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BLOG.CSHARPHELPER.COM: Category Archive for algorithms
Create a 3-D surface really quickly with WPF, XAML, and C#
Posted by Rod Stephens at
3/23/2014 7:25 AM
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Create a 3-D surface more quickly with WPF, XAML, and C#
Posted by Rod Stephens at
3/20/2014 4:03 PM
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Draw a smooth 3-D surface with WPF, XAML, and C#
Posted by Rod Stephens at
3/18/2014 3:50 PM
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Graph a series that approximates pi in C#
Posted by Rod Stephens at
3/17/2014 9:33 AM
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In honor of Pi Day (3.14), calculate digits of pi in C#
Posted by Rod Stephens at
3/14/2014 3:15 PM
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Draw a 3-D surface with WPF, XAML, and C#
Posted by Rod Stephens at
3/12/2014 8:50 AM
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Understand three-dimensional drawing with WPF, XAML, and C#
Posted by Rod Stephens at
3/10/2014 6:21 AM
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Probabilistically pick large random prime numbers C#
Posted by Rod Stephens at
3/5/2014 6:16 AM
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Probabilistically determine whether a number is prime in C#
Posted by Rod Stephens at
3/4/2014 6:45 AM
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Let the user draw polygons, move them, and add points to them in C#
Posted by Rod Stephens at
2/18/2014 9:46 AM
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Plot a heart-shaped function in C#, Part 3
Posted by Rod Stephens at
2/14/2014 12:10 PM
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Make a program that finds and removes duplicate files in C#, Part 4 of 4
Posted by Rod Stephens at
11/15/2013 3:57 PM
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Make a program that finds and removes duplicate files in C#, Part 3 of 4
Posted by Rod Stephens at
11/14/2013 6:14 AM
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Make a program that finds and removes duplicate files in C#, Part 2 of 4
Posted by Rod Stephens at
11/13/2013 9:29 AM
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Make a program that finds and removes duplicate files in C#, Part 1 of 4
Posted by Rod Stephens at
11/12/2013 9:08 AM
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Calculate hash codes for a file in C#
Posted by Rod Stephens at
11/11/2013 9:01 AM
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Draw text centered above and below a circle in C#
Posted by Rod Stephens at
8/19/2013 7:19 AM
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BOOK DRAWING: Essential Algorithms (A Practical Approach to Computer Algorithms)
Posted by Rod Stephens at
8/16/2013 4:58 PM
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Measure character positions when drawing a long string in C#
Posted by Rod Stephens at
8/16/2013 4:40 PM
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Animate a point moving along a curve in polar coordinates in C#
Posted by Rod Stephens at
8/8/2013 8:37 AM
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Graph a curve in polar coordinates in C#
Posted by Rod Stephens at
8/7/2013 9:05 AM
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Fully justify paragraphs of text in C#
Posted by Rod Stephens at
7/9/2013 7:09 AM
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Find the points of intersection between two conic sections selected by the user in C#
Posted by Rod Stephens at
6/29/2013 9:38 AM
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Let the user select a conic section in C#
Posted by Rod Stephens at
6/28/2013 9:52 AM
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Draw a conic section from its polynomial equation in C#
Posted by Rod Stephens at
6/24/2013 6:39 AM
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Display a stacked graphic representation of compound interest in C#
Posted by Rod Stephens at
6/17/2013 6:19 AM
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Display a graphic representation of compound interest in C#
Posted by Rod Stephens at
6/14/2013 10:23 AM
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Find the points of intersection between a parabola and a hyperbola in C#
Posted by Rod Stephens at
6/10/2013 3:23 PM
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Calculate the points where two ellipses intersect in C#, Part 4
Posted by Rod Stephens at
6/8/2013 9:38 AM
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Calculate the points where two ellipses intersect in C#, Part 3
Posted by Rod Stephens at
6/7/2013 10:13 AM
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Calculate the points where two ellipses intersect in C#, Part 2
Posted by Rod Stephens at
6/6/2013 9:25 AM
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Calculate the points where two ellipses intersect in C#, Part 1
Posted by Rod Stephens at
6/5/2013 10:04 AM
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Calculate the formula for an ellipse selected by the user in C#
Posted by Rod Stephens at
5/22/2013 3:12 PM
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Calculate the formula for a circle selected by the user in C#
Posted by Rod Stephens at
5/21/2013 10:09 AM
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How to extract only some of the information from a JSON file in C#
Posted by Rod Stephens at
5/15/2013 2:49 PM
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Use JSON to serialize and deserialize objects in C#
Posted by Rod Stephens at
5/14/2013 3:19 PM
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Apply a filter to make a color embossed image in C#
Posted by Rod Stephens at
4/7/2013 8:10 AM
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Use branch and bound to recursively find the highest value path through a two-dimensional array of numbers in C#
Posted by Rod Stephens at
3/27/2013 8:32 AM
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Recursively find the highest value path through a two-dimensional array of numbers in C#
Posted by Rod Stephens at
3/25/2013 9:59 AM
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Draw a breadth-first colored binary tree in C#
Posted by Rod Stephens at
1/18/2013 6:57 AM
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Draw a colored binary tree in C#
Posted by Rod Stephens at
1/17/2013 6:10 AM
