ContentPage xmlns="http://xamarin.com/schemas/2014/forms"...

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Can I call method from MainActivity by using a caller nested in MainPage.xaml

Am trying to access a method which uses android dependencies to check if my device supports bluetooth, so I have a button called Check in my MainPage.xaml, how can I call this method from...

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Is there the Indeterminate attribute for the ProgressBar in Xamarin.Forms?

Hi all, I would like to understand how to create a indeterminate progressbar in Xamarin.Forms since I haven't foud the Indeterminate property. Thanks in advance

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How to capture fingerprint with UareU to database- xamarin.forms

I build a desktop app for my client which capture student's Bio data including fingerprint using U.are.U Digital persona. But now they want a mobile version of the same app. The question is how can I...

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Return value from PushModalAsync

I have a few pages that I'd like to call like functions. As in, I'd like to show the page modally, then do something with a result. Because awaiting PushModalAsync doesn't actually block until popped,...

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OneSignal HandleNotificationOpened redirect the diffirent page

Hello in my project I use OneSignal for notifications. How can I redirect the different page from droid or ios project. I used passing parameter to LoadApplication(new App(bool...

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