# Latest Algorithms & Formulas Articles - Page 10

### A Demo of an AVL Tree

Learn about using an AVL Tree, including inserting, removing, and searching a node.

### Introduction to Hash Tables

Read a brief, non-academic, explanation of what hash tables are and why they are important.

### Portability of the STL remove_if Algorithm (or The Lack of)

The standard template library [JOS99] defines the remove_if algorithm. However, the standards don't define the implementation. Be careful to avoid portability issues if you use this algorithm.

### Easy-to-Use Hash Table

See how to use a hash table. The example uses a small hash table that works with std::strings as key and any data as member. (The article, demo project, and source code were updated.)

### Permutations in C++

The technique of finding permutations also provides source code for the recursive implementation. Also, learn how to use the STL template function next_permutation().

### Floyd's All Pairs Shortest Path Algorithm

This algorithm determines a matrix of the shortest distances between every pair of points. (The article was updated.)

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## 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...

### How to use Visual Studio 2012 to Download Images from Websites

Learn how to use a for loop to loop through all of the images found on a web page and save them via the DownloadFile method of the WebClient object.

### 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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