Complete Guide

Complete C# and .NET Tutorial

C# is Microsoft's flagship language powering everything from Unity games to enterprise ASP.NET applications. This guide covers all 55 C# and .NET tutorials on TheCodeForge.

Learning Roadmap

Beginner → Learn C# syntax, OOP and the .NET runtime

Intermediate → Build web APIs with ASP.NET, work with LINQ and Entity Framework

Advanced → Design enterprise applications, handle async patterns and testing

Topics

Beginner

Intermediate

Advanced

Jump to section

C# Basics (11)OOP in C# (10)C# Advanced (15)ASP.NET (14)Testing (5)

C# Basics

Introduction to C# Beginner C# Data Types and Variables Beginner Control Flow in C# Beginner Methods and Parameters in C# Beginner Arrays and Collections in C# Beginner Strings in C# Beginner Exception Handling in C# Intermediate File I/O in C# Intermediate Nullable Types in C# Intermediate Tuples in C# Beginner Records in C# 9 Intermediate

OOP in C#

Classes and Objects in C# Intermediate Inheritance in C# Intermediate Interfaces in C# Intermediate Polymorphism in C# Intermediate Abstract Classes in C# Intermediate Properties in C# Intermediate Generics in C# Intermediate Operator Overloading in C# Intermediate Indexers in C# Intermediate Covariance and Contravariance in C# Advanced

C# Advanced

LINQ in C# Intermediate async and await in C# Advanced Delegates and Events in C# Advanced Lambda and Func Action in C# Advanced Extension Methods in C# Intermediate Reflection in C# Advanced Attributes in C# Intermediate Span and Memory in C# Advanced Pattern Matching in C# Advanced Channel in C# for Concurrency Advanced IDisposable and using Statement Intermediate Middleware Pipeline in .NET Advanced Source Generators in C# Advanced Unsafe Code in C# Advanced ValueTask in C# Advanced

ASP.NET

Introduction to ASP.NET Core Intermediate REST API with ASP.NET Core Intermediate Middleware in ASP.NET Core Intermediate Entity Framework Core Basics Intermediate Authentication in ASP.NET Core Advanced Dependency Injection in ASP.NET Core Intermediate SignalR for Real-time Apps Advanced Blazor Basics Intermediate Minimal APIs in ASP.NET Core Intermediate gRPC with ASP.NET Core Advanced Health Checks in ASP.NET Core Intermediate Background Services in ASP.NET Core Advanced Caching in ASP.NET Core Intermediate Rate Limiting in ASP.NET Core Advanced

Testing

Unit Testing in C# with xUnit Intermediate Mocking with Moq in C# Advanced Integration Testing in ASP.NET Core Advanced BDD with SpecFlow in C# Advanced Contract Testing in .NET Advanced

Start from the beginning

Every tutorial starts with a plain-English analogy — then real code, then interview questions.

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