-
Recent Books:
![[Essential Algorithms, Second Edition]](http://www.csharphelper.com/essential_algs_2e_158_200.jpg)
![[WPF 3d, Three-Dimensional Graphics with WPF and C#]](http://www.csharphelper.com/wpf3d_160_200.png)
![[The C# Helper Top 100]](http://www.csharphelper.com/top100_161_200.png)
![[Interview Puzzles Dissected]](http://www.csharphelper.com/interview_puzzles_161_200.jpg)
-
Recent Posts
-
Recent Comments
- RodStephens on Calculate hash codes for a file in C#
- A wellwisher on Calculate hash codes for a file in C#
- pappalapub on Find rectangles defined by a side and aspect ratio in C#
- RodStephens on Find rectangles defined by a side and aspect ratio in C#
- pappalapub on Find rectangles defined by a side and aspect ratio in C#
Archives
- February 2021
- January 2021
- December 2020
- November 2020
- October 2020
- September 2020
- August 2020
- July 2020
- June 2020
- May 2020
- April 2020
- March 2020
- February 2020
- January 2020
- December 2019
- November 2019
- October 2019
- September 2019
- August 2019
- July 2019
- June 2019
- May 2019
- April 2019
- March 2019
- February 2019
- January 2019
- December 2018
- November 2018
- October 2018
- September 2018
- August 2018
- July 2018
- June 2018
- May 2018
- April 2018
- March 2018
- February 2018
- January 2018
- December 2017
- November 2017
- October 2017
- September 2017
- August 2017
- July 2017
- June 2017
- May 2017
- April 2017
- March 2017
- February 2017
- January 2017
- December 2016
- November 2016
- October 2016
- September 2016
- August 2016
- July 2016
- June 2016
- May 2016
- April 2016
- March 2016
- February 2016
- January 2016
- December 2015
- November 2015
- October 2015
- September 2015
- August 2015
- July 2015
- June 2015
- May 2015
- April 2015
- March 2015
- February 2015
- January 2015
- December 2014
- November 2014
- October 2014
- September 2014
- August 2014
- July 2014
- June 2014
- May 2014
- February 2014
- January 2014
- December 2013
- October 2013
- August 2013
- June 2013
- December 2012
- September 2012
- July 2012
- June 2012
- November 2011
- May 2011
- April 2011
- February 2011
- December 2010
Categories
- .NET
- 3D
- 3D graphics
- ADO.NET
- algorithms
- animation
- API
- arrays
- attributes
- audio
- books
- C#
- C# programming
- calculations
- challenges
- classes
- clipboard
- coding
- combinatorics
- console
- controls
- cryptography
- curve fitting
- database
- debugging
- dialogs
- directories
- Drag and Drop
- drawing
- drawings
- enums
- Event
- events
- example program
- Excel
- extension methods
- extensions
- files
- finance
- fonts
- formatting
- forms
- fractals
- ftp
- games
- GDI+
- generic
- geometry
- globalization
- graphics
- html
- IDE
- image processing
- inheritance
- interfaces
- internationalization
- internet
- interoperability
- LINQ
- lists
- localization
- mathematics
- memory
- menus
- MessageBox
- methods
- miscellany
- multimedia
- network
- Office
- OOP
- operators
- parsing
- performance
- phone
- PowerPoint
- printers
- printing
- productivity
- programs
- puzzles
- recursion
- reflection
- registry
- regular expressions
- serialization
- settings
- SQL
- stories
- strings
- syntax
- system
- threading
- three-dimensional graphics
- tips
- tools
- transformations
- Uncategorized
- user interface
- variables
- VBA
- web
- Windows Forms programming
- WMI
- Word
- wpf
- XAML
- XML
Meta
Tag Archives: search
Sort and search arrays in C#
The Array class provides several useful methods for working with arrays. Two of them let you sort and search arrays. The following code shows how the program uses the Array class’s Sort method to sort an array of random data. … Continue reading
Posted in algorithms, arrays
Tagged algorithms, arrays, binary search, C#, C# programming, example, example program, search, searching, sort, sorting, Windows Forms programming
1 Comment
Let the user pick database search criteria in C#
The top part of this program holds three columns of controls. The left column contains combo boxes holding the names of the fields in a database table. The middle column holds operators such as =, <, and >=. The right … Continue reading
Posted in database, user interface
Tagged C#, C# programming, ComboBox, criteria, database, example, example program, filter, search, Text Box, user interface, Windows Forms programming
1 Comment
Find files that match multiple patterns in C#
The System.IO.Directory.GetFiles method lets you easily search for files in a directory that match a pattern. Unfortunately it can only search for files that match a single pattern. For example, if you want to find files that match the patterns … Continue reading
Posted in .NET, files
Tagged .NET, C#, C# programming, directory, example, example program, files, find files, GetFiles, pattern matching, patterns, search, search for files, System.IO, Windows Forms programming
2 Comments
Use branch and bound with an initial heuristic to solve the partition problem in C#
The post Use exhaustive search to solve the partition problem in C# explains the partition problem and how you can use an exhaustive search to find solutions for it. The post Use branch and bound to solve the partition problem … Continue reading
Posted in algorithms, mathematics
Tagged algorithms, branch and bound, C#, C# programming, example, example program, exhaustive search, heuristics, mathematics, multi-core, multi-threading, parallel processsing, partition problem, partitioning problem, search, search strategies, Task Parallel Library, threading, threads, TPL, Windows Forms programming
1 Comment
Use branch and bound to solve the partition problem in C#
The post Use exhaustive search to solve the partition problem in C# explains the partition problem and how you can use an exhaustive search to find solutions for it. Unfortunately the number of possible solutions is enormous. If you are … Continue reading
Posted in algorithms, mathematics
Tagged algorithms, branch and bound, C#, C# programming, example, example program, exhaustive search, heuristics, mathematics, multi-core, multi-threading, parallel processsing, partition problem, partitioning problem, search, search strategies, Task Parallel Library, threading, threads, TPL, Windows Forms programming
6 Comments
Use exhaustive search to solve the partition problem in C#
In the partition problem, the goal is to divide a set of numbers into two subsets that have the same total. My favorite story for the partition problem is the “booty division problem.” Suppose you and a friend find a … Continue reading
Posted in algorithms, mathematics
Tagged algorithms, branch and bound, C#, C# programming, example, example program, exhaustive search, heuristics, mathematics, multi-core, multi-threading, parallel processsing, partition problem, partitioning problem, search, search strategies, Task Parallel Library, threading, threads, TPL, Windows Forms programming
4 Comments
Find, open, and replace text in files in C#
The example Find files and replace text in them in C# shows how you can find and replace text in files. This example modifies that one to let you open the files you find by double clicking on them in … Continue reading
Find files and replace text in them in C#
This program lets you recursively find files in a directory hierarchy that match one or more patterns. You can then replace text in those files with new text. Both the Find and Find & Replace buttons call the SearchForFiles method. … Continue reading
Posted in directories, files, tools
Tagged C#, C# programming, directories, example, example program, files, find and replace, find files, search, search for files, tools, Windows Forms programming
1 Comment