.net-core

问题 I am trying to build a structure using repository pattern in entity framework core. I have an generic interface and a service for general operations. They simply do CRUD transactions. My interface: public interface IGeneralService<TEntity> where TEntity : class { void Delete(TEntity entityToDelete); void Delete(object id); IEnumerable<TEntity> Get( Expression<Func<TEntity, bool>> filter = null, Func<IQueryable<TEntity>, IOrderedQueryable<TEntity>> orderBy = null, string includeProperties = ""

问题 I am trying to build a structure using repository pattern in entity framework core. I have an generic interface and a service for general operations. They simply do CRUD transactions. My interface: public interface IGeneralService<TEntity> where TEntity : class { void Delete(TEntity entityToDelete); void Delete(object id); IEnumerable<TEntity> Get( Expression<Func<TEntity, bool>> filter = null, Func<IQueryable<TEntity>, IOrderedQueryable<TEntity>> orderBy = null, string includeProperties = ""

问题 I have a situation where I need certain code to execute at a certain time (in my ASP .NET Core project). I know that delaying a task is not a great solution, but this is what I have and I'd like to know how to make it work: async Task MyMethod() { // do something // Create a new thread that waits for the appropriate time TimeSpan time = dbAppointment.ScheduledOn - TimeSpan.FromMinutes(5.0) - DateTime.UtcNow; _ = Task.Delay(time).ContinueWith(async x => await notificationManager.CreateReminder

问题 I am building a bot service to integrate with Microsoft Teams. I am new so I found difficulties to sort things out. Here is the C# code and the string value was the continue token. var convo = ((BotFrameworkAdapter)turnContext.Adapter).GetConversationsAsync(turnContext, "", cancellationToken); 回答1: GetConversationsAsync uses the Get Conversations API. This API must be called many times in sequence in order to retrieve all the conversations a bot has participated in. The continuation token is

问题 I'm trying to set up a CI for my .NET Core 3.1 class library. I created an account at https://travis-ci.org/github and selected my repository containing the code for my class library for a CI build. Travis is successfully watching my master branch for commits, but I cannot get the CI build to succeed. My repository: https://github.com/MintPlayer/MintPlayer.AspNetCore.SitemapXml Target framework: .NET Core 3.1 My latest .travis.yml file: language: csharp mono: none dotnet: 3.1.302 script: -

问题 When I run my angular app I get a CORS, although I've enabled it in my .NET core app, regular http requests seem to work fine, it's just with SignalR I'm having issues. Any suggestions would be much appreciated. Thanks in advance. Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at https://localhost:5001/api/chat/negotiate. (Reason: expected ‘true’ in CORS header ‘Access-Control-Allow-Credentials’). Cross-Origin Request Blocked: The Same Origin Policy

问题 Steps to reproduce: Create a new Web API project Create a UsersController with the following code . [ApiController] [Route("[controller]")] public class UsersController : ControllerBase { [HttpGet("{id:int}", Name = nameof(GetUserByIdAsync))] public async Task<ActionResult<object>> GetUserByIdAsync([FromRoute] int id) { object user = null; return Ok(user); } [HttpPost] public async Task<ActionResult<object>> CreateUserAsync() { object user = null; return CreatedAtAction(nameof

问题 I am new to docker , recently I have installed docker on my windows 10 machine(amd/64). But while using below link I am getting issues. https://docs.microsoft.com/en-us/aspnet/core/host-and-deploy/docker/building-net-docker-images?view=aspnetcore-3.1 As per above link if I try to use image pull command : FROM mcr.microsoft.com/dotnet/core/sdk:3.0 AS build I get below error : No matching manifest for windows/amd64 10.0.17134 in the manifest list entries I tried below steps to resolve this : 1.

问题 Desired output something like: <?xml version="1.0"?> <methodResponse> <params> <param> <value><string>South Dakota</string></value> </param> </params> </methodResponse> How do I use the xml-rpc powershell module to view the response? Perhaps it's possible to "cat" or somehow pipe the result from baidu to something that will print it? Or, put it into an object? PS /home/nicholas/powershell> PS /home/nicholas/powershell> Send-XmlRpcRequest -Url "http://ping.baidu.com/ping/RPC2" -MethodName

问题 We are moving a big asp.net web site to .NET Core Razor pages site. All over the internet there are links that point to our site and we want those links to work after our migration. We will kept the same url format, but without the extension .aspx. Summary, we want our old url: example.com/item.aspx be handle by .net core razor page, as example.com/item 回答1: You could use the URL Rewriting Middleware to remove the ".aspx" extensions. Check the following code: Use AddRedirect to create a rule