.net
6 results found
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C# throw object reference not set to an instance of an object
I got an exception throw 'System.NullReferenceException: Object reference not set to an instance of an object.' when printing a list of objects.
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Asp.net 4.5 : The type 'System.Object' is defined in an assembly that is not referenced
The type 'System.Object' is defined in an assembly that is not referenced. You must add a reference to assembly 'System.Runtime, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a
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[Resolved] String cannot be of zero length. Parameter name: oldValue
The string cannot be of zero length. Parameter name: oldValue. Error throw in asp.net core when replacing string with empty.
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Read configuration value from appsettings.json in ASP.Net Core
In the Asp.Net web app or API to read config keys is very necessary. In this article, I will introduce to you the best way to read configuration value from appsettings.json in ASP.Net Core. I hope it will help you easily to learn Asp.net core.
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How to get current url in view cshtml in asp.net core
How to get current url in view cshtml in asp.net core
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The type initializer for 'gdip' threw an exception on linux ubuntu
Error: The type initializer for 'gdip' threw an exception on linux when upload image.