by Bohdan Stupak
Batching is a nice technique that allows you to handle big amounts of data gracefully. Directory.EnumerateFiles is the API that allows you to organize batch processing for the directory with a large number of files.
by Habibur Rony
This article mainly covers how to setup and configure Azure AD tenant and integrating Azure AD into ASP.NET Core 2.0 web app for authentication and role based authorization.
by Abhijit Shiposkar
Accessing Active Directory Objects via C# (Visual Studio)
by Gil Fink
This tip explains how to perform queries against Active Directory Domain Services