Solved Solutions to computer programming Errors

The 'Microsoft.AspNetCore.Mvc.ViewFeature.Infrastr

.NET 7
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The 'Microsoft.AspNetCore.Mvc.ViewFeature.Infrastructure.DefaultTempDataSerializer' cannot serialize an object of type 'System.Decimal'

.NET 7
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InvalidOperationException: The 'Microsoft.AspNetCore.Mvc.ViewFeatures.Infrastructure.DefaultTempDataSerializer' cannot serialize an object of type 'System.Collections.Generic.List`1

.NET 7
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Entity framework "InvalidCastException: Unable to

.NET 7
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Entity framework "InvalidCastException: Unable to cast object of type 'System.Int32' to type 'System.Decimal."

.NET 7
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InvalidOperationException: The required column 'Ca

ENTITY FRAMEWORK
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InvalidOperationException: The required column 'Categoryid' was not present in the results of a 'FromSql' operation

ENTITY FRAMEWORK
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How to send JSON data in HTTP Request Body to a do

DATABASES
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How to send JSON data in HTTP Request Body to a dot net core Web API using Postman

DATABASES
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Asp.Net Adding Object to Database Error: Collectio

.NET 7
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Asp.Net Adding Object to Database Error: Collection was modified; enumeration operation may not execute

.NET 7
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I cant update Nuget Package in Visual Studio 2022

TECHNOLOGY
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I cant update Nuget Package in Visual Studio 2022 (System.NullReferenceException: Object reference not set to an instance of an object at NuGet.PackageManagement.UI.UIActionEngine)

TECHNOLOGY
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Microsoft.CSharp.RuntimeBinder.RuntimeBinderExcept

.NET 7
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Microsoft.CSharp.RuntimeBinder.RuntimeBinderException: 'The call is ambiguous between the following methods or properties'

.NET 7
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InvalidOperationException: The 'Microsoft.AspNetCo

QUESTIONS
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InvalidOperationException: The 'Microsoft.AspNetCore.Mvc.ViewFeatures.Infrastructure.DefaultTempDataSerializer' cannot serialize an object of type 'System.Collections.Generic.List`1

QUESTIONS
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[91 Error Access] Solve 91 Error problem when usin

DATABASES
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[91 Error Access] Solve 91 Error problem when using Access DB

DATABASES
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How to Deserialize XML into Object in Asp.Net Core

.NET 7
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How to Deserialize XML into Object in Asp.Net Core 3.1

.NET 7
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The name 'Category' does not exist in the current

.NET 5
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The name 'Category' does not exist in the current context

.NET 5
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_context.SaveChanges is not working

ENTITY FRAMEWORK
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_context.SaveChanges is not working

ENTITY FRAMEWORK
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Design Parterns in C-Sharp

C-SHARP
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Design Parterns in C-Sharp

C-SHARP
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RuntimeBinderException: 'System.Dynamic.DynamicObj

.NET 7
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RuntimeBinderException: 'System.Dynamic.DynamicObject'does not contain a definition for 'Modal'

.NET 7
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How to Use Spans in C-Sharp ( Stackalloc, Heap and

.NET 7
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How to Use Spans in C-Sharp ( Stackalloc, Heap and Stack Memory)

.NET 7
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InvalidOperationException: The model item passed i

DATABASES
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InvalidOperationException: The model item passed into the ViewDataDictionary is of type 'System.Collections.Generic.List`1', but this ViewDataDictionary instance requires a model item of type 'Another Model'.

DATABASES
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Issues with Memory Cache TryGetValue always return

.NET 7
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Issues with Memory Cache TryGetValue always returns false

.NET 7
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[Gson in Java] Use Gson to serialize object to Jso

TECHNOLOGY
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[Gson in Java] Use Gson to serialize object to Json and from Json

TECHNOLOGY
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Asp.Net Core MVC Razor View Form not posting data

.NET 7
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Asp.Net Core MVC Razor View Form not posting data to the Server-Side

.NET 7
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Asp.Net Core 3.1 Entity Framwork Database Context

.NET 7
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Asp.Net Core 3.1 Entity Framwork Database Context Error: System.ObjectDisposedException: 'Cannot access a disposed object

.NET 7
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Retraining Machine Learning Model in Microsoft Mac

MACHINE LEARNING
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Retraining Machine Learning Model in Microsoft Machine Learning (ML.Net) Error

MACHINE LEARNING
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System.InvalidCastException: Unable to cast object

QUESTIONS
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System.InvalidCastException: Unable to cast object of type 'Microsoft.ML.Data.TransformerChain`1[Microsoft.ML.ITransformer]' to type 'Microsoft.ML.Data.TransformerChain`1[Microsoft.ML.Data.RegressionPredictionTransformer`1[Microsoft.ML.Trainers.LinearRegressionModelParameters]]'.

