yuxuac的专栏

------------New projects------------1. dotnet new classlib -n Infrastructure2. dotnet sln add Infrastructure3. dotnet add reference ../application/------------User secrets-------------1. Initia...

更换数据库之后，如果旧的Migrations导致数据库错误，可按照以下步骤重新生成Migrations：1. 删除所有existing migrations（包含：DataContextModelSnapshot）, 直接文件删除就可以。2. 安装要更换数据库DataProvider的nuget package，例如：SqlServer的nuget package为：Microsoft.En...

1. Define a new class, derived from IdentityUserpublic class AppUser : IdentityUser { public string DisplayName { get; set; } }2. In your DataContext, change'public class DataCo...

using System;using System.Threading.Tasks;namespace TestTask{ class Program { static void Main(string[] args) { T1(); T2().Wait(); T3...

using System;using System.Threading;using System.Threading.Tasks;namespace TaskCancellationTest{ class Program { static void Main(string[] args) { Cancellatio...

https://stackoverflow.com/questions/52238171/how-to-run-multiple-tasks-in-vs-code-on-build

基于Db Model->Update数据库Schema：应用migration1：1. 修改你的Db Model2. 执行：Add-Migration migration1 -Context "MyDbContext"3. 执行：Update-Database -Context "MyDbContext"撤销：migration11. 执行：Update-Database ‘...

1. 在.net framework下设置Sqlite密码，访问数据，重设密码，删除密码。using System;using System.Data.SQLite;namespace ConsoleApp1{ class Program { private const string password = "abc.123"; stat...

public class PrintSomethingMiddleware { private readonly RequestDelegate _next; public PrintSomethingMiddleware(RequestDelegate next) { _next = next; }...

https://nblumhardt.com/2016/10/aspnet-core-file-logger/

https://www.codeproject.com/Articles/1209903/Getting-Started-with-Entity-Framework-Core-Databas