Solved Solutions to computer programming Errors

System.InvalidOperationException: The ConnectionSt

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System.InvalidOperationException: The ConnectionString property has not been initialized [EF Core 7, Asp.Net 7]

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RuntimeBinderException: The best overloaded method match for 'string.Replace(char, char)' has some invalid arguments

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ArgumentException: String cannot be of zero length

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

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How to get a path to a file in an ASP Dot Net (ASP

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How to get a path to a file in an ASP Dot Net (ASP.Net Core 2.2 ) Core 2.2 Application

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

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

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InvalidOperationException: The 'Microsoft.AspNetCo

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

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How to get localized string from ASP.NET Core Cont

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How to get localized string from ASP.NET Core Controller Work Around

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SQL Query Like does not work with Spaces in a Stri

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SQL Query Like does not work with Spaces in a String

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

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

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How to Deserialize XML into Object in Asp.Net Core

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

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SqlException: Conversion failed when converting fr

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SqlException: Conversion failed when converting from a character string to uniqueidentifier

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How to Host DNX,DNU,DotNet Core CR in IIS

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How to Host DNX,DNU,DotNet Core CR in IIS

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Machine-Learning Error: Message=Could not apply a

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Machine-Learning Error: Message=Could not apply a map over type 'Single' to column 'YourOneHotEncodeColumn' since it has type 'String'

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InvalidOperationException: An error was generated

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InvalidOperationException: An error was generated for warning 'Microsoft.EntityFrameworkCore.Query.InvalidIncludePathError': Unable to find navigation 'EntityName' specified in string based include path 'AnotherEntity Name'.

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How do you use CONCAT_WS function in T-SQL

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How do you use CONCAT_WS function in T-SQL

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Redis Docker Container Error ArgumentException: No

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Redis Docker Container Error ArgumentException: No endpoints specified (Parameter 'configuration')

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[Solved] Entity Framework Core (EF 6) Error: Unabl

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[Solved] Entity Framework Core (EF 6) Error: Unable to track an entity of type 'YourModalName' because primary key property 'id' is null.

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warning CS8632: The annotation for nullable refer

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warning CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

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[C-Sharp] Base64 Image Decoding

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[C-Sharp] Base64 Image Decoding

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InvalidOperationException: The 'Microsoft.AspNetCo

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

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How to install pyenv on Linux 22.04

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How to install pyenv on Linux 22.04

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How to Format a String to a Two Decimal Places in

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How to Format a String to a Two Decimal Places in ASP.NET Core 3.1 MVC View ()

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Solved: How NOT To Show XML In Json Returned By AS

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Solved: How NOT To Show XML In Json Returned By ASMX WebService

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OverflowException: Value was either too large or t

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OverflowException: Value was either too large or too small for an Int32

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How to use a Text File as a Template to Send Email

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How to use a Text File as a Template to Send Email in C#

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How to use a Text File as a Template to Send Email

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How to use a Text File as a Template to Send Email in dotnet core 2

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How to check if string is null before replacing ch

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How to check if string is null before replacing charecters in C-Sharp (C#)

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How to Integrate Google Search Console API in Asp.

How to Integrate Google Search Console API in Asp.Net Core using C#

OTHER
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InvalidOperationException: An exception was thrown

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InvalidOperationException: An exception was thrown while attempting to evaluate the LINQ query parameter expression

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How to get a User ID in Asp.Net Core 3.1 (ClaimPri

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How to get a User ID in Asp.Net Core 3.1 (ClaimPrincipal) in a Service Repository

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How to Connect to PostgreSQL using ODBC 32bit Dsn

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How to Connect to PostgreSQL using ODBC 32bit Dsn and Connection String from SQL Server

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

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

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Unable to start Kestrel. Internal.Cryptograp

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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)

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How to Write to PDF using an Open Source Library c

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How to Write to PDF using an Open Source Library called iText 7 in Asp.Net Core [Writer Library (iText7 AGPL License)]

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What is New in C-Sharp 9 ( Developing Notes )

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What is New in C-Sharp 9 ( Developing Notes )

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How to create PDF Signature Box using iTextSharp i

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How to create PDF Signature Box using iTextSharp in C-sharp

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[Entity Framework Core 5] An Unhandled Exception O

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[Entity Framework Core 5] An Unhandled Exception Occurred While Processing the Request

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InvalidOperationException: An error was generated

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InvalidOperationException: An error was generated for warning 'Microsoft.EntityFrameworkCore.Query.InvalidIncludePathError

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ExecuteDataReader Error: An error occured while at

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ExecuteDataReader Error: An error occured while attempting to process your query Incorrect syntax near 'SomeValue'

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An error was generated for warning 'Microsoft.Enti

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An error was generated for warning 'Microsoft.EntityFrameworkCore.Query.InvalidIncludePathError': Unable to find navigation specified in string based include path

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How to Code a Windows Service that Updates the Dat

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How to Code a Windows Service that Updates the Database Table Nightly

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What does TRIM function do in T-SQL

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What does TRIM function do in T-SQL

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how to use speech in asp.net core

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how to use speech in asp.net core

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How do you get an ID of recording getting inserted

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How do you get an ID of recording getting inserted in sql

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SqlException: A connection was successfully establ

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SqlException: A connection was successfully established with the server, but then an error occurred during the login process.

