The .NET DateTime class is not just for getting the current date. It can help you do date calculations and much more.
Latest Date & Time Articles
Forms (Dialogs) Customization Based on Moveable / Resizable Elements
Discover how to design user-driven applications
Creating a Popup Date Picker
Conrad Jalali shows how to extend the functionality of the ASP.NET Calendar control to remove some of the annoying postback delays that occur when populating a text box with a date from a popup calendar.
Working with a Timer in C#: The Basics
Implement a simple timer in C#.
Formatting Date and Time Values In .NET
Dates and times can be formatted a number of different ways. Learn how to format dates and times in .NET. While this article uses C#, the lesson is applicable to VB .NET and Managed C++ programmers.
C# SNTP Client
C# class for implementing time synchronization into your application
Latest CodeGuru Developer Columns
C++ Exception Handling: How to Handle Exceptions in C++
Learn to implement exception handling mechanism in C++.

Migrating to ASP.NET Core 2.0
Here's a checklist to prepare for upgrading from ASP.NET Core 1.1 to 2.0.

Creating a Tile Slide Puzzle Game in VB.NET
Create a Tile Slide game with Visual Basic.NET.
Programming Devices and Activities from the Microsoft Graph APIs
With Microsoft's new Project Rome, the user experience across all platforms (Windows, iOS, or Android) will be seamless among different hardware.