Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,112 questions
Microsoft Q&A
.NET
20,737 questions
Microsoft Technologies based on the .NET software framework.
Content
1 answer
How rendering handling concurrency in razor page from API response?
Hi, I'm following up on all the discussions I've had about handling concurrency errors. 1 - I would like to know if it is possible to handle concurrency errors in a context where I have a DataGrid in edition mode on a line? 2 - I have defined a put…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(316.8, 79%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ES%3C/text%3E%3C/svg%3E)
1 answer
How to create a Splash screen on Andriod
Hi, What is the easiest way to create a Splash screen for my Xamarin project. I can't get it to work. Now my app won't work at all. Some help would be appreciated.
Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,161 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
9,028 questions
asked 2023-10-02T12:34:56.0733333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(201.6, 93%, 29%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMZ%3C/text%3E%3C/svg%3E)
Matthew Zoljan
80
Reputation points
answered 2023-10-02T12:56:21.36+00:00
Olaf Helper
34,291
Reputation points
3 answers
One of the answers was accepted by the question author.
How to get past "To start Android, enter your password"
I just installed VS2019 and Xamarin for multiplatform development. Created a "Blank" project. When I launch Android_Accelerated_x86_Nougat ... which displays a "To start Android, enter your password". How do I get an Android password?
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(272, 12%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EV%3C/text%3E%3C/svg%3E)
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(220.8, 24%, 31%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EST%3C/text%3E%3C/svg%3E)
0 answers
Three material Design TextBoxes inside one MaterialDesignFloatingHintTexbox in WPF
I have a MaterialDesignFloatingHintTextBox which displays a "Date of Birth" hint to my users when it is empty. Here is what I want to implement: the TextBox to display three TextBoxes to the user when clicked in like this, so that my users…
Windows Presentation Foundation
Windows Presentation Foundation
A part of the .NET Framework that provides a unified programming model for building line-of-business desktop applications on Windows.
2,482 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
3,817 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
9,028 questions
XAML
XAML
A language based on Extensible Markup Language (XML) that enables developers to specify a hierarchy of objects with a set of properties and logic.
693 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(16, 56.00000000000001%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMK%3C/text%3E%3C/svg%3E)
1 answer
Azure AD authentication claims returns null in Dotnet core 6.0
Azure Active Directory
Azure Active Directory
An Azure enterprise identity service that provides single sign-on and multi-factor authentication.
16,673 questions
ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
3,585 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
9,028 questions
asked 2023-09-30T14:11:23.1266667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(60.8, 83%, 15%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMS%3C/text%3E%3C/svg%3E)
Mansi Sulodia
1
Reputation point
edited the question 2023-10-02T12:40:17.53+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(115.19999999999999, 10%, 21%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMM%3C/text%3E%3C/svg%3E)
MuthuKumaranMurugaachari-MSFT
16,216
Reputation points
2 answers
EF Core: Map multiple c# classes to DB table
Hello, I have a DB table named JobPosting with 60 columns. I'd like to have 2 c# entities JobPostingFull & JobPostingLite which both reference the JobPosting table. The JobPostingFull class has all columns from the DB, the JobPostingLite class has…
asked 2023-09-30T14:36:07.7+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(124.80000000000001, 68%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESC%3C/text%3E%3C/svg%3E)
Satish Cherian
0
Reputation points
commented 2023-10-02T12:36:00.83+00:00
Satish Cherian
0
Reputation points
0 answers
Multiple app shells
Hi, In app.cs ctor i have condition to move to login through AppShell or to move to main page. It possible to create new app shell and move to main page through this new app shell? Thanks,
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(108.80000000000001, 88%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
0 answers
How to automatically swipe images in gallery
Hi, Please I have 3 images in gallery. Is a way to automatically swipe these images using javascript or CSS? As the image in front swipes to the right, the image on the left should swipe to the right and vice versa. .gallery{width:…
.NET
.NET
Microsoft Technologies based on the .NET software framework.
2,069 questions
ASP.NET
ASP.NET
A set of technologies in the .NET Framework for building web applications and XML web services.
1,641 questions
JavaScript API
JavaScript API
An Office service that supports add-ins to interact with objects in Office client applications.
693 questions
ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
621 questions
asked 2023-10-02T11:42:22.9033333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(150.4, 74%, 24%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDS%3C/text%3E%3C/svg%3E)
Donald Symmons
2,026
Reputation points
asked 2023-10-02T11:42:22.9033333+00:00
Donald Symmons
2,026
Reputation points
1 answer
One of the answers was accepted by the question author.
Display value of DropDownList SelectedItem on a label
Hello, I have been trying to show the value of DropDownList selecteditem in a label but all efforts could not yield desired result. I have a table Data as follows: IdFruits colors1Apple Red2Banana …
.NET
.NET
Microsoft Technologies based on the .NET software framework.
2,069 questions
ASP.NET
ASP.NET
A set of technologies in the .NET Framework for building web applications and XML web services.
1,641 questions
ASP.NET Web Forms
ASP.NET Web Forms
A part of the ASP.NET web application framework that can be used to create ASP.NET web applications.
621 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
9,028 questions
asked 2023-10-02T00:25:37.77+00:00
Donald Symmons
2,026
Reputation points
accepted 2023-10-02T10:27:25.9+00:00
Donald Symmons
2,026
Reputation points
0 answers
How to protect Net.Core server from malicious content uploads by users?
