Programmatically determine memory used by app?
To help monitor/track down memory leaks, we need to know what memory our app is consuming. This is for a Xamarin.Forms app; currently we're only running on Android, but will be on iOS in the future. I...
View ArticleCannot run iOS simulator for iOS 11.1
Since a few weeks now I haven't been able to deploy and execute apps on iPhone simulator running on iOS 11.1. The problem seems related to XCode or, possibly, MacOS because I get the same error when I...
View ArticleCarouselPage binding
I haven't used the CarouselPage before and I cannot get the binding for the children pages to work. I have something like this: ` <?xml version="1.0" encoding="utf-8" ?> <CarouselPage...
View ArticleiOS XAML previewer not working with VS Mac 7.3 (build 979)
Since I upgraded, two days ago, to the latest version of Visual Studio for Mac the XAML previewer no longer renders for iOS (Android still works), This is the stack trace it renders instead:...
View ArticleXamarin Forms Bluetooth
Hi, I am trying to create a Portable Class library Xamarin Form project in which I need to use Bluetooth of the device to communicate with HC-05 Bluetooth module using serial communication. I want the...
View ArticleAndroid Instant Apps
Is Android Instant Apps supported in Xamarin.Android ? and if not is there any plans for supporting it in the future
View ArticleHow to handle OutOfMemory Exception in xamarin.android
Hey I am new to Android I am resizing a Bitmap, for this when I create a blank Bitmap with a high resolution, it throws OutOfMemory Exception. How to deal with this. public Bitmap...
View ArticleInspector thinks AVD is a physical device and will not load
I'm using the Android SDK emulator with a x86 system image and VS 2017. When I try to use the latest version of the Inspector I get an error launching it; "Inspector is not supported on physical...
View ArticleAccess a viewmodel method from a custom viewcell
Hi Guys i'm trying to implement and learn MVVM the best I can, I'm tripping over on how to do this, I have a listview which is bound to a List contained in my pages view model of the type: public class...
View ArticleArrrrghh another update problem
I installed the latest update, now I get the error XamarinShellPackage did not install correctly and my project will no longer load (says it is incompatible). This is with VS2015 Pro also updated to...
View ArticleRun double async tasks at the same time
I have one Async Task that execute in ContentPage A, and another Async Task that execute in ContentPage B. Both of the content pages I gathered them in TabbedPage. How to execute both the Async Tasks...
View Articlelistview item selected disable
I have a custom cell in my listview. Each cell has a bunch of buttons and images which have tap events. Sometimes when I click outside of image or button in cell, the row gets highlighted. Is it...
View ArticleHow to use webservice async?
I 'm developing a program using webservice. Data is given asynchronously. (refer TodoASMX ) Program sources are shown below. how to use task and await? Webservice [WebMethod] public userInfo...
View ArticleForms Custom Renderer in Android Bottom Half Clipped
I am trying to write a custom renderer in a Forms project for an Entry which features text above the entry. But my custom entry cuts off the bottom section of the entry. The border actually draws...
View ArticleHelp with Components folder
Hello. I have a problem. After reinstalling Visual Studio 2017, the Components folder does not display in the Solution Explorer. Is it possible to manually enable the Components folder? Im start blank...
View ArticleXamarin.iOS Build for Devices is taking too long
Hi fellows, I'm having several issues with build time for iOS devices (not for the simulator). A build is taking about 5 minutes or more! I'm using the latest version of Xamarin Studio (6.1.3 Build 19)...
View Article"No Updates Found" error when attempting to install Visual Studio Updater 1.7
Hi, just as the title, I'm getting an error of 'Error - No updates found' when attempting to install Visual Studio Updater 1.7. The error occurs when clicking 'Restart and Install Update. Other updates...
View ArticleHow trigger the DateSelected event of DatePicker only if the user tap on...
Hello, How trigger the DateSelected event of DatePicker only if the user tap on "Done" on iOS? Currently the event is triggered if you change the year, month or date Best regards.
View ArticleOpen start form and close all other Forms
At the start of my project I open a Dashboard form, each time I am calling other forms with the Navigation.PushAsync. But when the User logs out I want to close all forms and stacks and open my...
View ArticleVisual Studio 2017: This propertyis not valid when the SDK is not installed.
Suddently im getting this message everywhere on visual studio. I cant even close it (File/Exit), I cant access to any options menu What is this? i think at some point my pc has shutdown when a Visual...
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