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ASP.Net Core 2.2 Not Required Field in Data Model.

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ASP.Net Core 2.2 Not Required Field in Data Model. DataAnnotations NotMapped or Optional in DotNet Core 2.2

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TensorFlow JS Video (Machine Learning)

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TensorFlow JS Video (Machine Learning)

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What is domain driven design in Asp.Net 8?

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What is domain driven design in Asp.Net 8?

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YOLO Image Classifier (Machine Learning)

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YOLO Image Classifier (Machine Learning)

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String

System.InvalidOperationException: The ConnectionSt

System.InvalidOperationException: The ConnectionString property has not been initialized [EF Core 7, Asp.Net 7]

nest - ElasticSearch Order By String

nest - ElasticSearch Order By String

RuntimeBinderException: The best overloaded method

RuntimeBinderException: The best overloaded method match for 'string.Replace(char, char)' has some invalid arguments

ArgumentException: String cannot be of zero length

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

How to get a path to a file in an ASP Dot Net (ASP

How to get a path to a file in an ASP Dot Net (ASP.Net Core 2.2 ) Core 2.2 Application

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

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

InvalidOperationException: The 'Microsoft.AspNetCo

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

How to get localized string from ASP.NET Core Cont

How to get localized string from ASP.NET Core Controller Work Around

SQL Query Like does not work with Spaces in a Stri

SQL Query Like does not work with Spaces in a String

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

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

How to Deserialize XML into Object in Asp.Net Core

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

SqlException: Conversion failed when converting fr

SqlException: Conversion failed when converting from a character string to uniqueidentifier

How to Host DNX,DNU,DotNet Core CR in IIS

How to Host DNX,DNU,DotNet Core CR in IIS

Machine-Learning Error: Message=Could not apply a

Machine-Learning Error: Message=Could not apply a map over type 'Single' to column 'YourOneHotEncodeColumn' since it has type 'String'

InvalidOperationException: An error was generated

InvalidOperationException: An error was generated for warning 'Microsoft.EntityFrameworkCore.Query.InvalidIncludePathError': Unable to find navigation 'EntityName' specified in string based include path 'AnotherEntity Name'.

How do you use CONCAT_WS function in T-SQL

How do you use CONCAT_WS function in T-SQL

Redis Docker Container Error ArgumentException: No

Redis Docker Container Error ArgumentException: No endpoints specified (Parameter 'configuration')

[Solved] Entity Framework Core (EF 6) Error: Unabl

[Solved] Entity Framework Core (EF 6) Error: Unable to track an entity of type 'YourModalName' because primary key property 'id' is null.

warning CS8632: The annotation for nullable refer

warning CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

[C-Sharp] Base64 Image Decoding

[C-Sharp] Base64 Image Decoding

InvalidOperationException: The 'Microsoft.AspNetCo

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

How to install pyenv on Linux 22.04

How to install pyenv on Linux 22.04

How to Format a String to a Two Decimal Places in

How to Format a String to a Two Decimal Places in ASP.NET Core 3.1 MVC View ()

Solved: How NOT To Show XML In Json Returned By AS

Solved: How NOT To Show XML In Json Returned By ASMX WebService

OverflowException: Value was either too large or t

OverflowException: Value was either too large or too small for an Int32

How to use a Text File as a Template to Send Email

How to use a Text File as a Template to Send Email in C#

How to use a Text File as a Template to Send Email

How to use a Text File as a Template to Send Email in dotnet core 2

How to check if string is null before replacing ch

How to check if string is null before replacing charecters in C-Sharp (C#)

How to Integrate Google Search Console API in Asp.

How to Integrate Google Search Console API in Asp.Net Core using C#

InvalidOperationException: An exception was thrown

InvalidOperationException: An exception was thrown while attempting to evaluate the LINQ query parameter expression

How to get a User ID in Asp.Net Core 3.1 (ClaimPri

How to get a User ID in Asp.Net Core 3.1 (ClaimPrincipal) in a Service Repository

How to Connect to PostgreSQL using ODBC 32bit Dsn

How to Connect to PostgreSQL using ODBC 32bit Dsn and Connection String from SQL Server

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

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

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)

How to Write to PDF using an Open Source Library c

How to Write to PDF using an Open Source Library called iText 7 in Asp.Net Core [Writer Library (iText7 AGPL License)]

What is New in C-Sharp 9 ( Developing Notes )

What is New in C-Sharp 9 ( Developing Notes )

How to create PDF Signature Box using iTextSharp i

How to create PDF Signature Box using iTextSharp in C-sharp

[Entity Framework Core 5] An Unhandled Exception O

[Entity Framework Core 5] An Unhandled Exception Occurred While Processing the Request

InvalidOperationException: An error was generated

InvalidOperationException: An error was generated for warning 'Microsoft.EntityFrameworkCore.Query.InvalidIncludePathError

ExecuteDataReader Error: An error occured while at