C# syntax question: builder.Services.AddControllers

I'm trying to understand the following syntax

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how can we fill an empty alphabet with colour by tracing?

enter image description here I want solution. I have no idea how can i fill this ...

String allocation problem on each iteration

l have a string like "hello_1_world". And in each iteration l want to increment "1" ...

String allocation problem on each iteration

l have a string like "hello_1_world". And in each iteration l want to increment "1" ...

Entering a character except for numbers will make my program to output infinitely. How do I fix this?

When I enter any characters except numbers in the "Enter your choice" it will infinitely ...

how can i get dynamic named parameters in Parent method c#

I just want to get child parameters values and names in a parent class method

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How to read a line in a file, without know how long is (C language)

i have a file("career.txt") where each line are composed in this way:

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May someone help me on how to add a coupon code to the existing code please (C++)

I am trying to add a coupon code to this existing code but when i ...

How to solve “uninitialized local variable” error message in Visual Studio with C++

i am student and studying the C++, i tried to using class pointer variable in ...

CS0103 Error on some obviously in-scope variables – .NET Forms

Below is a small code snippet from a large C# Forms application. This and ...