Understanding AddTransient Vs AddScoped Vs …?

Understanding AddTransient Vs AddScoped Vs …?

WebAug 29, 2024 · Instantiating view-models in a scope. The view-model is associated to a page by assigning it to the ViewModel property of the page. Here, a DI scope is created by invoking the CreateScope method of the ServiceProvider.This scope is disposed when the page is unloaded which is handled in the Unloaded event handler method. Because the … WebApr 5, 2016 · The main issue IMO is that AddDbContext() always adds the context as a scoped service. This is very useful for the 80% scenario in ASP.NET in … cool betta fish tank ideas WebAddDbContext 實現只是在DI中注冊上下文本身及其公共依賴項。 而不是AddDbContext調用,手動注冊DbContext是完全合法的:. services.AddTransient(); 此外,您可以使用工廠方法傳遞參數(這是回答問題): services.AddTransient(provider => { //resolve another classes from DI var anyOtherClass = provider.GetService ... WebJan 26, 2024 · In ASP.NET Core you can use the simple built-in IoC container or you can also plug any other more advanced IoC container like Autofac. When plugin an external … cool betty mascara WebFeb 5, 2024 · The goal is to construct a DbContext with a connection that uses an access token. The access token is acquired with ADAL (Active Directory Authentication Library). The problem is that acquiring an access token is an async operation. Luckily, ADAL uses ConfigureAwait (false) for its async calls, so it should be safe to do sync-over-async … cool beyonce lyrics Web通过依赖注入,可以实现接口与实现类的松耦合。Asp.Net Core底层设计支持依赖注入。系统中存在的内置服务(Mvc、DbContext等等)的依赖注入和自定义服务的依赖注入。其中内置服务的依赖注入,可以直接调用IServiceCollection的扩展方法(AddMvc()、AddDbContext())。

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