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Use statement lambdas in C#
Posted by Rod Stephens at
1/16/2013 6:26 AM
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Use lambda expressions in C#
Posted by Rod Stephens at
1/15/2013 6:28 AM
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Use anonymous methods in C#
Posted by Rod Stephens at
1/14/2013 6:43 AM
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Use the predefined Action, Func, and EventHandler delegate types in C#
Posted by Rod Stephens at
1/11/2013 3:08 PM
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Make a program that simulates rolling two 6-sided dice and compares the results to expected results in C#
Posted by Rod Stephens at
11/19/2012 3:00 PM
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Calculate Fibonacci numbers in several ways in C#
Posted by Rod Stephens at
11/12/2012 9:35 PM
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Use a cryptographic random number generator in C#
Posted by Rod Stephens at
11/7/2012 11:40 AM
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Recursively draw equations in C#
Posted by Rod Stephens at
11/2/2012 3:19 PM
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Use a for loop to recursively iterate over the items in an array with an unknown number of dimensions in C#
Posted by Rod Stephens at
10/30/2012 7:40 AM
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Warp images arbitrarily in C#, Part 2
Posted by Rod Stephens at
10/4/2012 12:31 PM
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Warp images arbitrarily in C#
Posted by Rod Stephens at
10/2/2012 5:21 PM
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Draw animated exploding 3-dimensional pie slices in C#
Posted by Rod Stephens at
9/28/2012 9:10 AM
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Draw 3-dimensional pie slices in C#
Posted by Rod Stephens at
9/27/2012 8:21 AM
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Calculate where a line segment and an ellipse intersect in C#
Posted by Rod Stephens at
9/24/2012 6:17 AM
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Draw a pie chart with labels and annotations in C#
Posted by Rod Stephens at
9/18/2012 8:50 AM
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Draw a labeled pie chart in C#
Posted by Rod Stephens at
9/17/2012 11:29 AM
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Draw a pie chart in C#
Posted by Rod Stephens at
9/14/2012 9:30 AM
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Initialize a Random object to produce a repeatable series of "random" numbers in C#
Posted by Rod Stephens at
9/10/2012 3:18 PM
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Generate random polygons in C#
Posted by Rod Stephens at
8/29/2012 7:59 AM
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Calculate the present value of a future amount of money in C#
Posted by Rod Stephens at
8/7/2012 7:43 AM
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Add LINQ to the example that suggests words based on what the user is typing in C#
Posted by Rod Stephens at
8/1/2012 2:25 PM
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Improve the example that suggests words based on what the user is typing in C#
Posted by Rod Stephens at
7/30/2012 8:45 AM
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Suggest words based on what the user is typing as a smart phone does in C#
Posted by Rod Stephens at
7/27/2012 10:22 AM
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Use the yield statement to make an enumeration in C#
Posted by Rod Stephens at
6/26/2012 7:08 AM
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Use the Sieve of Eratosthenes to find prime numbers in a range in C#
Posted by Rod Stephens at
6/25/2012 2:56 PM
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Compare sorting algorithms in C#, article 5 of 5
Posted by Rod Stephens at
6/22/2012 6:20 AM
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Compare sorting algorithms in C#, article 4 of 5
Posted by Rod Stephens at
6/21/2012 6:17 AM
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Compare sorting algorithms in C#, article 3 of 5
Posted by Rod Stephens at
6/20/2012 6:16 AM
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Compare sorting algorithms in C#, article 2 of 5
Posted by Rod Stephens at
6/19/2012 6:12 AM
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Compare sorting algorithms in C#, article 1 of 5
Posted by Rod Stephens at
6/18/2012 6:02 AM
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Draw a star with a given number of points in C#
Posted by Rod Stephens at
6/4/2012 7:56 AM
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Parse file sizes in KB, MB, GB, and so forth in C#
Posted by Rod Stephens at
6/1/2012 7:22 AM
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Pixellate parts of an image in C#
Posted by Rod Stephens at
5/23/2012 7:29 AM
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Draw a phi spiral (or golden spiral) in C#
Posted by Rod Stephens at
5/17/2012 7:19 AM
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Use image processing techniques to pixellate an image and create other effects in C#
Posted by Rod Stephens at
5/16/2012 6:46 AM
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Make a hangman game in C#
Posted by Rod Stephens at
4/19/2012 8:53 AM
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Use LINQ to select specific words from a file to build a dictionary in C#
Posted by Rod Stephens at
4/18/2012 9:41 AM
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Draw a nested series of golden rectangles in C#
Posted by Rod Stephens at
4/17/2012 5:36 PM
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Examine the relationship between the Fibonacci sequence and phi in C#
Posted by Rod Stephens at
4/16/2012 9:02 AM
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Make extension methods that randomize arrays and lists in C#
Posted by Rod Stephens at
4/4/2012 8:34 AM
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Platonic Solids Part 4: The dodecahedron and icosahedron
Posted by Rod Stephens at
3/29/2012 6:50 AM
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Platonic Solids Part 3: The cube and octahedron
Posted by Rod Stephens at
3/28/2012 7:20 AM
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Platonic Solids Part 2: The tetrahedron
Posted by Rod Stephens at
3/27/2012 7:27 AM
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Platonic Solids Part 1: What are the Platonic solids?
