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Use the conditional (ternary) ?: operator in C#

Posted by Rod Stephens at 2/8/2011 6:52 AM | Add Comment

Declare and initialize empty arrays in C#

Posted by Rod Stephens at 2/7/2011 7:22 AM | Add Comment

Update ComboBox choices when the user enters a new choice in C#

Posted by Rod Stephens at 2/4/2011 5:31 PM | Add Comment

Display a continuously updating graph of stock prices taken from the internet in C#

Posted by Rod Stephens at 2/3/2011 4:39 PM | Add Comment

Use a simple sprite class to animate several bouncing balls in C#

Posted by Rod Stephens at 2/2/2011 10:42 PM | Add Comment

Animate several bouncing balls in C#

Posted by Rod Stephens at 2/1/2011 3:17 PM | Add Comment

Compare two images to find differences in C#

Posted by Rod Stephens at 1/31/2011 3:32 PM | Add Comment

Use a loop to load pictures into PictureBoxes in C#

Posted by Rod Stephens at 1/30/2011 8:15 PM | Add Comment

Make a kaleidoscope program in C#

Posted by Rod Stephens at 1/29/2011 6:52 PM | Add Comment

Pixelate areas on an image in C#

Posted by Rod Stephens at 1/28/2011 3:18 PM | Add Comment

Make a map that shows a circular closeup of the part under the mouse in C#

Posted by Rod Stephens at 1/27/2011 7:30 AM | Add Comment

Use WMI to get lots of information about the operating system in C#

Posted by Rod Stephens at 1/26/2011 6:27 AM | Add Comment

Move files and directories into the recycle bin (wastebasket), see how many items are in the recycle bin, and empty the recycle bin in C#

Posted by Rod Stephens at 1/25/2011 4:39 PM | Add Comment

Make a scribble application that lets the user zoom in or out on the picture in C#

Posted by Rod Stephens at 1/24/2011 4:38 PM | Add Comment

Let the user zoom and scroll a picture drawn by the program in C#

Posted by Rod Stephens at 1/23/2011 4:59 PM | Add Comment

Plot a simple heart-shaped function in C#

Posted by Rod Stephens at 1/21/2011 8:27 AM | Add Comment

Make a web page containing a table of thumbnails to display the images in a directory in C#

Posted by Rod Stephens at 1/20/2011 8:24 AM | Add Comment

Make thumbnails and a web page to display the images in a directory in C#

Posted by Rod Stephens at 1/19/2011 6:53 PM | Add Comment

Search for files that match multiple patterns in C#

Posted by Rod Stephens at 1/18/2011 12:39 PM | Add Comment

Find Egyptian fractions in C#

Posted by Rod Stephens at 1/17/2011 6:53 AM | Add Comment

Make a Fraction class in C#

Posted by Rod Stephens at 1/16/2011 8:23 AM | Add Comment

Use a label setting algorithm to find shortest paths through a network in C#

Posted by Rod Stephens at 1/14/2011 4:38 PM | Add Comment

Make and use an array of controls in C#

Posted by Rod Stephens at 1/13/2011 4:50 PM | Add Comment

Get and set file creation, modification, and access times in C#

Posted by Rod Stephens at 1/12/2011 8:09 AM | Add Comment

Prevent Visual Studio from running old versions of a program with syntax errors

Posted by Rod Stephens at 1/10/2011 6:08 AM | Add Comment

Make a Visual Studio toolbar button that opens a web site or sends email

Posted by Rod Stephens at 1/9/2011 6:49 AM | Add Comment

Add a tool to Visual Studio that opens a web site or sends email

Posted by Rod Stephens at 1/8/2011 6:45 AM | Add Comment

Display line numbers in the Visual Studio code editor

Posted by Rod Stephens at 1/7/2011 3:35 PM | Add Comment

Rotate a drawing around a point other than the origin in C#

Posted by Rod Stephens at 1/5/2011 8:49 AM | Add Comment

Make an infinitely cascading series of menu items in C#

Posted by Rod Stephens at 1/4/2011 6:30 AM | Add Comment

Create menu items at run time with images, shortcut keys, and event handlers in C#

