ASP.NET Core Tutorial Notes

Course Overview

• Instructor: Venket
• Course Goal: Learn ASP.NET Core to build data-driven web applications
  • Perform CRUD operations (Create, Read, Update, Delete) using SQL Server
  • Develop a project from scratch

Topics Covered

1. ASP.NET Core
2. ASP.NET Core MVC
3. ASP.NET Core Identity for Security
4. Entity Framework Core for Data Access

What is ASP.NET Core?

• ASP.NET Core: Cross-platform, high-performance, open-source framework for building modern cloud-based, internet-connected applications.
• Redesign of ASP.NET: Originally called ASP.NET 5, renamed to ASP.NET Core 1.0

Benefits and Features

Cross-Platform Development

• Can run on Windows, macOS, or Linux
• Hosting Options
  • IIS, Apache, Docker, self-hosting
• Development Tools
  • Visual Studio, Visual Studio Code, third-party editors (e.g., Sublime)

Unified Programming Model

• Single model for MVC web applications and Web APIs
• Controller Inheritance: Both MVC and Web API controllers inherit from Controller Base
• IActionResult: Interface with multiple implementations (e.g., ViewResult, JsonResult)
• MVC returns ViewResult, Web API returns JsonResult

Dependency Injection

• Built-in support for dependency injection
• Enhances testability
  • Simplifies unit testing for ASP.NET Core apps

Open Source and Community Focused

• Actively developed by the .NET team and open source community
• Continuous improvements and bug fixes
• Result: More secure, higher quality software

Modularity

• Uses middleware components for modularity
• Middleware composes request and response pipelines
• Built-in and custom middleware

Prerequisites

• Basic knowledge of HTML, CSS, and C#
• Prior MVC knowledge is helpful but not required

Next Steps

• Identifying and installing tools to start building ASP.NET Core web applications