QUESTIONS
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Required: Fix ePub and resubmit

QUESTIONS
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Required: Fix ePub and resubmit

QUESTIONS
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Unable to start Kestrel. Internal.Cryptograp

QUESTIONS
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Unable to start Kestrel. Internal.Cryptography.CryptoThrowHelper+WindowsCryptographicException: Cannot find the requested object. at Internal.Cryptography.Pal.CertificatePal.FromBlobOrFile(ReadOnlySpan`1 rawData, String fileName, SafePasswordHandle password, X509KeyStorageFlags keyStorageFlags)

QUESTIONS
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ArgumentException: String cannot be of zero length

.NET 7
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ArgumentException: String cannot be of zero length. (Parameter 'oldValue')

.NET 7
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Asp.Net Core 3.1 Error The 'inject' directive exp

.NET 7
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Asp.Net Core 3.1 Error The 'inject' directive expects an identifier

.NET 7
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InvalidOperationException: <ClassName xmlns='http:

.NET 7
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InvalidOperationException: <ClassName xmlns='http://tempuri.org/'/> was not expected

.NET 7
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Lazy Loading Objects in C-Sharp [Speed Complexity]

C-SHARP
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Lazy Loading Objects in C-Sharp [Speed Complexity]

C-SHARP
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WPF Error: System.InvalidOperationException 'The c

QUESTIONS
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WPF Error: System.InvalidOperationException 'The calling thread cannot access this object because a different thread owns it.'

QUESTIONS
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How to get current date in angular in HTML inline

RESEARCH
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How to get current date in angular in HTML inline

RESEARCH
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What are the best way to write high performant C#

TECHNOLOGY
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What are the best way to write high performant C# Code

TECHNOLOGY
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[SOLVED!! Entity Framework Error Asp.Net Core 3.1]

.NET 7
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[SOLVED!! Entity Framework Error Asp.Net Core 3.1] InvalidCastException: Unable to cast object of type 'Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryable`

.NET 7
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Solved!! Dot Net Core 3.1 Error: Inspecting the st

DATABASES
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Solved!! Dot Net Core 3.1 Error: Inspecting the state of an object in the debuggee of type System.Reflection.MethodBase is not supported in this context

DATABASES
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What is Chain-of-Thoughts in Artificial General In

RESEARCH
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What is Chain-of-Thoughts in Artificial General Intelligence or Neural Networks

RESEARCH
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[Solved] cannot apply indexing with [] to an expre

TECHNOLOGY
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[Solved] cannot apply indexing with [] to an expression of type QueryString

TECHNOLOGY
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ObjectDisposedException: Cannot access a disposed

.NET 7
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ObjectDisposedException: Cannot access a disposed context instance. A common cause of this error is disposing a context instance that was resolved from dependency injection and then later trying to use the same context instance elsewhere in your application

.NET 7
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WCF Web Service Video

TECHNOLOGY
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WCF Web Service Video

TECHNOLOGY
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Clean JSON Data in Excel

DATABASES
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Clean JSON Data in Excel

DATABASES
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Drupal 8 Services and Services Container

TECHNOLOGY
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Drupal 8 Services and Services Container

TECHNOLOGY
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Linked Data (Interesting)

DATABASES
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Linked Data (Interesting)

DATABASES
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What is New in C-Sharp 9 Programming Language

.NET 7
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What is New in C-Sharp 9 Programming Language

.NET 7
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Login failed for user . (Microsoft SQL, Error: 184

SQL
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Login failed for user . (Microsoft SQL, Error: 18456)

SQL
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How to Transfer Database from Sql Server 2012 to S

SQL
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How to Transfer Database from Sql Server 2012 to Sql Server 2017

SQL
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How to Solve XUnit Automated Testing Error: Castle

MVC
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How to Solve XUnit Automated Testing Error: Castle DynamicProxy InvalidProxyConstructorArgumentsException

MVC
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QA Test Lead Consultant/SAP Project (8+ month cont

JOBS
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QA Test Lead Consultant/SAP Project (8+ month contract Remote)

JOBS
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Object

The 'Microsoft.AspNetCore.Mvc.ViewFeature.Infrastr

The 'Microsoft.AspNetCore.Mvc.ViewFeature.Infrastructure.DefaultTempDataSerializer' cannot serialize an object of type 'System.Decimal'

Uncaught SyntaxError: "[object Object]" is not val

Uncaught SyntaxError: "[object Object]" is not valid JSON

NullReferenceException: Object reference not set t

NullReferenceException: Object reference not set to an instance of an object

SiteKiosk Object Reference not set to an instance

SiteKiosk Object Reference not set to an instance of an object

serializing object vs Not to

serializing object vs Not to

InvalidOperationException: The 'Microsoft.AspNetCo

InvalidOperationException: The 'Microsoft.AspNetCore.Mvc.ViewFeatures.Infrastructure.DefaultTempDataSerializer' cannot serialize an object of type 'System.Collections.Generic.List`1

Entity framework "InvalidCastException: Unable to

Entity framework "InvalidCastException: Unable to cast object of type 'System.Int32' to type 'System.Decimal."