Posted by Rod Stephens at 1/3/2011 8:55 AM | Add Comment

Initialize an array of integers with a range of values or a repeated value in C#

Posted by Rod Stephens at 1/2/2011 6:31 AM | Add Comment

Let the user draw rubber band ellipses (or other shapes) in C#

Posted by Rod Stephens at 1/1/2011 6:11 AM | Add Comment

Let the user move the center point of elliptical gradient in C#

Posted by Rod Stephens at 12/31/2010 6:08 AM | Add Comment

Fill an area with an elliptical gradient in C#

Posted by Rod Stephens at 12/30/2010 9:36 AM | Add Comment

Use the "is" operator to see if an object can be converted into another type in C#

Posted by Rod Stephens at 12/29/2010 8:30 AM | Add Comment

Make a countdown timer that displays the number of days, minutes, hours, and seconds until an event in C#

Posted by Rod Stephens at 12/27/2010 3:46 PM | Add Comment

Set tab stops in a RichTextBox control in C#

Posted by Rod Stephens at 12/26/2010 2:00 PM | Add Comment

Format pieces of text in a RichTextBox in C#

Posted by Rod Stephens at 12/25/2010 10:34 PM | Add Comment

Make a BoundsArray class that lets you easily make arrays with non-zero lower bounds in C#

Posted by Rod Stephens at 12/24/2010 10:52 AM | Add Comment

Make a default indexer property for a class in C#

Posted by Rod Stephens at 12/23/2010 7:32 AM | Add Comment

Make arrays with non-zero lower bounds in C#

Posted by Rod Stephens at 12/22/2010 9:23 PM | Add Comment

Use Array.Copy to copy arrays quickly in C#

Posted by Rod Stephens at 12/21/2010 8:18 PM | Add Comment

Draw a variety of fractal strange attractors in C#

Posted by Rod Stephens at 12/20/2010 10:32 AM | Add Comment

Draw "stars" inside polygons in C#

Posted by Rod Stephens at 12/19/2010 3:17 PM | Add Comment

Make a label's font as big as possible while still allowing its text to fit in C#

Posted by Rod Stephens at 12/18/2010 9:26 AM | Add Comment

Use XML serialization to save and restore pictures drawn by the user in C#

Posted by Rod Stephens at 12/17/2010 5:20 PM | View Comments (2) | Add Comment

Display an end user license agreement the first time the user runs a program in C#

Posted by Rod Stephens at 12/16/2010 9:45 AM | Add Comment

Easily remove all non-digit or non-letter characters from a string in C#

Posted by Rod Stephens at 12/15/2010 4:11 PM | Add Comment

Make an enhanced scribble application that lets the user draw in different colors, line thicknesses, and line styles in C#

Posted by Rod Stephens at 12/14/2010 10:56 AM | Add Comment

Let the user draw curves and scribble on a PictureBox in C#

Posted by Rod Stephens at 12/13/2010 1:28 PM | Add Comment

Use steganography to hide encrypted messages in an image in C#

Posted by Rod Stephens at 12/12/2010 6:28 AM | Add Comment

Make a Set class that inherits from HashSet and that support operators such as union and intersection in C#

Posted by Rod Stephens at 12/11/2010 6:06 AM | Add Comment

Use the HashSet class to represent sets and perform set operations in C#

Posted by Rod Stephens at 12/10/2010 4:04 PM | Add Comment

Draw text with each character in a random color in C#

Posted by Rod Stephens at 12/9/2010 6:45 AM | Add Comment

Use MeasureCharacterRanges to see where the parts of a string will be drawn in C#

