Api
Set up Swagger with Swashbuckle in dotnet Core
Using the Swashbuckle nuget package in your dotnet core web api project can enable automatic generation of swagger document and a UI in a just a few minutes
Coding
Code tests to fail first
Writing unit tests to fail first is a highly recommended practice and it makes a lot of sense. However, I find more discipline is needed when you are investigating a bug report and you uncover the source of the problem