This tip will introduce a library written in C++ that wraps up a 2d polygon triangulation algorithm with time complexity of O(N*logN), the algorithm works on both self-intersected and non self-intersected polygons.

A simple hashing class

by charles henington

This is an alternative for "Send Mail With Attachment File"

Algorithm for Triangles Classification

by José Cintra

Simple algorithm to determine the type of a triangle, being informed its sides

Algorithm: Get all possible letter combinations from a dialed number

by ludovicianul

An Alternative Rotated Binary Search

by George Swan

A .NET7 version of a Rotated Binary Search method

Basic Base64 Encoded Image Viewer

by sreeyush sudhakaran

VB.NET code for Base64 Encoding and Decoding of Image files

Bee: A Suite of Self-Balancing Binary Tree Based Dictionaries

by honey the codewitch

A B-tree, an AVL tree, and a Splay tree in C#

C# Poisson Cumulative Distribution for large Lambdas

by Gunnar S

Implementation of the Poisson Cumulative Distribution function for large Lambdas

Check if a Point is Inside the Polygon Using Ray-Casting Algorithm

by Ravimal Bandara

An implementation of ray-casting algorithm to check if a given point is inside or outside the polygon.

Code Tracing

by Gerardo Recinto

A Tracer API, simply. :)

Convert Arabic Numbers or Digits to text

by xprog

Algorithm to convert Arabic Numbers to Arabic Text using C#

Convert Multidimensional Tree into Array

by XyedBilal

Convert tree data structure to a list or array

Dirty Method for Hindi to English and Vice Verse Transliteration

by Grasshopper.iics

Most inefficient yet easy Devanagari Transliteration

Displaying Mathematical Content with MathJax and JQuery Mobile

by José Cintra

Tips for creating mathematical cross-platform applications in JavaScript and display formulas and other content with MathJax and JQuery Mobile.

Execute Member Function If It Is Present

by Shvetsov Evgeniy

Using C++ templates? Wish your template algorithm will be versatile and ready to work with the classes, which do not fully support the required interface? Want more functional programming with C++? Get it now!

Face Alignment According to Eye Position in Emgu CV

by Rajesh Londhe

Face alignment rotation to improve face recognization

Fast floor/ceiling functions

by YvesDaoust

Yet another home-made implementation of the floor function

Fast Greatest Common Divisor (GCD) Algorithm

by ZamirF

Can we simplify it by: (This essentially passes only two numbers). public int GCD(int value1, int value2){ int max = 0; bool gcdFound = false; int counter = 1; //Make sure both numbers are atleast 2 or above if (( value1 <= 1 ) || (value2 <= 1)) return...

Fast Greatest Common Divisor (GCD) Algorithm

by DrABELL

The computational efficiency of the Euclid's algorithm is much higher that the alternatives

Fast Greatest Common Divisor (GCD) Algorithm

by jfriedman

/// /// Find the Greatest Common Divisor /// /// Number a /// Number b /// The greatest common Divisor public static long GCD(long a, long b) ...

Fast Greatest Common Divisor (GCD) Algorithm

by Mauro Leggieri

It is better to do this:public static long LCM(long a, long b){ return (a / GCD(a,b)) * b;}To avoid overflow on big numbers.

Fast Greatest Common Divisor and Least Common Multiple Algorithms

by DrABELL

.NET/C# managed code implementation of 2 core algorithms of integer arithmetic: GCD and LCM (used in "3 Fraction Calculator", best on Google)

Fast Prime Factoring Algorithm

by DrABELL

Serial and Parallel implementation of efficient Prime Factoriing algorithms

Fast Voronoi Diagram in C#

by Burhan Joukhadar

Fortune Voronoi Diagram in C#

Faster Bit Rotation

by Jacob F. W.

Here I present an improved version of the Circular Shift Operations

Finding the Closest Latitude and Longitude in an OpenStreetMap CSV File

by ExcelledProducts CEO

Closest latitude and longitude to a referenced latitude and longitude.

From Linear to Upper Triangular Matrix Indices

by Maniezzo

A couple of lines of code to get the i-j indices of an upper triangular matrix (main diagonal included) from a linerized array.

Generate a Parameterized Random Char Sequence

by Shvetsov Evgeniy

How to generate a random sequence of chars with the specified parameters (e.g., length, char sets, char count per set, etc.)

Generic Quick Sort Algorithm in C#

by jc3po

How generics can be used to sort lists easily and efficiently.

Guidelines on Timing A Function

by ZC123456

As a developer who has spent a fair amount of time tweaking code for performance optimization, I'm having some issues with this article.First of all, who has generally accepted 10M iterations to test the performance? Unless your native code happens to be calling a function thousands or...

Handling Excel Lists with Interop

by HP2M

This tip covers handling two Excel lists using Interop.

Heap Data Structure and Heap Sort

by CPallini

Simple approach to heap data structure and heapsort, using C and Lua

How to Substring Articles/News with HTML Tags on Server-Side

by Mustafa Sezgi Güneş

In this tip, we will learn how to summarize text files with HTML tags on server-side.

How to Unscramble Any Word

by GuildOfCalamity

This is an unscramble class that can be used to decypher any word.

