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DotNet Tutorial

Table of Contents​

  1. Introduction to .NET
  2. History of .NET
  3. What is .NET
  4. How to Use .NET
  5. When to Use .NET
  6. Need and Objectives
  7. Requirements for .NET Development
  8. Types of .NET
  9. Advantages of .NET
  10. Disadvantages of .NET
  11. Tools for .NET Development
  12. Examples of .NET Implementation in Real Scenarios

Introduction to .NET​

.NET is a popular framework developed by Microsoft for building various types of applications. It provides a programming model, a comprehensive software infrastructure, and various services required to build and run applications.

History of .NET​

  • Origin: Microsoft introduced .NET in 2002 as a successor to its earlier technologies.
  • Evolution: It has gone through several versions and iterations, including .NET Framework, .NET Core, and the latest, .NET 5 and later .NET 6, aiming for cross-platform compatibility.

What is .NET​

Definition

.NET is a framework that supports multiple programming languages such as C#, VB.NET, F#, etc., allowing developers to build applications for different platforms like Windows, Linux, and macOS.

How to Use .NET​

Installation Steps:​

  • Download and Install: Visit Microsoft's .NET download page to get the latest version.
  • Follow Installation Wizard: Execute the installer and follow on-screen instructions.

Creating Your First .NET Application:​

  • Using Visual Studio: Launch Visual Studio, create a new project, choose the type of application you want to build (e.g., Console App, Web App, etc.), and start coding.

When to Use .NET​

Use .NET when you want to develop robust and scalable applications that can run on different operating systems and devices.

Need and Objectives​

  • Cross-platform Compatibility: To create applications that can run on various platforms.
  • Developer Productivity: Enhance developer productivity by providing a rich set of libraries and tools.
  • Performance: Achieve high performance through just-in-time compilation and optimizations.

Requirements for .NET Development​

  • Operating System: .NET supports Windows, Linux, and macOS.
  • Integrated Development Environment (IDE): Visual Studio, Visual Studio Code, JetBrains Rider are popular choices.

Types of .NET​

  • .NET Framework: Initially Windows-centric.
  • .NET Core: Cross-platform and open-source.
  • .NET 5 and .NET 6: Unified platform for all .NET languages and workloads.

Advantages of .NET​

  • Cross-Platform Compatibility: Build applications for different platforms.
  • Language Interoperability: Supports multiple languages.
  • Strong Library Support: Rich set of libraries and tools.
  • Security: Offers security features for application development.

Disadvantages of .NET​

  • Learning Curve: For beginners, mastering the framework might take time.
  • Platform Dependencies: Some features might be limited based on the platform.

Tools for .NET Development​

  • Visual Studio: Offers a comprehensive IDE for .NET development.
  • Visual Studio Code: Lightweight, cross-platform, and customizable.
  • JetBrains Rider: Supports .NET development with advanced features.

Examples of .NET Implementation in Real Scenarios​

  • Web Development: Building robust web applications using ASP.NET.
  • Desktop Applications: Creating Windows applications using WinForms or WPF.
  • Cloud Services: Developing cloud-native applications using Azure services and .NET.