Explore how easy it is to create a program that reads data from a scale connected through an RS-232 serial port or USB to a serial port converter.
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MAC-Based Authentication for Web Sites
Learn how to implement an additional security layer on company web sites by getting the machine ID of the system from registered users along with the user ID and password.
Reliably Retrieve MAC Address(es) with VB
Learn how to retrieve the MAC address using an alternative to NetBIOS calls that do not function reliably or are written in C++/C#.
Get a list of all SQL Servers in a specified Domain
Find all the SQL servers in a specified domain. (Added: 15-Oct-1999)
Get Time from Remote NT Server
Learn how to obtain the time from a remoter NT computer. (Added: 15-Oct-1999)
Latest CodeGuru Developer Columns
C++ Exception Handling: How to Handle Exceptions in C++
Learn to implement exception handling mechanism in C++.

Integrating Adaptive Cards with the .NET Bot Framework
An adaptive card is a piece of UI defined by the developer and rendered by the native app to display content to the user. Learn to use one here.

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.