Interactively Add Multiple Shapes Using Linked Lists GDI+ SVG

by The Zakies

Tutorial 2 (how to interactively add multiple shapes GDI using linked lists)

Internal Rate of Return (IRR) Calculation

by vivekshankars

Program to calculate the IRR value using C/C++ similar to the one available in Excel

Iterating Over Dynamic Number of Nested Loops

by Yuriy Magurdumov

This example shows how to iterate over an unknown number of nested loops.

Letter Case Conversion Algorithms: Title Case, Toggle Case

by DrABELL

Algorithms extending the System.Globalization.TextInfo.ToTitleCase Method

Levenshtein Algorithm in Visual Basic

by Emiliano Musso

How to calculate the distance between two strings according to Levenshtein algorithm

Lowpass, Highpass, and Bandpass Butterworth Filters in C#

by User 14454194

Implementations of lowpass, highpass, and bandpass nth-order Butterworth filters in C#, with design documentation.

N-Queen Problem using Genetic Algorithms

by Hamed Naeemaei

In this article, we describe a solution for solving the 8-queen problem.

Numerical Sequences Generator

by José Cintra

Generic algorithm to generate mathematical sequences

Plug-in Architecture To Work for Multiple Platforms/Techs

by Reader Man San

Plug-in Architecture To Work in WinForms MVC + WPF MVVM + ASP.NET MVC + Mobile (Xamarin MVC/PhoneGap MVC) + Win 10 Universal App MVC

Printing an Image with textwrapping and Alignment in ESC/POS Thermal Printer

by Bloody Chicken

Algorithm for printing an bitmap image with textwrapping and alignment in ESC/POS thermal printer.

Printing Images Quickly and Efficiently to an A4 Page [VB.NET]

by Benjamin Lifshitz

With this code, you can print images quickly and efficiently, using the largest part of the A4 page for your image.

Programming White-Boarding Interviews Suck

by Nikita N

Read why

Python Implementation of IP Checksum

by Grant Curell

IP checksum implementation in python

Range Conversion: A Generic Approach

by Anil Dhandar

Convert an input value to an output value in a proportional range - requires tricky calculations.

Ranking Tokens using TF-IDF in C#

by Jesús Utrera

Using text retrieval TF-IDF technique to rank tokens in a text document

Scientific Software in Your Hand

by Mirzakhmet Syzdykov

Science and programming on working examples

Sequential GUIDs in C++ with Qt

by computermagic

Generating sequential GUIDs in C++ and Qt 5

Shunting Yard algorithm in C#

by Søren Gullach

A Shunting yard algorithm in C#

Simple C Hashtable

by Jonathan Lima

A simple key value-pair hashtable written in C

Sort the Integers in Ascending Order

by InvisibleMedia

How to find an F equation that will give you the only successor (minimum distance) of a given number detected in the list of numbers

Split Any Delimited String in SQL

by PIEBALDconsult

This is an alternative for "Split Any Delimited String in SQL"

Split Quick Sort a Multi-Threaded Sort

by spore123

This is a fast multi-threaded quick-sort based algorithm

Standard Deviation Extension for Enumerable

by Lutosław

Calcution of a standard deviation and filtering outliers in a LINQ-style.

Sudoku Generator using DataGridView

by Ivan Tsurkan

Sudoku Generator

The Bisection Method and Calculating Nth Roots

by Cryptonite

This is how to use the bisection method to calculate the nth root of a positive real number.

The Kinect Mouse Controller C#

by Saad Mousliki

In this tip, I will describe how to implement a cursor controller in your project that use the Kinect to control the mouse of your PC.

The Orthodromic Distance Between Two Geo-points

by DrABELL

Computational algorithms pertinent to finding the great-circle distance between 2 points on Earth

Tree Container in C++ - n ary Tree - Part 1

by BrainlessLabs.com

This tip describes a n ary tree structure.

Tree Container in C++ - n ary Tree - Part 2

by BrainlessLabs.com

This tip describes a n ary tree structure. We will see how traversal works.

TSP using ACO

by Mirzakhmet Syzdykov

Traveling Salesman Problem using Ant Colony Optimization

UInt128: Addition/Subtraction

by Jacob F. W.

Adding and subtracting a 128 Bit Unsigned Integer

Using a Variation on RLE to Achieve Lossless Compression for Near-consecutive or Grouped Tabular Data

by Jack Devey

Introducing a lossless compression mechanism for data structured in a table or matrix

Using Notepad++ Plugin to Debug Algorithms

by Bruno Tabbia

A standard Notepad++ plugin that allows you to use an external DLL containing an encoding algorithm to be tried and tested

Validate credit card number with Mod 10 algorithm

by Tharaka MTR

Article provides details about Mod 10 algorithm and how to validate a credit card number with mod 10 algorithm using C#.

Weighted Quick Union Find in C#, VB.NET and F#

by juwikuang

Weighted Quick Union Find in C#, VB.NET and F#

Working With Numerical Lists in Functional Languages

by José Cintra

Calculating some mathematical sequences and series with the Haskell programming language

WP7 FloodFill in Texture2D using Scan line Stack Algo

by saboor awan

WP7 FloodFill in Texture2D using Scan line Stack Algo

WSQ to BMP converter

by J.F. Sebastian

A WSQ to BMP converter.

Yet Another Convertor From Infix To Postfix Expressions!

by Dariush Tasdighi

A very powerful and customizable source code that converts the Infix to Postfix expression.

ZigZag Algorithm in a Grid (revised version, 2.1)

by User 5250478

Application to show how to zigzag order a matrix