Posted by Rod Stephens at 12/8/2010 6:08 AM | Add Comment

Make a bouncing ball animation in C#

Posted by Rod Stephens at 12/7/2010 6:13 AM | Add Comment

Play an audio resource in C#

Posted by Rod Stephens at 12/6/2010 12:55 PM | Add Comment

Challenge: Write a program that can display its own code in C#

Posted by Rod Stephens at 12/4/2010 8:05 AM | View Comments (3) | Add Comment

Drag and drop to move or copy text while providing feedback in C#

Posted by Rod Stephens at 12/3/2010 10:26 AM | Add Comment

Drag and drop images in C#

Posted by Rod Stephens at 12/2/2010 9:00 AM | Add Comment

Drag and drop text in C#

Posted by Rod Stephens at 12/1/2010 11:19 AM | View Comments (1) | Add Comment

Find the number of years, months, days, hours, minutes, and seconds between two dates in C#

Posted by Rod Stephens at 11/30/2010 7:59 AM | Add Comment

Use a TimeSpan to find the number of days, hours, minutes, or seconds between two dates in C#

Posted by Rod Stephens at 11/29/2010 1:19 PM | Add Comment

Use TryParse to parse values entered by the user in C#

Posted by Rod Stephens at 11/28/2010 6:46 AM | Add Comment

Fill a polygon with a PathGradientBrush in C#

Posted by Rod Stephens at 11/27/2010 9:21 AM | View Comments (2) | Add Comment

Find a least squares Weibull curve fit for a set of points in C#

Posted by Rod Stephens at 11/25/2010 6:38 AM | Add Comment

Find an exponential least squares fit for a set of points in C#

Posted by Rod Stephens at 11/24/2010 9:43 AM | Add Comment

Handle mouse events for a generic TreeNode class in C#

Posted by Rod Stephens at 11/23/2010 6:28 AM | View Comments (2) | Add Comment

Make a generic TreeNode class that can draw a tree of just about anything in C#, Part 2

Posted by Rod Stephens at 11/22/2010 12:05 PM | Add Comment

Make a generic TreeNode class that can draw a tree of just about anything in C#, Part 1

Posted by Rod Stephens at 11/20/2010 6:32 AM | View Comments (4) | Add Comment

Make a generic priority queue class in C#

Posted by Rod Stephens at 11/19/2010 6:17 AM | Add Comment

Draw lines with custom dash patterns in C#

Posted by Rod Stephens at 11/18/2010 6:00 AM | Add Comment

Find a smallest enclosing rectangle for a polygon in C#

Posted by Rod Stephens at 11/17/2010 3:39 PM | View Comments (7) | Add Comment

Draw dashed lines with different dash cap styles in C#

Posted by Rod Stephens at 11/17/2010 7:21 AM | Add Comment

Draw dashed lines with various dash styles in C#

Posted by Rod Stephens at 11/16/2010 5:24 PM | Add Comment

Make a macro in the Visual Studio IDE that lets you easily insert standard comments into your code

Posted by Rod Stephens at 11/15/2010 6:49 PM | Add Comment

Use branch and bound with an initial heuristic to solve the partitioning problem in C#

Posted by Rod Stephens at 11/13/2010 9:45 AM | Add Comment

Solve the partitioning problem by using an exhaustive search in C#

Posted by Rod Stephens at 11/13/2010 9:40 AM | Add Comment

Use branch and bound to solve the partitioning problem more quickly than an exhaustive search in C#

