Newtonsoft.Json在反序列化int的时候默认将空字符串识别为null，抛出异常。在WebApi的传参中是一个极大的困扰。问题就在于int.parse("")会报错。下面是几种常见的数字转换场景：> JsonConvert.DeserializeObject<int>(“4.5”)失败.> JToken.Parse(“4.5”).ToObject<int>()成功并返回4.> JsonConvert.DeserializeObject<uint>(“4.5”)成功并返回4.> JsonConvert.DeserializeO
DotNet5.0 距今发布已有月余，就在昨天2021年1月12日，又再一次发布了小版本v5.0.2的安全更新。至此，应该说已经相对稳定了，可以实施更新尝尝鲜了。今天就先来检视一遍，DotNet 5.0究竟完成了哪些更新功能。应该有不少同学已经在第一时间就尝试过了吧，还请留言提出你宝贵的心得和经验。一、ASP.NET Core MVC 和 Razor 改进1.新增支持通过模型绑定将日期/时间绑定到 UTC模型绑定现在支持将 UTC 时间字符串绑定到 DateTime。 如果请求包含 UTC 时间字符串，则模型绑定会将其绑定到 UTC DateTime。
Unit TestingThe smallest piece of a software that can be testable is called as a Unit. In Object Oriented Programming languages like C# each class is called as a Unit. Testing each such unit independent of others is called as Unit-Testing. Unit Testing is very important in Test Driven Development (T
This is my fourth post in a series on building multi-tenant applications with ASP.NET Core.A common requirement of multi-tenancy is to partition application services per tenant. This could be something presentational (like the theme-able engine I created in the previous article) or as I'll cover in
https://docs.microsoft.com/en-us/aspnet/aspnet/overview/owin-and-katana/owin-oauth-20-authorization-server
定义ContractResolver ，继承 IContractResolverusing System;using System.Reflection;using Newtonsoft.Json.Serialization;using SignalR;namespace Loveboat.Configuration{ public class SignalRContractResolver : IContractResolver { private readonly Assembly _assembly; private readonly IContr
在vs2017中默认集成了一个铭感信息保存工具，用于保存在开发阶段的密钥等敏感信息。关于Secret ManagerThe Secret Manager tool stores sensitive data for development work outside of your project tree. The Secret Manager tool is a project tool that can be used to store secrets for a .NET Core project during development. With the Secret Manager t
本文将介绍在Entity Framework 7中利用UserManager与RoleManager添加管理员用户角色与管理员用户。项目为.NetCore MVC.方法一：Startup.cs public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory) { loggerFactory.AddConsole(Configuration.GetSection("Logging")); l
In my Entity Framework code first Users' ApplicationUser class I inherit the Identity classpublic class ApplicationUser : IdentityUser{}which results in when I create my Entity Framework migrations a table aspnetusers getting created with a key type ofnvarchar(450) instead of uniqueidentifierWhen I
针对 IPrincipal 的扩展： public static bool ClaimExists(this IPrincipal principal, string claimType) { var ci = principal as ClaimsPrincipal; if (ci == null) { return false; } var claim = ci.Claims.FirstOrDefault(x => x.Type == claimType); return