InvalidOperationException: The required column 'Ca

InvalidOperationException: The required column 'Categoryid' was not present in the results of a 'FromSql' operation

How to send JSON data in HTTP Request Body to a do

How to send JSON data in HTTP Request Body to a dot net core Web API using Postman

Asp.Net Adding Object to Database Error: Collectio

Asp.Net Adding Object to Database Error: Collection was modified; enumeration operation may not execute

I cant update Nuget Package in Visual Studio 2022

I cant update Nuget Package in Visual Studio 2022 (System.NullReferenceException: Object reference not set to an instance of an object at NuGet.PackageManagement.UI.UIActionEngine)

Microsoft.CSharp.RuntimeBinder.RuntimeBinderExcept

Microsoft.CSharp.RuntimeBinder.RuntimeBinderException: 'The call is ambiguous between the following methods or properties'

InvalidOperationException: The 'Microsoft.AspNetCo

InvalidOperationException: The 'Microsoft.AspNetCore.Mvc.ViewFeatures.Infrastructure.DefaultTempDataSerializer' cannot serialize an object of type 'System.Collections.Generic.List`1

[91 Error Access] Solve 91 Error problem when usin

[91 Error Access] Solve 91 Error problem when using Access DB

How to Deserialize XML into Object in Asp.Net Core

How to Deserialize XML into Object in Asp.Net Core 3.1

The name 'Category' does not exist in the current

The name 'Category' does not exist in the current context

_context.SaveChanges is not working

_context.SaveChanges is not working

Design Parterns in C-Sharp

Design Parterns in C-Sharp

RuntimeBinderException: 'System.Dynamic.DynamicObj

RuntimeBinderException: 'System.Dynamic.DynamicObject'does not contain a definition for 'Modal'

How to Use Spans in C-Sharp ( Stackalloc, Heap and

How to Use Spans in C-Sharp ( Stackalloc, Heap and Stack Memory)

InvalidOperationException: The model item passed i

InvalidOperationException: The model item passed into the ViewDataDictionary is of type 'System.Collections.Generic.List`1', but this ViewDataDictionary instance requires a model item of type 'Another Model'.

Issues with Memory Cache TryGetValue always return

Issues with Memory Cache TryGetValue always returns false

[Gson in Java] Use Gson to serialize object to Jso

[Gson in Java] Use Gson to serialize object to Json and from Json

Asp.Net Core MVC Razor View Form not posting data

Asp.Net Core MVC Razor View Form not posting data to the Server-Side

Asp.Net Core 3.1 Entity Framwork Database Context

Asp.Net Core 3.1 Entity Framwork Database Context Error: System.ObjectDisposedException: 'Cannot access a disposed object

Retraining Machine Learning Model in Microsoft Mac

Retraining Machine Learning Model in Microsoft Machine Learning (ML.Net) Error

System.InvalidCastException: Unable to cast object

System.InvalidCastException: Unable to cast object of type 'Microsoft.ML.Data.TransformerChain`1[Microsoft.ML.ITransformer]' to type 'Microsoft.ML.Data.TransformerChain`1[Microsoft.ML.Data.RegressionPredictionTransformer`1[Microsoft.ML.Trainers.LinearRegressionModelParameters]]'.

Required: Fix ePub and resubmit

Required: Fix ePub and resubmit

Unable to start Kestrel. Internal.Cryptograp

Unable to start Kestrel. Internal.Cryptography.CryptoThrowHelper+WindowsCryptographicException: Cannot find the requested object. at Internal.Cryptography.Pal.CertificatePal.FromBlobOrFile(ReadOnlySpan`1 rawData, String fileName, SafePasswordHandle password, X509KeyStorageFlags keyStorageFlags)

ArgumentException: String cannot be of zero length

ArgumentException: String cannot be of zero length. (Parameter 'oldValue')

Asp.Net Core 3.1 Error The 'inject' directive exp

Asp.Net Core 3.1 Error The 'inject' directive expects an identifier

InvalidOperationException: <ClassName xmlns='http:

InvalidOperationException: <ClassName xmlns='http://tempuri.org/'/> was not expected

Lazy Loading Objects in C-Sharp [Speed Complexity]

Lazy Loading Objects in C-Sharp [Speed Complexity]

WPF Error: System.InvalidOperationException 'The c

WPF Error: System.InvalidOperationException 'The calling thread cannot access this object because a different thread owns it.'

How to get current date in angular in HTML inline

How to get current date in angular in HTML inline

What are the best way to write high performant C#

What are the best way to write high performant C# Code

[SOLVED!! Entity Framework Error Asp.Net Core 3.1]

[SOLVED!! Entity Framework Error Asp.Net Core 3.1] InvalidCastException: Unable to cast object of type 'Microsoft.EntityFrameworkCore.Query.Internal.EntityQueryable`

Solved!! Dot Net Core 3.1 Error: Inspecting the st

Solved!! Dot Net Core 3.1 Error: Inspecting the state of an object in the debuggee of type System.Reflection.MethodBase is not supported in this context

What is Chain-of-Thoughts in Artificial General In

What is Chain-of-Thoughts in Artificial General Intelligence or Neural Networks

[Solved] cannot apply indexing with [] to an expre