Posted by Rod Stephens at 11/11/2010 9:41 AM | Add Comment

Run a DOS application and capture its output in C#

Posted by Rod Stephens at 11/10/2010 7:52 AM | Add Comment

Find a polynomial least squares fit for a set of points in C#

Posted by Rod Stephens at 11/8/2010 8:20 AM | Add Comment

Find a linear least squares fit for a set of points in C#

Posted by Rod Stephens at 11/6/2010 4:08 PM | Add Comment

Make CAPTCHA images with overlapping characters in C#

Posted by Rod Stephens at 11/5/2010 5:56 AM | Add Comment

Make CAPTCHA images with warped and rotated characters in C#

Posted by Rod Stephens at 11/4/2010 6:09 AM | Add Comment

Use FTP to get a file's size and last modification time on an FTP server in C#

Posted by Rod Stephens at 11/3/2010 7:47 AM | Add Comment

Make a menu and menu items at run time for a WPF application in C#

Posted by Rod Stephens at 11/2/2010 10:01 AM | Add Comment

Use FTP to upload a file to an FTP server in C#

Posted by Rod Stephens at 10/31/2010 6:47 AM | Add Comment

Use FTP to upload text into a file on an FTP server in C#

Posted by Rod Stephens at 10/30/2010 6:57 AM | Add Comment

Convert between long and short file names in C#

Posted by Rod Stephens at 10/29/2010 7:36 AM | Add Comment

Make an owner drawn tooltip that displays a picture in C#

Posted by Rod Stephens at 10/28/2010 4:14 PM | Add Comment

Get stock prices from the internet in C#

Posted by Rod Stephens at 10/27/2010 6:22 AM | Add Comment

Change a localized program's locale at runtime to test it in multiple languages and locales in C#

Posted by Rod Stephens at 10/26/2010 6:26 AM | Add Comment

Test a localized program that works in multiple languages and locales in C#

Posted by Rod Stephens at 10/25/2010 6:42 AM | Add Comment

Localize a program's user interface to work in multiple languages and locales in C#

Posted by Rod Stephens at 10/23/2010 6:56 AM | Add Comment

Draw a vortex fractal with smoothly shaded colors in C#

Posted by Rod Stephens at 10/22/2010 9:10 AM | Add Comment

Draw a Mandelbrot set with smoothly shaded colors in C#

Posted by Rod Stephens at 10/21/2010 9:12 AM | Add Comment

Pick N random items from an array of M items in C#

Posted by Rod Stephens at 10/20/2010 8:36 AM | Add Comment

Select a random object from an array or other collection in C#

Posted by Rod Stephens at 10/19/2010 6:11 AM | Add Comment

See if a number is expressible as a sum of two cubes (and calculate Taxicab numbers) in C#

Posted by Rod Stephens at 10/18/2010 7:29 AM | Add Comment
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Recent Posts

  1. Use the conditional (ternary) ?: operator in C#
    Tuesday, February 08, 2011
  2. Declare and initialize empty arrays in C#
    Monday, February 07, 2011
  3. Update ComboBox choices when the user enters a new choice in C#
    Friday, February 04, 2011
  4. Display a continuously updating graph of stock prices taken from the internet in C#
    Thursday, February 03, 2011
  5. Use a simple sprite class to animate several bouncing balls in C#
    Wednesday, February 02, 2011
  6. Animate several bouncing balls in C#
    Tuesday, February 01, 2011
  7. Compare two images to find differences in C#
    Monday, January 31, 2011
  8. Use a loop to load pictures into PictureBoxes in C#
    Sunday, January 30, 2011
  9. Make a kaleidoscope program in C#
    Saturday, January 29, 2011
  10. Pixelate areas on an image in C#
    Friday, January 28, 2011

Recent Comments

  1. Rod Stephens on Use WMI to get detailed information about printers in C#
    1/7/2011
  2. driving games on Use WMI to get detailed information about printers in C#
    1/7/2011
  3. Rod Stephens on Use XML serialization to save and restore pictures drawn by the user in C#
    12/18/2010
  4. Richard Moss on Use XML serialization to save and restore pictures drawn by the user in C#
    12/18/2010
  5. Rod Stephens on Challenge: Write a program that can display its own code in C#
    12/2/2010
  6. OperatorX on Challenge: Write a program that can display its own code in C#
    12/1/2010
  7. Corey on Drag and drop text in C#
    12/1/2010
  8. Rod Stephens on Fill a polygon with a PathGradientBrush in C#
    11/29/2010
  9. OperatorX on Fill a polygon with a PathGradientBrush in C#
    11/28/2010
  10. Rod Stephens on Handle mouse events for a generic TreeNode class in C#
    11/24/2010
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