# Latest Algorithms & Formulas Articles - Page 2

### Calculating Pi to arbitrary number of digits

The code calculates the value of Pi to arbitrary number of digits such as 100, 1000 etc. The article describes the theory behind the code.

### Linear Search based algorithm for Mth Lexicographic ordering of Mathematical Permutation and Combina

Algorithms to compute the M-th lexicographic ordering of a permutation or combination and the inverse problem of the rank of a given permutation or sequence.

### Tip: An Optimized Formula for Alpha Blending Pixels

Discover how to optimize by simplifying the formula.

### Dynamic Programming: Combination Sum Problem

Find the coin combinations that add up to a dollar.

### Tip: String Wrapper for Formatted String Output in C++

Learn how to construct a simple and lean string class wrapper that allows you to send formatted output to a string directly.

More...

## Latest CodeGuru Developer Columns

### 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.

### .NET Framework: Collections and Generics

The original release of the .NET Framework included collections as .NET was introduced to the Microsoft programming world. The .NET Framework 2.0 introduced generics to complement the System.Collections namespace and provide a more efficient and well performing option. Read on to learn more...

### Obtaining External Window Handles and Window Captions with Visual Studio 2012

Learn how to obtain an outside application's window handle, in order to manipulate that window from inside your program, using either VB.NET or C#.

### SOLID Principles in C# - An Overview

SOLID principles form the base for writing good and clean object oriented code in C#. Learn about the S.O.L.I.D principles and explore C# coding samples for each.

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