Tag Archives: algorithms

Why you should study algorithms (plus a free book drawing)

There are several reasons why you should study algorithms. I’m going to talk about four of them. (If you want to skip to the bottom, you can read about the drawing I’m having in the next few days for one … Continue reading

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Book Drawing: The Modern C# Challenge

I’m holding a drawing for 10 copies of my latest book, The Modern C# Challenge. Here’s the short blurb about this book. The Modern C# Challenge Become an expert C# programmer by solving interesting programming problems This book includes 100 … Continue reading

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Pingback: Code Project post “Clipping Plane in WPF 3D”

The Code Project post Clipping Plane in WPF 3D by charles922 references a couple of my WPF 3D posts. His post explains several WPF 3D concepts including; Manger sponges (refers to my post Use a dictionary to draw a 3D … Continue reading

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Gary Beene’s gbUnSnarl game

Check out Gary Bene’s gbUnSnarl game. Your job is to drag the nodes in a network to unsnarl it. Basically it asks you to find a way to rearrange a planar network so none of its edges intersect. Algorithms to … Continue reading

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Find happy numbers in C#

Before I show you the code, let me explain what happy numbers are. Happy Numbers To find happy numbers, start with any integer. Replace it with the sum of the squares off its digits. Repeat the process until the numbers … Continue reading

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Draw words on a circle in WPF and C#

This example shows one way that you can draw words on a circle in WPF. Note that it does not show how to draw words where each character is rotated to follow the circle’s curve. Each word is rotated as … Continue reading

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Draw a hyperbolic spiral in C#

A hyperbolic spiral, which is also called an reciprocal spiral, is the inverse of an Archimedes spiral. It uses the equation r = A / θ to generate points on a spiral. This spiral has a couple of interesting properties. … Continue reading

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Draw a logarithmic spiral in C#

The post Draw an Archimedes spiral in C# uses the equation r = A˙θ to generate the points on a spiral. This example is almost exactly the same except it uses the equation to r = A˙eB˙θ to generate its … Continue reading

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Draw a filled spiral in C#

My post Draw an Archimedes spiral in C# explained how to draw multiple Archimedes spirals starting at a common center point. This post shows how you can fill the spaces between the spirals with colors. The basic idea is to … Continue reading

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New Book: The Modern C# Challenge

My latest book, The Modern C# Challenge, is now available. It’s a collection of 100 programming challenges that let you test your ability in a wide variety of programming topics, many of which are not usually covered in traditional programming … Continue reading

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