Content
showing picker inside a listview
Hi all, I am working with the ListView where my requirement is to show a picker inside it, but I am facing an error like this System.ArgumentNullException: 'Value cannot be null. Parameter name: element' for more information, I have shared a code in…


Accessing on-premise Dynamics v8 via OData using RestSharp/System.Net.Http
Hi there! I'm trying to access data from our on-premise Dynamics (v8) via OData WebService using RestSharp / System.Net.Http but in this case i'm kind of stuck. I fiddled around a couple of days now and the problem seems to be somewhere around the…


How to set Cipherspec preferences for .NET Core applications on Linux
On Windows we can edit Windows Group Policy to set the cipherspec preferences. But how do we achieve the same on Linux for .NET Core applications
Creating a TCP Server in IIS
Hello Everyone, We are working on a project which involves remote devices and the end user via a media player to send & receive command messages in order to retrieve and watch video footage (MDVR). Can you advise wether IIS can be the gateway…


Xamarin.Forms WebView and Shell Tabs
I am using WebViews in Shell Tabs. Sometimes, I set the Source for the webview if it's the current tab. Other times, I set some properties in the webview, do the Shell navigation, and set the Source in the page's OnAppearing. A lot of the time, the…


How to prevent additional swipe being required on Buttons on Android when using Talkback and a custom renderer?
Where custom renderers are used for Buttons on Android, with renderers derived from Xamarin.Forms.Platform.Android.AppCompat.ButtonRenderer, users who use Talkback have to do an additional swipe to move the accessibility focus from one Button to another.…


How to prevent accessibility focus going behind a Rg.Plugins.Popup when running on Android?
When using Rg.Plugins.Popup, if an Android user is using Talkback, the accessibility focus can end up on Views that are behind the popup. Has anybody found a way of preventing this (e.g. is there a way of identifying the popup or the topmost View in the…


Xamarin: How to keep persistent data with Observable collection?
Hi All, I am using a simple Observable Collection to store list entries in my notepad app. I have ICommands to add and remove entries from the List. public ObservableCollection<string> ListItem { get; set; } public string Items { get;…


App Center vs App Dynamics
We are investigating better logs options for our xamarin forms app. Right now we have App Center all set up and everything, but I've been asked to investigate AppDynamics too: https://www.appdynamics.com/ Has anyone used it? Are there benefits over…


Xamarin Android Scoped Storage for External storage
Since setting our targeted Android version to 10 and switching to AndroidX libraries, we have been on the search for a proper Xamarin example showing scoped storage writeup for (read/write/replace) when dealing with images using the MediaStore. Only…


Is there a way to specify a universal exception handler for SignalR client message handlers?
I am using the C# SignalR client library, and I caused an exception inside one of my message handlers. (Oops!) I noticed that it silently abandons the handler. Is there any way to specify a general exception handler for when a given delegate fails to…


Changing HTML controls to be Compatible with ASP.NET code
I have imported a page from a HTML template into an VB.NET asp.net web form. However, I've found out that the controls in the web form are different then those that can be dragged in the toolbox. What this means is that there is no VB.NET server-side…
What version of Xamarin.iOS is included with Visual Studio 2019 16.8?
I'm currently using Visual Studio 16.7.7 which has Xamarin.iOS 14.2.0.12, and Visual Studio for Mac 8.7.9 with the same Xamarin.iOS version. I'm looking into updating on behalf of my whole development team. While reviewing release notes, I'm having…
Does the .NET HttpWebRequest class support OCSP stapling?
We're looking to configure our .NET application to use OCSP stapling.


Entry focus Not nice placed
Hello everyone ! Thks for reading this post and maybe find a solution to my problem. In a Xamarin.Forms Project, in one of my views, i added an entry as a search bar and i want this entry pass over a grid. Here is my code <Grid> …


linq select without creating xelement
I got a problem with Linq while using select to read out fields from a csv file. The program should read out the csv file and write it as a xml file in a specific form. I cannot get it to work the way i like. string[] source =…
Azure Static Web APP for Blazor CI build error after update to Net 5.0
After updating my Blazor Webassembly project to .Net 5.0 I get an error in the CI build: ... Microsoft (R) Build Engine version 16.8.0+126527ff1 for .NET Copyright (C) Microsoft Corporation. All rights reserved. Determining projects to…


UpDate package did i upload to NuGet.org
I uploaded a package through the NuGet website from a file on my computer, and I published, updated the package on my computer - how can I publish the package with the updated version? I have not seen the "Update Version" option on the site?


HttpWebRequest.ProtocolVersion - how do I set it to try 1.0, then 1.1 (or vice versa)?
We have a commercial library and some of our customers need HttpWebRequest.ProtocolVersion=HttpVersion.Version10 and some need HttpWebRequest.ProtocolVersion=HttpVersion.Version10 Is there a way to tell it to try both? Or do I need to add a…


Xamarin Custom Build Configurations
I'm trying to create a new build configuration that is an exact copy of my Release configuration with an additional compilation symbol added. I want to do this so that I can do a release build that loads a different configuration file for a testing…

