Solved Solutions to computer programming Errors

Solved!! Column is invalid in the select list because it is not contained in either an aggregate function or the GROUP BY clause

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Solved!! Column 'Employee.ID' is invalid in the se

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Solved!! Column 'Employee.ID' is invalid in the select list because it is not contained in either an aggregate function or the GROUP BY clause

ENTITY FRAMEWORK
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Ionic Error popTo(opts?) Function

ANDROID
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Ionic Error popTo(opts?) Function

ANDROID
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'Windows-1252' is not a supported encoding name. F

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'Windows-1252' is not a supported encoding name. For information on defining a custom encoding see the documentation for the Encoding.RegisterProvider method

QUESTIONS
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warning CS8632: The annotation for nullable refer

.NET 7
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warning CS8632: The annotation for nullable reference types should only be used in code within a '#nullable' annotations context.

.NET 7
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How to force autofocus on a Textbox with javascrip

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How to force autofocus on a Textbox with javascript if autofocus does not work ( autofocus is not working)

JAVASCRIPT
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InvalidOperationException, A second operation star

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InvalidOperationException, A second operation started on this context before a previous operation completed.

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ffmpeg generating video manifest.mpd file error "T

WINDOWS
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ffmpeg generating video manifest.mpd file error "The term -b is not recognized as the name of a cmdlet, function, script file, or operable program" in Powershell

WINDOWS
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What is ConfigureAwait(true) in Asp.Net Core 3.1 C

.NET 7
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What is ConfigureAwait(true) in Asp.Net Core 3.1 C#

.NET 7
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What does TRIM function do in T-SQL

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What does TRIM function do in T-SQL

RESEARCH
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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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_context.SaveChanges is not working

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_context.SaveChanges is not working

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private protected Functions used for Event Handler

.NET 7
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private protected Functions used for Event Handler in C-Sharp (code execution hangs in an Event Handler)

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[popTo() Error] Ionic Cordova Error [popTo()]

ANDROID
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[popTo() Error] Ionic Cordova Error [popTo()]

ANDROID
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What does COALESCE do in SQL

SQL
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What does COALESCE do in SQL

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C-Sharp 11 Tips and Tricks

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C-Sharp 11 Tips and Tricks

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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

RESEARCH
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Microsoft Data SqlClient SqlException (0x80131904)

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Microsoft Data SqlClient SqlException (0x80131904) New transaction is not allowed because there are other threads running in the session

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An unhandled exception occurred while processing t

.NET 7
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An unhandled exception occurred while processing the request: FormatException: The header contains invalid values at index 0

.NET 7
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SqlException: New transaction is not allowed becau

.NET 7
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SqlException: New transaction is not allowed because there are other threads running in the session

.NET 7
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Asp.Net Core Error: InvalidOperationException: The

.NET 7
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Asp.Net Core Error: InvalidOperationException: The model item passed into the ViewDataDictionary is of type '<>f__AnonymousType7`2[System.Int32,System.String]', but this ViewDataDictionary instance requires a model item of type 'Modal'.

.NET 7
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Embedded HTML5 Form in JavaScript Post Method Appe

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Embedded HTML5 Form in JavaScript Post Method Appends Url to Existing URL (Form Submit Appends URL)

JAVASCRIPT
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A Software Developer Worst Nightmare (Double Posti

.NET 7
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A Software Developer Worst Nightmare (Double Posting Back to the Server)

.NET 7
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Http 204 Status Code leads to Chrome downloading a

NETWORK
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Http 204 Status Code leads to Chrome downloading a File

NETWORK
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Microsoft.EntityFrameworkCore.Database.Transaction

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Microsoft.EntityFrameworkCore.Database.Transaction[20205] An error occurred using a transaction.

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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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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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InvalidOperationException: There is no ViewData it

.NET 7
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InvalidOperationException: There is no ViewData item of type 'IEnumerable<SelectListItem>' that has the key 'Department'

.NET 7
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RuntimeBinderException: The best overloaded method

.NET 7
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RuntimeBinderException: The best overloaded method match for 'string.Replace(char, char)' has some invalid arguments

.NET 7
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Docker Container AspNet Runtime DateTime is Wrong

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Docker Container AspNet Runtime DateTime is Wrong

DOCKER
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What is Computer Programming

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What is Computer Programming

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The configured execution strategy 'SlqServerRetryi

.NET 7
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The configured execution strategy 'SlqServerRetryingExecutionStrategy' does not support user-initiated transactions. Use the execution strategy returned by DbContext.Database.CreateExecutionStrategy()' to execute

.NET 7
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How to update SelectListItem based on Filtered Cat

.NET 7
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How to update SelectListItem based on Filtered Category from another DropDown menu in MVC AspNet 6 Razor Syntax

.NET 7
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Machine Learning Notes

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Machine Learning Notes

MACHINE LEARNING
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ASP.NET 8 Best Practices: Coding, Performance Tips

.NET 7
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ASP.NET 8 Best Practices: Coding, Performance Tips, and Tricks

.NET 7
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NullReferenceException: Object reference not set t

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

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What is Async Await in AspNet 6 (C-Sharp)

.NET 7
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What is Async Await in AspNet 6 (C-Sharp)

.NET 7
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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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Lazy Loading Error Cannot read property 'fn' of un

