The document discusses design guidelines for class library developers, including internal coding guidelines and conventions for reusable .NET libraries. It references the book "Framework Design Guidelines" which provides recommendations for classes, fields, properties, methods, and clean code. It also lists common categories for libraries and notes inputs/outputs, assumptions, errors, single purpose, and problem as important considerations.

6. Design Guidelines for Class Library Developers
https://msdn.microsoft.com/en-us/library/czefa0ke.aspx
Internal Coding Guidelines
https://blogs.msdn.microsoft.com/brada/2005/01/26/int
ernal-coding-guidelines/

7. Reference:
Krzysztof Cwalina, Brad Abrams -
Framework Design Guidelines: Conventions, Idioms,
and Patterns for Reusable .NET Libraries, Second
Edition
ISBN-13: 978-0321545619
ISBN-10: 0321545613
Publisher: Addison-Wesley Professional; 2 edition
(November 1, 2008)
First edition : ~2005

8. Classes
Fields
Properties
Methods
Clean code

20. Common
(Logging, Email, etc.)
BusinessLogic
Web

34. Inputs and outputs
Assumptions
Errors
Single purpose
Problem

35. Inputs and outputs
Assumptions
Errors
Single purpose
Problem

36. Inputs and outputs
Assumptions
Errors
Single purpose
Problem

37. Inputs and outputs
Assumptions
Errors
Single purpose
Problem

38. Inputs and outputs
Assumptions
Errors
Single purpose
Problem

39. Inputs and outputs
Assumptions
Errors
Single purpose
Problem

45. public void ProcessOrder(Product product, int productsCount, DeliveryService deliveryService,
bool giftWrap = false, Discount discount = null, string additionalInfo = "")

48. public string ToHex() =>
string.Format("#{0:X2}{1:X2}{2:X2}", Red, Green, Blue);