Asynchronous calls with sqlite-net-pcl
Hi there, I am using sqlite-net-pcl with Xamarin Forms, and have an app fully working. I am, however, worried that I am potentially using asynchronous commands (or not using them) incorrectly. I followed the guide here: …
c# winforms how to save information in a listview
I am making a stock tracker type application for a friend so that she can track the stock she sells, ive created a listview, the list has 5 columns ID, Name, Date, Items and Price. so far she can input the data into the list using the input boxes ive…
Xamarin ContentView, passing parameter to ViewModel
I'm learning Xamarin and was wondering if the ContentView is the right way to achieve the following : I have a set layout for some news items (which I have currently in a ContentView. The ContentView is basically a CollectionView, with a template for…
ERROR: System.Xml.XmlException: 'Name cannot begin with the '<' character, hexadecimal value 0x3C
This is a MSDN question asked by Noahi23, the source is ERROR: System.Xml.XmlException: 'Name cannot begin with the '<' character, hexadecimal value 0x3C. Whenever I try to send a POST request to my API it gives me this error in my WPF application.…
C++/CLI How to Display Ram Info in GB
private: System::Void button2_Click(System::Object^ sender, System::EventArgs^ e) { ManagementObjectSearcher searcher("select * from Win32_Processor"); ManagementObjectSearcher searcher1("select * from Win32_VideoController"); …
HTTP Call to SQL Database - Error 'contentReceived' does not match memory scopes
Hi There, I am using the Microsoft Bot Framework composer to make an API call via HTTP to Mockapi resource. There is an open API on the other end. The HTTP call works fine in the Browser. But when I run the bot and the HTTP call is executed, I am…
How to migrate App Service to an Azure Function?
We want to change App Service to an Azure Function but we have old apps that point to the .....azurewebsites.net url. How can we do this and preserve the current url of the app or redirect from the app service link to the new azure function endpoint.
something about vs2019's web service
i want create a middleware between winform and xamarin, so i must bulid a middleware by web service. i have add and setup iis , a new web application, but i can not find "web service" item on the right-key list that after right key on the…
I would like to set the AddMicrosoftIdentityWebApp based on the request url (B2E, B2C) type to achieve authentication in Statup.cs
he code we are trying in ConfigureServices(IServiceCollection services) method in Statup.cs //Based on request type the code should pick the configuration needed…
Using Combobox Interaction.Triggers add many seconds when changing DataContext
Would anyone have any advice as to why adding Interaction.Triggers onto my comboboxes make changing the Grids DataContext really slow? Like adds about 1 second per trigger event so with 8 comboboxes needing Interaction.Triggers it takes about 8 seconds…
Logging CRUD operations ASPNET Core, AspNetUsers, AspNetUserRoles
Hi, I want to log and create UI where logs of CRUD operations could be viewed. It can be which user updated what fields or columns The Users are ASPNETUSERS Can we get such logging ? I am using EF ASP.Net Core MVC Thanks, Regards.
I can't create a LaunchScreen.storyboard without getting a "Something went wrong" error.
I'm bringing this across from https://forums.xamarin.com/discussioncomment/426571#Comment_426571, because I still don't have a solution after two weeks. I'd love to publish this before Christmas! I code on a 64-bit acer laptop in VS 2019 which is…
One or more reference(s) to type 'UIKit.UIWebView' still exists inside 'Xamarin.Forms.Platform.iOS
Hello, I'm working on a fix for our Xamarin application to prevent blocking due to UIWebView deprecation. Before the start I had tried to add --warn-on-type-ref=UIKit.UIWebView and build. So, "warning MT1503: One or more reference(s) to type…
I have issue with while column of datatable is false in columndef
Hi, My issue is when I set false in datatables "visible": @(User.IsInRole("Admin") ? "true" : "false") when it is false it throws error while editing the model from edit.cshtml since automatic null value…
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TapGestureRecogniser does not work inside a ListView ItemTemplate
I have an Android 9 Xamarin Forms app (no iOS) in which I'm binding a ListView to an ObservableCollection<Comp>. Inside each Comp instance is another ObservableCollection<CompEvent> (sporting events within a competition) and everything works…
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In Xamarin,when I follow the official website tutorial, there is no AXML file in the layout folder of the new Android project I created, only XML file. Why?
When I follow the official website tutorial, there is no AXML file in the layout folder of the new Android project I created, only XML file. Why? I use VS2019
Restrict remote access by mistake in credentials
Hi. Is there a way to restrict access by minutes / hour to users every time they make a mistake while typing their username and password? all this by remote access in windows. I have read that it can be restricted by ip / Mac, but wanted to find out and…
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Xamarin.Forms with WebView and xslt Transformations (Visual Studio for Mac)
I am using latest Visual Studio and Xamarin.Forms 5.x and I am trying to port my Visual C++ MFC application over to Xamarin.Forms. I am hoping to create a MacOS / iOS version. I stumbled over this rather old discussion about my question. But the link…
HttpClient.PostAsync - System.Net.Http.Formatting exception
I am running a .NET Standard 2 project. I have added the Microsoft.AspNet.WebApi.Client (5.2.7) package. My call to HttpClient.GetAsync are working fine, but as soon as I try HttpClient.PostAsync, HttpClient.PostAsJsonAsync (or event the PutAsync…
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Navigation.PushModalAsync() does nothing
Hello, I've a Shell-based XF app and upgraded recently from 4.6.0.847 to (currently) 5.0.0.1931. On some page, I handle a tap event like that: void OnEditClicked(System.Object sender, System.EventArgs e) { // Additional…
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