If you are using the STL bitset class with large bitsets that spend most their time in the sparse or mostly populated range, this class may be what you are looking for.
Latest Bits and Bytes Articles
Sockets Byte-Ordering Primer
For those who are new to sockets programming or who've long ago forgotten the idiosyncrasies of byte ordering with sockets (as I had when I needed to know this last year), here's a primer on what byte ordering is, why it's needed, and terms such as little-endian, big-endian, network byte order, and host bye order.
Representing Arrays as Streams of Bits
Read an array as a stream of bits. You can navigate inside the array of data, set a "pointer" to any bit inside the array, and choose the order the bits of every byte will be processed.
CBitPointer: Easy Bit Manipulation
Bits can't be accessed directly as a simple data type. Learn how to manipulate bits (nearly) as any simple data type.
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MFC Integration with the Windows Transactional File System (TxF)
The Transactional File System (TxF), which allows access to an NTFS file system to be conducted in a transacted manner through extensions to the Windows SDK API. MFC 10, has been extended to support TxF and related technologies. This support allows existing MFC applications to be easily extended to support kernel transactions.

Accessing .NET Serial Ports from C#
Dust off your serial port and find new uses for a nearly-forgotten data link.

Printing from Your VB 2013 App in Windows 8.1
Learn how to print with VB from inside your Windows 8.1 apps.
Working with State Machines in the .NET Framework
Arun Karthick introduces you to the state machine model and shows you how to create a simple working state machine sample using the .NET framework in the C# language.