Posted by Rod Stephens at
3/26/2012 8:21 AM
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Use "banker's rounding" and "normal" rounding in C#
Posted by Rod Stephens at
3/22/2012 1:45 PM
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Make a game where you control a cannon ball's angle and speed to try to hit a house in C#
Posted by Rod Stephens at
3/9/2012 5:06 PM
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Extract text created by DrawString from a metafile in C#
Posted by Rod Stephens at
2/24/2012 11:02 AM
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Enumerate the records in a metafile and skip some in C#
Posted by Rod Stephens at
2/23/2012 9:32 AM
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Use BeginInvoke and a callback to perform tasks asynchronously in C#
Posted by Rod Stephens at
2/22/2012 8:58 AM
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Use BeginInvoke and EndInvoke to perform tasks asynchronously in C#
Posted by Rod Stephens at
2/21/2012 9:08 AM
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Recursively perform red-eye reduction on a picture in C#
Posted by Rod Stephens at
2/17/2012 9:39 AM
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Perform red-eye reduction on a picture in C#
Posted by Rod Stephens at
2/15/2012 9:56 AM
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Use a scroll bar to change the cutoff value for binary contrast enhancement in C#
Posted by Rod Stephens at
2/14/2012 1:05 PM
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Perform binary contrast enhancement on an image in C#
Posted by Rod Stephens at
2/13/2012 9:10 AM
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Loop over the entries in an array without knowing how many dimensions the array has in C#
Posted by Rod Stephens at
2/6/2012 2:33 PM
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Add "extension properties" to classes in C#
Posted by Rod Stephens at
1/31/2012 6:07 AM
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Make stable appointment assignments based on customer preferences in C#
Posted by Rod Stephens at
1/30/2012 7:23 AM
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Graph an equation entered by the user in C#
Posted by Rod Stephens at
1/24/2012 1:17 PM
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Graph an equation y = F(x) in C#
Posted by Rod Stephens at
1/23/2012 8:49 AM
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Create a bitmap and save it into a file using WPF, XAML, and C#
Thursday, March 27, 2014
Set the pixels in a bitmap using WPF, XAML, and C#
Wednesday, March 26, 2014
Create a 3-D surface really quickly with WPF, XAML, and C#
Sunday, March 23, 2014
Create a 3-D surface more quickly with WPF, XAML, and C#
Thursday, March 20, 2014
Draw a smooth 3-D surface with WPF, XAML, and C#
Tuesday, March 18, 2014
Graph a series that approximates pi in C#
Monday, March 17, 2014
In honor of Pi Day (3.14), calculate digits of pi in C#
Friday, March 14, 2014
Draw a 3-D surface with WPF, XAML, and C#
Wednesday, March 12, 2014
Understand three-dimensional drawing with WPF, XAML, and C#
Monday, March 10, 2014
Rainbowize an image in C#
Thursday, March 06, 2014
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Recent Comments
Rod Stephens on
Compare the performance of the float, double, and decimal data types in C#
3/23/2014
Alfred Neuman on
Compare the performance of the float, double, and decimal data types in C#
3/21/2014
Rod Stephens on
Draw lines made up of animated "marching ants" in C#
3/18/2014
Someone on
Draw lines made up of animated "marching ants" in C#
3/17/2014
Rosey on
Save Excel data in a PDF file in C#
3/14/2014
212 3484988 on
Make a C# DLL and use it from Excel VBA code
3/3/2014
Karl on
Make a C# DLL and use it from Excel VBA code
3/3/2014
Rod Stephens on
Use a standard Windows dialog to let the user select a folder in C#
2/20/2014
Annon on
Use a standard Windows dialog to let the user select a folder in C#
2/19/2014
Christina Lilja on
Let the user draw polygons and move them in C#
2/19/2014
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