After upgrading to ASP.NET Core 2.1 (.NET Core SDK 2.1.301), you may encounter the following error about encoding: System.ArgumentException HResult=0x80070057 Message='Cyrillic' is not a supported encoding name. For information on defining a custo...
View detailIn .NET Core 2.x, Windows Forms or WPF are not implemented since they are based on GDI+ and DirectX respectively in Windows. In .NET Core 3.0, there is plan to add Desktop Packs which includes UWP. WPF and Windows Forms. However, they will still be Windows-only. In .NET Core applications, you may...
View detailBackground When upgrading Bootstrap to v4.0.0 release, the bundler and minifier doesn’t work properly due to CSS variable is commonly used: :root{--blue:#007bff; About 26 errors will show up in the Error List with the following message: ...
View detailIP Address In ASP.NET Core, Request.UserHostAddress has been removed though that attribute exists in the traditional ASP.NET applications. We can use HttpContext.Connection to retrieve the remove client IP address: var ipAddress = HttpContext.Connecti...
View detailThe identity system in ASP.NET has evolved over time. If you are using ASP.NET Core, you probably found User property is an instance of ClaimsPrincipal in Controller or Razor views. Thus to retrieve the information, you need to utilize the claims.
View detailIn ASP.NET Core, we can easily use user secrets to manage our password or credentials. This post will summarize the approaches we can use after the websites are deployed into Azure.
View detailIn traditional asp.net applications, Server.MapPath is commonly used to generate absolute path in the web server. However, this has been removed from ASP.NET Core. So what is the equivalent way of doing it?
View detailContext When I followed OpenIDDict refresh flow sample, I constantly got the issue “The refresh token is no longer valid”, which is returned by the following code in my authorization web api controller: result.Content = new OpenIdConnectResponse &...
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