Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,549 questions
1 answer
How to save multiple files to database with Blazor server?
I want to save to database table fotoblock multiple files (photos) at once. But this code allows to save different photo names, but the same photo file multiple times (first photo that was selected). How to save all photos, which were selected by…
asked 2021-08-26T06:58:23.023+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, 62%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ED%3C/text%3E%3C/svg%3E)
Decompressor
81
Reputation points
answered 2021-09-01T02:08:13.113+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, 78%, 15%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EFX%3C/text%3E%3C/svg%3E)
Fei Xue - MSFT
1,111
Reputation points
0 answers
Does Azure AD B2C support v2.0 endpoints?
According to this documentation, the Blazor project templates use v1.0 endpoints, but they can be upgraded to v2.0 by making the change shown. However, this documentation is talking about Azure AD, not Azure AD B2C specifically. I tried to follow…
asked 2021-08-26T10:08:28.503+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(48, 16%, 14%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EO%3C/text%3E%3C/svg%3E)
Olive
1
Reputation point
commented 2021-08-31T20:14:40.627+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, 81%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMT%3C/text%3E%3C/svg%3E)
Marilee Turscak-MSFT
36,811
Reputation points Microsoft Employee
5 answers
One of the answers was accepted by the question author.
Blazor server desktop MacOS
How does one create a Blazor Server app with the server running on a MacOS desktop. It does this automagically within VS, how do I create a redistributable app that a person can install on a MacOS, Windows or Linux Desktop? Not talking about a…
asked 2021-08-04T17:46:43.72+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(252.8, 62%, 34%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAB%3C/text%3E%3C/svg%3E)
Andrew Broughton
96
Reputation points
accepted 2021-08-31T16:12:52.39+00:00
Andrew Broughton
96
Reputation points
3 answers
One of the answers was accepted by the question author.
Using Blazor, AD B2C and API Manager
Hi, I am using Azure AD B2C to secure my Blazor app and API’s. I have APIM fronting a set of Azure Fuctions. I can authenticate the user ok, using the MsalAuthentication class (well, the builder.Services.AddMsalAuthentication method). As it…
asked 2021-03-24T13:25:15.267+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(99.2, 15%, 19%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EGA%3C/text%3E%3C/svg%3E)
Graham Allwood
306
Reputation points
answered 2021-08-31T16:12:25.193+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(70.4, 34%, 16%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EY%3C/text%3E%3C/svg%3E)
yassen
1
Reputation point
1 answer
One of the answers was accepted by the question author.
Blazor page name conflict with controller
I'm seeing some odd behavior creating a client-side Blazor app with a web api. It appears you can't create a page with the same name as a web api controller. In particular, I create the project with Visual Studio 2019, selecting the "Blazor…
asked 2021-08-26T23:48:41.767+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(73.60000000000001, 63%, 17%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EGA%3C/text%3E%3C/svg%3E)
Greg Arzoomanian
46
Reputation points
commented 2021-08-27T16:57:23.277+00:00
Greg Arzoomanian
46
Reputation points
0 answers
Unable to host blazor Webassembly authentication app in IIS
I've created blazor webassembly app : using visual studio 2019 new project => blazor webAssembly app => Authenticatin type : Individual accounts checked Asp.Net hosted check box I did not…
asked 2021-08-17T12:39:46.95+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(38.4, 20%, 13%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESI%3C/text%3E%3C/svg%3E)
shaker ismaeel
1
Reputation point
commented 2021-08-26T01:21:37.977+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(310.4, 77%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EFU%3C/text%3E%3C/svg%3E)
Farid Uddin Kiron MSFT
456
Reputation points Microsoft Vendor
1 answer
One of the answers was accepted by the question author.
multiple "tables" on a single blazor page
I currently have a web page with a jquery datagrid, multiple child divs on the right, and a tab control below the grid with 6 tabs, each tab shows data from a different table. When a row in the data grid is selected all of the child divs and tabs…
asked 2021-08-20T23:22:08.397+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(249.60000000000002, 9%, 34%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDH%3C/text%3E%3C/svg%3E)
Dan Henderson
31
Reputation points
commented 2021-08-21T14:46:37.99+00:00
Dan Henderson
31
Reputation points
0 answers
keyboard shortcut using blazor
Hi, I want to create aKeyboard shortcut to ease up users process. I create it already in jquery and also working right now. but when I click on n it navigate to notification page and also when I am tying in textbox then it also navigating so I…
asked 2021-08-20T13:07:33.62+00:00
Prathamesh Shende
381
Reputation points
commented 2021-08-21T06:49:08.25+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(73.60000000000001, 90%, 17%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EZL%3C/text%3E%3C/svg%3E)
Zhi Lv - MSFT
32,141
Reputation points Microsoft Vendor
2 answers
One of the answers was accepted by the question author.
Blazor Wasm Multiple HttpClients
I am trying to figure out how to define multiple http clients for my Blazor app. I have an client defined for my Blazor API, now I need a couple more for 3rd party resources. I don't see how to "name" them so that I can request them at in my…
asked 2021-08-19T20:34:09.55+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(230.39999999999998, 28.999999999999996%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMH%3C/text%3E%3C/svg%3E)
Matthew Holton
331
Reputation points
accepted 2021-08-20T14:04:03.35+00:00
Matthew Holton
331
Reputation points
1 answer
Item always null in blazor
Hi everyone i create blazor application. this application get data from url but one of this url always is null this is my code : var rev =await…
asked 2021-08-17T08:44:49.5+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(12.8, 24%, 11%)' 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)
mokhtar soholi
41
Reputation points
answered 2021-08-18T12:31:53.637+00:00
mokhtar soholi
41
Reputation points
1 answer
IIS Reverse proxy settings for blazor server
I wanted to link other port's site with 80 port So i setted reverse proxy that pattern like "(example.*)" url rewrite inside IIS to link blazor server with "https://www.site.com/example" but i found that if i do this…
![](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(80, 0%, 17%)' 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)
1 answer
One of the answers was accepted by the question author.
