how Select by default the first item into the listview xaml??
I have a dynmic list view i want to show the firs item selected by default!!!!! ..
View ArticleLinking issue Android
Hi, I am getting linking issue with the Android build. Error MSB4018: The "LinkAssemblies" task failed unexpectedly. Java.Interop.Tools.Diagnostics.XamarinAndroidException: error XA2006: Could not...
View ArticleUnable to update NeGet packages to v26.02
Use the latest version of VS2017. Start a blank Xamarin Forms project in the simplest form. Go to NuGet to manage packages. 16 v26.02 Android packages need to be updated. Updating results in the...
View ArticleAlternatives to update Stripe
Recently got a notification that the library of Stripe being used was going to become obsolete, for which I need to update them to keep having credit card payments via app. I've been using the...
View ArticleOAuth2Request "ends" when I call request.GetResponseAsync()
I've got a Xamarin.Forms application running against the spotify service, using the Xamarin.Auth library. Right now the user is able to login using the OAuth2Authenticator. Once completed, the event...
View ArticleExtending ViewModels - Good or Bad
I had a lot of ViewModels that reused a lot of the same code over and over again, mostly for listing, adding and editing data in a remote database. So I created the following base view models that...
View ArticleMaking colors.xml file in Xamarin.Forms
Hi, In my Xamarin.Forms app at many places using colors. Is there any to keep those colors in separate file as we are doing in Android, There we are having colors.xml file like this i am looking in...
View ArticleAutomated Build & Deployment for Xamarin Forms App Using Terminal in Mac
Can any one help us to achieve Automated Build and Deployment Using Terminal. Just need set of comments or scripts to make automated the things instead of doing manually.
View ArticleFirebaseApp is not initialized on real devices
Hello! I'm trying to add push notifications in Xamarin.Forms. On Genymotion it's work fine but on real devices i have an error: Default FirebaseApp is not initialized.Make shure to call...
View ArticleHow to build for iOS iPhoneSimulator using xbuild
Hey, I am trying to build a xamarin forms project for iPhoneSimulator. This command works: xbuild OM-App/OM_App.iOS/OM_App.iOS.csproj /p:Configuration=Debug /p:ArchiveOnBuild=true /t:Build But the...
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Implement Schedule Week
Hi guys! I need to create a Schedule Week View for my application, I've tried many different options and still in a dead end, you could see questions within a week. Slider just increase RowHeight...
View ArticleListView with MVVM - TapGestureRecognizer command is not working
I'm using MVVM, I'm finding that trying to detect a row being clicked to invoke a command painful to implement. It would seem that there's no ItemSelected that takes a Command, so I've tried to use the...
View ArticleProblem with 4.8.0.756 Update and Resco
I use the Obsolete Resco Mobile Forms Toolkit in my apps. After updating Xamarin to 4.8.0.756, my app crashes immediately on start up saying the app has had to close down. This happens of devices and...
View ArticleMacOS 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...
View ArticleUrho Spline class is not exists in C#
I need Spline class in Urho and I cannot find it in Xamarin binding version (I'm not talking about SplinePath) https://urho3d.github.io/documentation/1.7/class_urho3_d_1_1_spline.html...
View ArticleBest way to manage services and exceptions
I have a mobile app who consumes a api service. I have a class to manage all the operations (get, post, put) who throws exceptions if the result is not 200. The app was originaly designed to be mostly...
View Article(Liquid) Floating Action Button in Xamarin.iOS
Hi, I'm trying to implement the floating action button from the Material Design into an iOS app. I've stumbled upon the Liquid Floating Action Button from Xamarin itself, but is there a way for me to...
View ArticleHow can i get signing of abi specific packages working again in VS 15.6.0 ?
In our Xamarin Android project we have defined one package per abi (3barmeabi-v7;x86). During the release build of our product we execute msbuild with target SignAndroidPackage. This produces 3 signed...
View ArticleFiring method in the View when a property in the ViewModel changes
Hi all, As the title says I would like to call a method in my View when a property in my ViewModel changes. I was wondering if this is possible to do it by using the INotifyPropertyChanged interface or...
View ArticleUse HockeyApp and App Center (sdk's) simultaneously
Scenario: xamarin.insights will be fully retired at the end of this month The transition from Hockeyapp to App Center is not fully completed I'm trying to migrate gradually to App Center so the...
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