Hello friends,
I am working on a Blazor Server application. I would like to upload an excel file, consisting of a couple of columns. (ReferenceId-guid, Order Date-datetime, Product Code-string, and Product Description-string) This excel file roughly has 200000 rows of data.
I am gonna use...
Hello friends,
I am working on a Blazor Server application which is running on production for a while. There is an Orders table, user can insert records. Here is the table structure;
USE [InventoryManagement]
GO
/****** Object: Table [dbo].[Orders] Script Date...
I work on .net core 6 vs 2022 i see function have telement
but i don't know what this mean
can you show me please ?
and when use it
are there are any thing best from using telement or more general
What I have tried:
public List<TElement> SQLQuery<TElement>(string sql, string...
I work on Web API c# web app . I face issue I can't login success although I have same username and password .
when make break point on websecurity.login then trace it jump to ModelState.AddModelError
so are there are any settings remaining or some configuration not done .
public JsonResult...
Hello, I'm doing a windows form project, in this project, when I subtract the entry date from the end date, I reflect the result to a column named remaining usage. What I want in the database is that this remaining usage decreases by 1 every 24 hours
I would like to develop a digital display menu system which doesn't include any ordering feature. Currently I get stuck in handling entity relationship between menu list and menu item. Should I use a mapping table for them? or I can simply handle menu items inside menu list instead of creating...
See code below:
public ActionResult<List<string>> FetchConfig([FromBody] FetchConfigDto fetchConfigDto)
{
List<string> myResult = new List<string>();
_logger.Debug("getting config from database");
try
{...
Hi everyone,
Is it possible to do scaffolding after install our program and run it? Is using powershell right way to go to do this? Or what else can I do?
I need any advice of you.
Thank you.
Hi,
I need to do scaffolding in code. To do this I wrote this method;
public string RunScript(string scriptText)
{
string dir = @"C:\Users\demetsen\source\repos\ScaffoldingInCode\ScaffoldingInCode";
Directory.SetCurrentDirectory(dir);
Runspace...
Hi,
I wonder if it is a good practice to add this line of code to production?
error:
System.InvalidOperationException HResult=0x80131509 Message=The model backing the 'GameContext' context has changed since the database was created. Consider using Code First Migrations to update the...
Hi Team
I need some help in joining three entities using linq, i have one join but the problem i have i am getting a repetion of years, weekNum and day colums with data being incorrect.
public IList<ExtractionViewModel> GetExtractionViewModels(string year, int week)
{...
I'm building a very simple CRUD web-application (ASP.NET MVC) for tennisplayers and the tournaments they can participate.
On a specific page I want to show all tournaments in the database with a title at the top op the page 'All Tournaments' with between brackets the amount of records in the...
Hi, I have an issue with validation messages. I think the problem is caused by 2 post method.
[HttpGet]
[Authorize]
public ActionResult Others(string bid)
{
return View(ret);
}
[HttpPost]
public ActionResult...
Hi everyone,
I'm making a very simple CRUD console application using EF and sqlite.
I have 3 domain model classes, being: Player, Tournament and TournamentEnrollment
public class Player
{
[Key]
public int Id { get; set; }
[Required]
public string...
I'm following a EF Core (beginners) course and there is something I don't understand.
Below you can find the most important classes of a little excercise we got, to get to know EF core and the intent.
public class Student
{
public int StudentId { get; set; }
public string...
i have a problem with Entity. Want to use Entity in DbContext class but it is not working even though I added it to the packages. So when i write the "System.Data.Entity", it turns red. (Error: CS0234)
Maybe Visual Studio doesn't see the Entity package.
Visual Studio 2019 .NET Core 2.0...
Hello All,
I have one query which I wrote in SQL but now i want to convert it to EF and I am finding difficulty on understanding how do I incorporate multiple select statements in EF
SQL Query:
SELECT TOP {count} *
FROM
(
SELECT co.orderid,co.orderStatusId...
I've been trying to launch a .NET Framework web application to Azure, and I can't seem to get it. Every tutorial out there is using, or pushing .NET Core.
This is a basic application using C#, .NET Framework 4.7.2 MVC, and connecting to some REST APIs.
1. When deploying .NET Framework app, do...
I am pretty much new in C# programming and desktop applications development. Still, I have a deep understanding of OOP concepts, patterns etc., because I come from other languages/platforms. What I am interested in, are some guidelines / best practices... I am about to to make an app that will...
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