Visual Studio Code (VS Code) is a lightweight, extensible code editor that's well-suited for ASP.NET Core development. It supports Git integration, debugging, and offers a wide range of extensions, making it an ideal choice for developers looking for a versatile and customizable development environment.

In ASP.NET Core Identity, developers typically create a custom class, often named "ApplicationUser," which inherits from the built-in IdentityUser class. This custom class is used to add additional properties to the user model, such as user-specific data that your application requires beyond the default user attributes.

When a controller returns a webpage in ASP.NET Core MVC, it typically uses a ViewResult. A ViewResult represents an HTML page that is rendered to the client. It's commonly used to generate HTML views for web applications.

In ASP.NET Core Identity, you create a user with the 'CreateAsync' method. Afterward, you can use the 'AddClaimsAsync' method to associate claims with the user. Claims are often used to store user-specific information or permissions.

The DbSet property in a DbContext represents a collection of entity objects for a specific entity type. It acts as a DbSet that allows you to query, insert, update, and delete records of that entity type in the corresponding database table. It provides a convenient way to work with entities as if they were in-memory objects while abstracting the underlying database operations.

In an ASP.NET Core project, the "bin" folder is specifically designated for storing the compiled output of the application. This folder contains the executable files, libraries, and other artifacts generated during the build process. It's essential for running and deploying the application successfully.

The .NET CLI (Command Line Interface) is a powerful tool for building, running, and managing .NET applications without relying on an integrated development environment (IDE). It allows developers to perform tasks like project creation, compilation, and running applications from the command line, making it an essential tool for command-line enthusiasts and CI/CD pipelines.

To dynamically choose a Razor view based on runtime conditions, you can use Razor Views with Resource Files. These resource files can store localized versions of your views, and you can switch between them based on the user's language preference.

ASP.NET Core MVC determines the controller and action to route a request to through URL routing. The routing system maps incoming URLs to controller actions based on predefined route patterns, allowing for a clean and user-friendly URL structure in your web application.

The 'dotnet run' command is used to run .NET applications. It compiles and runs the source code in a single step, making it convenient for developers during the development and debugging process. This command is particularly handy for quickly testing and executing code without the need to explicitly compile it before execution.