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Lazy Loading Error Cannot read property 'fn' of undefined

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Be Aware of Memory Leak in Software Application

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Be Aware of Memory Leak in Software Application

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The term 'Install-ChocolateyGetProvider' is not re

QUESTIONS
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The term 'Install-ChocolateyGetProvider' is not recognized as the name of a cmdlet

QUESTIONS
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RuntimeBinderException: The best overloaded method

.NET 7
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RuntimeBinderException: The best overloaded method match for 'Microsoft.AspNetCore.DataProtection.IDataProtector.Protect(byte[])' has some invalid arguments

.NET 7
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User Control (ASP.Net)

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User Control (ASP.Net)

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A local or parameter named cannot be declared in t

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A local or parameter named cannot be declared in this scope because that name is used in an enclosing local scope to define a local or parameter

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submit is not function

Uncaught ReferenceError: submit is not defined

Uncaught ReferenceError: submit is not defined

$(...).modal is not a function

$(...).modal is not a function

Best way to create a Form in MVC (aspnet 6)

Best way to create a Form in MVC (aspnet 6)

InvalidOperationException: Incorrect Content-Type

InvalidOperationException: Incorrect Content-Type

Front-End Development Tips and Tricks

Front-End Development Tips and Tricks

Why is my fridge not working

Why is my fridge not working

Solved!! Column is invalid in the select list beca

Solved!! Column is invalid in the select list because it is not contained in either an aggregate function or the GROUP BY clause

Solved!! Column 'Employee.ID' is invalid in the se

Solved!! Column 'Employee.ID' is invalid in the select list because it is not contained in either an aggregate function or the GROUP BY clause

Ionic Error popTo(opts?) Function

Ionic Error popTo(opts?) Function

'Windows-1252' is not a supported encoding name. F

'Windows-1252' is not a supported encoding name. For information on defining a custom encoding see the documentation for the Encoding.RegisterProvider method

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.

How to force autofocus on a Textbox with javascrip

How to force autofocus on a Textbox with javascript if autofocus does not work ( autofocus is not working)

InvalidOperationException, A second operation star

InvalidOperationException, A second operation started on this context before a previous operation completed.

ffmpeg generating video manifest.mpd file error "T

ffmpeg generating video manifest.mpd file error "The term -b is not recognized as the name of a cmdlet, function, script file, or operable program" in Powershell

What is ConfigureAwait(true) in Asp.Net Core 3.1 C

What is ConfigureAwait(true) in Asp.Net Core 3.1 C#

What does TRIM function do in T-SQL

What does TRIM function do in T-SQL

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

_context.SaveChanges is not working

_context.SaveChanges is not working

private protected Functions used for Event Handler

private protected Functions used for Event Handler in C-Sharp (code execution hangs in an Event Handler)

[popTo() Error] Ionic Cordova Error [popTo()]

[popTo() Error] Ionic Cordova Error [popTo()]

What does COALESCE do in SQL

What does COALESCE do in SQL

C-Sharp 11 Tips and Tricks

C-Sharp 11 Tips and Tricks

How do you use CONCAT_WS function in T-SQL

How do you use CONCAT_WS function in T-SQL

Microsoft Data SqlClient SqlException (0x80131904)

Microsoft Data SqlClient SqlException (0x80131904) New transaction is not allowed because there are other threads running in the session

An unhandled exception occurred while processing t

An unhandled exception occurred while processing the request: FormatException: The header contains invalid values at index 0

SqlException: New transaction is not allowed becau

SqlException: New transaction is not allowed because there are other threads running in the session

Asp.Net Core Error: InvalidOperationException: The

Asp.Net Core Error: InvalidOperationException: The model item passed into the ViewDataDictionary is of type '<>f__AnonymousType7`2[System.Int32,System.String]', but this ViewDataDictionary instance requires a model item of type 'Modal'.

Embedded HTML5 Form in JavaScript Post Method Appe

Embedded HTML5 Form in JavaScript Post Method Appends Url to Existing URL (Form Submit Appends URL)

A Software Developer Worst Nightmare (Double Posti

A Software Developer Worst Nightmare (Double Posting Back to the Server)

Http 204 Status Code leads to Chrome downloading a

Http 204 Status Code leads to Chrome downloading a File

Microsoft.EntityFrameworkCore.Database.Transaction

Microsoft.EntityFrameworkCore.Database.Transaction[20205] An error occurred using a transaction.

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

Lazy Loading Objects in C-Sharp [Speed Complexity]

Lazy Loading Objects in C-Sharp [Speed Complexity]

InvalidOperationException: There is no ViewData it

InvalidOperationException: There is no ViewData item of type 'IEnumerable<SelectListItem>' that has the key 'Department'

RuntimeBinderException: The best overloaded method

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

Docker Container AspNet Runtime DateTime is Wrong

Docker Container AspNet Runtime DateTime is Wrong

What is Computer Programming

What is Computer Programming

The configured execution strategy 'SlqServerRetryi

The configured execution strategy 'SlqServerRetryingExecutionStrategy' does not support user-initiated transactions. Use the execution strategy returned by DbContext.Database.CreateExecutionStrategy()' to execute

How to update SelectListItem based on Filtered Cat

How to update SelectListItem based on Filtered Category from another DropDown menu in MVC AspNet 6 Razor Syntax

Machine Learning Notes