In the following code when I want to get sum for sumField I'm getting an error(Can Not Convert From Expression<Func<T, decimal>> To Func<T, decimal>) If I remove the Expression from the groupBy and sumField parameters, my problem will be solved,…
so basically I am trying to piggy-back from this article https://www.c-sharpcorner.com/UploadFile/5357ed/importingreadingexporting-of-csv-file-in-Asp-Net/ so I can add upload functionality into my asp.net page and then customized my gridview to something else. Mainly, I have followed the same code and gave it a…
Faced with a very strange problem. The program on the production server sends a get request to googleapis. I get the error "The underlying connection was closed: An unexpected error occurred on a send." OS: Windows Server 2008 R2 SP1…
I add swagger to my asp.net project. there are a lot of warnings the warning code is blank. so I cannot disable it through 1591. please help me
I have a list which has following result set . public class PrExport { public string pId { get; set; } public string prName { get; set; } public string hId { get; set; } public string hName { get;…
It is my first attempt to run a docker image in my asp.net core 5.0 application. I have added the following configuration in the docker file. FROM mcr.microsoft.com/dotnet/aspnet:5.0 AS base WORKDIR /app EXPOSE 80 EXPOSE 443 FROM mcr.microsoft.com/dotnet/sdk:5.0 AS build…
I'm trying to run a dotnet webapp project in visual studio. When I run pops up a powershell window and it's saying that my application is running on https://localhost:5000 or localhost:5001. But when I try to access it appears: this…
Consider the following program: #include <stdio.h> int main(void) { printf("hello worldn"); return 0; } If I build it with GCC, optimizing for size, and with static linking, and then strip it for further size minimization (maybe): $ gcc -Os -static…
I'm working on a .NET Framework 4.5.2 legacy application. I need the plain ConnectionString of my application, but I don't know how to read it. Unfortunately the Web.config file of the app, does not have a section "connectionStrings". Instead, in…
I am on an Intel chip Mac. When I do dotnet run, I expected the table Player to be created, and the data to be seeded from ApplicationDbContext.cs. I see the table being created, but no data inserted. My implementation…