Hi! I have a website where on certain pages the user can (through checks in the controller method): To save (upload to server) text in text fields and to CKEditor. To save (upload to server) images (.jpg) to website through CKEditor and through …
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(3.2, 66%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EVV%3C/text%3E%3C/svg%3E)
1 answer
How to check for null column in a DataRow
I'm using DataTables in 4.7.2, and I have defined a table with 2 columns, Start_Date and End_Date. If the 2nd column has a null value, how can I check for that? Right now I've gotten this far, which abends at runtime: // foreach (DataRow eachrow in…
.NET
.NET
Microsoft Technologies based on the .NET software framework.
2,069 questions
asked 2023-09-26T00:26:22.24+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(278.4, 94%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EC%3C/text%3E%3C/svg%3E)
Coreysan
1,366
Reputation points
commented 2023-10-02T10:17:01.3333333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(64, 85%, 16%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJX%3C/text%3E%3C/svg%3E)
Jiale Xue - MSFT
11,336
Reputation points Microsoft Vendor
0 answers
"Failed to get document because the client is offline" error in Xamarin.Forms project
Here is my code of App.xaml.cs file of a Xamarin.Forms project: public partial class App : Application { public App() { CrossFirebaseCrashlytics.Current.HandleUncaughtException(); InitializeComponent(); …
asked 2023-10-01T17:36:29.6766667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(304, 15%, 39%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ECA%3C/text%3E%3C/svg%3E)
Costas Athan
21
Reputation points
edited a comment 2023-10-02T09:46:29.1666667+00:00
Costas Athan
21
Reputation points
1 answer
Creating a list with two different tables
I have following two tables Employee and file Path Employee - employeeId is primary key with Identity specification EmployeeId FirstName lastName 1 Mario Gonazales 2 Mario2 Gonazales2 3 …
ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
3,585 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
9,028 questions
asked 2023-10-02T06:09:20.51+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(35.2, 50%, 13%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAA%3C/text%3E%3C/svg%3E)
Anjali Agarwal
1,061
Reputation points
answered 2023-10-02T09:34:23.6+00:00
Miguel Fernández Corral
0
Reputation points
0 answers
Maui mobile app using Signalr is encoding hub name in ConnectionData parameter on iOS 17
We have a mobile app in production built using Maui. The server running the api is it connecting to uses .net framework. There are issues connecting to signalR from iOS17 devices. From debug we can see the following: iOS 17 device sets the connectionData…
asked 2023-09-27T11:39:11.9033333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(83.2, 17%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ET%3C/text%3E%3C/svg%3E)
T_TDSi
0
Reputation points
commented 2023-10-02T09:13:22.5266667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(22.400000000000002, 3%, 12%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EWZ%3C/text%3E%3C/svg%3E)
Wenyan Zhang (Shanghai Wicresoft Co,.Ltd.)
22,571
Reputation points Microsoft Vendor
1 answer
HttpListener used on Xamarin.IOS app. "Safari cant open the page because it couldn't connect to the server" error only on iOS 17 devices.
Our project uses the latest Xamarin and our app has a function that creates a HTTP server to store a html and config file, and we use SfSafariViewController to view the contents on the html file. However, after the release of iOS17, this function does…
asked 2023-09-20T06:21:25.29+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(214.4, 7.000000000000001%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EZ%3C/text%3E%3C/svg%3E)
ZNXJH
0
Reputation points
edited a comment 2023-10-02T09:11:01.59+00:00
Wenyan Zhang (Shanghai Wicresoft Co,.Ltd.)
22,571
Reputation points Microsoft Vendor
0 answers
how to remove realm database used in swift iOS in .NET MAUI?
Hello, I rebuild iOS app using .NET MAUI. There was data stored in realm database in iOS app. In MAUI, i want to remove it because it's no longer needed. Is there any way to do that? Thanks
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(304, 93%, 39%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ENP%3C/text%3E%3C/svg%3E)
0 answers
Is there a way to automate adding the FullText Index to an Entity Framework migration
Hi all; Yes I can add the script to the Migration.Up() everytime I revise my model. But that is fundamentally no different from having a CreateIndexes.sql that I just run in SSMS after creating a DB. Is there some way to declare the full text indexes in…
asked 2023-10-01T21:18:20.5333333+00:00
David Thielen
1,426
Reputation points
commented 2023-10-02T09:03:42.7233333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(291.2, 11%, 38%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EHL%3C/text%3E%3C/svg%3E)
Hui Liu-MSFT
21,611
Reputation points Microsoft Vendor
1 answer
One of the answers was accepted by the question author.
Maui- app.cs write in constructor http call
Hi, I need to write http call asynchronously and i have only constructor their. Is not allowed to make asynchronous call in constructor? Thanks,
2 answers
LINQ and VB 2015 : Select Distinct in Sub-List of Objects...
Hi, this is a simple example about my task. I have a List of Objects, let's say a group of Persons and each Person has a Property which is a List of other type of Objects, let's say Colors. I'd like to get a Distinct List of all Colors kept by all…
asked 2023-09-28T15:16:16.5533333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(16, 9%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMG%3C/text%3E%3C/svg%3E)
Marco Gregori
41
Reputation points
answered 2023-10-02T08:15:57.6133333+00:00
Marco Gregori
41
Reputation points
1 answer
getting the data from two different tables in a list
I have following two tables Employee and file Path Employee - employeeId is primary key with Identity specification EmployeeId FirstName lastName 1 Mario Gonazales 2 Mario2 Gonazales2 3 …
asked 2023-10-02T05:58:07.0766667+00:00
Anjali Agarwal
1,061
Reputation points
answered 2023-10-02T08:14:50.8866667+00:00
JasonPan - MSFT
2,691
Reputation points Microsoft Vendor