C# & .NET (C# 14, .NET 10 LTS)

Planned outline

1. Module 1

   Start here: C#,.NET and your first programs

   Coming soon
2. Module 2

   Types, variables and operators

   Coming soon
3. Module 3

   Control flow and methods

   Coming soon
4. Module 4

   Strings and text

   Coming soon
5. Module 5

   Arrays and collections

   Coming soon
6. Module 6

   Classes, objects and encapsulation

   Coming soon
7. Module 7

   Inheritance, interfaces and polymorphism

   Coming soon
8. Module 8

   Structs, records, tuples and value semantics

   Coming soon
9. Module 9

   Null safety

   Coming soon
10. Module 10

    Pattern matching

    Coming soon
11. Module 11

    Generics

    Coming soon
12. Module 12

    Delegates, lambdas, events and functional style

    Coming soon
13. Module 13

    Exceptions and resource cleanup

    Coming soon
14. Module 14

    LINQ

    Coming soon
15. Module 15

    Asynchronous programming

    Coming soon
16. Module 16

    Threads, parallelism and synchronisation

    Coming soon
17. Module 17

    Memory, Span and performance

    Coming soon
18. Module 18

    Reflection, attributes and source generators

    Coming soon
19. Module 19

    Files, JSON, XML, dates, databases and HTTP

    Coming soon
20. Module 20

    Command-line apps, hosting, DI, configuration and telemetry

    Coming soon
21. Module 21

    Secure coding in.NET

    Coming soon
22. Module 22

    Testing C# code

    Coming soon
23. Module 23

    Build, package and ship

    Coming soon
24. Module 24

    Native interop and unsafe code

    Coming soon
25. Module 25

    What's new, upgrades and modernisation

    Coming soon
26. Module 26

    C# for Java developers

    Coming soon
27. Module 27

    C# for Unity developers

    Coming soon
28. Module 28

    Interview review and practice

    Coming soon

Related tools

Official documentation

• learn.microsoft.com/en-us/dotnet/csharp (learn.microsoft.com)
• learn.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-14 (learn.microsoft.com)
• learn.microsoft.com/en-us/dotnet/core (learn.microsoft.com)

More in Programming languages

• Python (coming soon)
• SQL (PostgreSQL, MySQL, SQLite) (coming soon)
• JavaScript (ES2026) (coming soon)
• Java (JDK 25 LTS) (coming soon)
• All Languages tracks
• How we make lessons