Clik here to view.
Does anyone know why my CarouselView is not being displayed?
I am trying to display an image slider using CarouselView.FormsPlugin and although I have looked at documentation and watched tutorials I have had no luck in displaying it on my app. I wonder if it is...
View ArticleUpdate ListView XAML Programmatically
I am trying to update a ListView's ViewCell using C# code. Basically I want to Iterate through the listview and change the visibility of certain things within the ViewCell. Here's some pseudo code to...
View ArticleListViewAdapter.IsEnabled android.runtime.JavaProxyThrowable:...
Hello, I have this Crash: Xamarin caused by: android.runtime.JavaProxyThrowable: System.NullReferenceException: Object reference not set to an instance of an object...
View ArticleClik here to view.
HotReload LiveReload LiveXaml [Mac] [Windows] [nuget package] [opensource]
Hi all I want to introduce a nuget package which allows reloading XAML views from Visual Studio on your running app. This package works for Mac too! https://github.com/AndreiMisiukevich/HotReload
View ArticleForms Previewer - 'An exception occurred while rendering the control'
With Visual Studio 2017 (latest rc) - after opening xaml previewer, I am presented with error in the designer 'an exception occurred while rendering the control'. This occurs while trying to view the...
View Articlewhy does ios 'email.compose' cause nullexception when including attachment...
Using the experimental I have this code which sends a gps (track file) via email Works fine in Android but falls over in the appdelegate of iOs with null exception - its definitely the attachment...
View ArticleHow can I make UWP ListView not reset scroll to top on...
On UWP: When my collection sends a CollectionChanged(NotifyCollectionChangedAction.Remove), the ListView scrolls back up to the top of the list. Is there a way to make the scroll position stay the same...
View ArticleWhy Xamarin.Forms provide support for .NET Standard 1 & .NET Standard 2
I have custom control which using .NET Standard 1.0. Recently faced the Xaml previewer issue in VS2019 and to make the control visible in the designer, need to set [DesignTimeVisible (true)] attribute...
View ArticleClik here to view.
Weird error when I compile : IBTool exited with code 255
Hi, using Visual studio comunity version 7.4.1, on Macos high sierra 10.13.3 I got on github a sample of RSS reader : https: // github.com/Mahabali/XamarinRSSFeed when I compile, at first : I can run...
View ArticleI am working on a project where I need to Implement CoverFlow.
I am working on a project where I need to Implement CoverFlow with Three images in left right and centre.
View ArticleClik here to view.
Long label with word wrap doesn't seem to auto calculate height correctly
I have a label within a flex layout that doesnt seem to adjust to the new height of a wrapped label. Is this a bug or am I missing something? This is within a stack layout There is still another full...
View Articleawait HttpClient.PostAsync() reports System.NullReference but...
Hi all, in my app I need to check if user is logged in. We are using Oath2 and I only want to check if refresh token is valid. I do this in OnStart method. I have simplified the code a bit but the...
View ArticleXamarin.forms Pinch gesture to zoom inside a carousel - conflict swipe/pan
Hi, After weeks of try and fix, i was able to have a working pinch gesture on an image inside a carousel page. Now the last problem i have is that the carousel catches the pan gestures on the zoomed...
View Articlehybridwebview crash Android 9
I have issue with hybridwebview. When i use it on android 9 release app crash. I dont know why. Help me!
View ArticleMy problem with the database.
Hi everybody. I'm currently developing a xamarin cross platform app but I have some troubles with database. I have chosen ms sql server as database and I made the connection of the app with the...
View ArticleRead firebase push notification to local
Hi Team, How to Read a firebase notifications to app local no sql db?
View ArticleWhat is the best way to backup/restore files?
Hello I want my users to backup or restore manually a SQLite database file and other data files, what is the best way to do that? My app is a xamarin.forms PCL for three platforms. Thank you for your...
View ArticleApp Data Grows Extensively When Taking Photos
Hi Guys, I'm writing an app that allows the user to take photo's (using Xam.Plugin.Media) and then display them in a list view. I noticed the app data growing with each photo taken. And I'm hoping...
View ArticleSpeech Recognizer error on IOS
I have implemented this code in my APP. https://github.com/dev-aritra/XFSpeech Everything works on android. In IOS, when I run the "_speechRecognizer.GetRecognitionTask ..." instruction, I get this...
View ArticleClik here to view.
Can't detect back button when showing camera screen
public partial class TakePhotoPage { private bool _firstLoading =true;~~~~~~~~~~~~ protected override void OnAppearing() { if (_firstLoading) { TakePicture(); _firstLoading = false; } if (backEvent ==...
View Article