Bug in the documentation page
I am Japanese. I opened the documentation page to study Blazor, but it seems that the Japanese version of the Blazor page is broken. I'm getting 404 errors and split tabs.
![](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, 20%, 39%)' 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)
2 answers
There are other ways to connect to database with Blazor in addition to Entity Framework Core?
I work with WebForms currently and all the access to SQL Server database is based on stored procedures to CRUD operations with SqlCommand and CommandType.StoredProcedure. I do not 'select' the database directly. All I am reading about Blazor…
asked 2021-08-09T06:29:53.073+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(19.2, 8%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJ%3C/text%3E%3C/svg%3E)
jos3m
1
Reputation point
answered 2021-08-14T02:34:18.963+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(265.6, 52%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EFH%3C/text%3E%3C/svg%3E)
Fei Han - MSFT
306
Reputation points Microsoft Vendor
1 answer
One of the answers was accepted by the question author.
Blazor client in Docker container
I have VS 2019 Version 16.10.1, Docker Desktop Create new project, choose Blazor WebAssembly App (.NET 5.0) Right click project in solution explorer choose Add-> Docker Support and choose Linux Compiles fine and runs when you select…
asked 2021-08-10T12:40:44.533+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(108.80000000000001, 89%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ECY%3C/text%3E%3C/svg%3E)
Claes Ylving
21
Reputation points
accepted 2021-08-11T07:35:09.117+00:00
Claes Ylving
21
Reputation points
2 answers
Blazor Server Side - Authentication without using Identity
Good Day Everyone I'm new on using Blazor Server Application, currently on our company we have a exisiting User/Account database, that all our projects are using, now I have succesfully created a cookie based authentication on my ASP.NET Core MVC…
asked 2021-08-10T14:23:40.88+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(297.6, 30%, 38%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAM%3C/text%3E%3C/svg%3E)
Arnold Mendoza
11
Reputation points
commented 2021-08-11T04:54:49.683+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, 7.000000000000001%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EH%3C/text%3E%3C/svg%3E)
hydeinthesky
11
Reputation points
1 answer
Signalr netCore 5 Sendasync inside an On Event not reaching clients
Hi, here the related code portion that have an issue hubconnection.On<ConsRequest>("Rcv_ConsPatReady", async (ConsRequest item) => { if (item != null) { var c = await service.AddOrUpdateConsultation(item.PatientID, …
asked 2021-08-10T00:30:20.907+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(86.4, 63%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EIB%3C/text%3E%3C/svg%3E)
issam boughanmi
1
Reputation point
answered 2021-08-10T07:39:08.393+00:00
Zhi Lv - MSFT
32,141
Reputation points Microsoft Vendor
2 answers
One of the answers was accepted by the question author.
SignalR with Blazor Progressive Web App & Server - notification on icon desktop
hi, I'm using Blazor with SignalR in a client / server environment. I'm able to send / receive real-time notifications. When I install the WPA client on an android OS , and I send a notification with SignalR , I do receive the message on the installed…
![](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(169.60000000000002, 27%, 26%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJ%3C/text%3E%3C/svg%3E)
2 answers
Editing Without Using a Dedicated Edit Page
In most Blazor WASM CRUD examples editing is performed by navigating to a dedicated page. This is a breakdown of what is the common example I have found after many searches... Initial page contains a grid component Each detail row has an…
asked 2021-08-04T15:55:24.077+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, 34%, 38%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJ%3C/text%3E%3C/svg%3E)
Jamy
21
Reputation points
answered 2021-08-09T09:53:15.997+00:00
Zhi Lv - MSFT
32,141
Reputation points Microsoft Vendor
0 answers
.NET Core creates AspNet tables incompatible with .NET Framework 4.5
From an ASP.NET MVC project (on .NET 4.5) I created a SQL Server database (and security using Microsoft.AspNet.Identity.EntityFramework.) using EF and the Package Manager. So far so good. A few years later, now, I created another project using Blazor…
.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,780 questions
Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,549 questions
SQL Server
SQL Server
A family of Microsoft relational database management and analysis systems for e-commerce, line-of-business, and data warehousing solutions.
13,629 questions
asked 2021-08-06T18:00:15.51+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(16, 38%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBJ%3C/text%3E%3C/svg%3E)
Ben Junior
11
Reputation points
commented 2021-08-09T05:14:40.227+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(76.8, 76%, 17%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EYY%3C/text%3E%3C/svg%3E)
Yiyi You - MSFT
521
Reputation points
1 answer
How to validate form input ONLY if input has a value
I have created my model with an e-mail address like this: [EmailAddress(ErrorMessage = "Please provide a valid E-mail Address.")] public string Email { get; set; } As you can see, this is not marked as Required, my idea is that if…
asked 2021-08-07T21:23:47.523+00:00
Guillermo Perez
26
Reputation points
answered 2021-08-09T02:31:36.657+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(233.6, 98%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERN%3C/text%3E%3C/svg%3E)
Rena Ni - MSFT
2,066
Reputation points