C# Corner

Resources  
  • Printing in C#Jan 26, 2000. This sample shows you how to print a text box contents in C# and .NET.
  • CSDownloadURL : Download Contents of a Web PageDec 03, 2000. CSDownloadURL is a class which has two functions - SetURL and DownloadURL. The set URL sets the current URL and GetDownload downloads the URL contents and returns its contents in a string.
  • PaintBrush in C# - IIJan 30, 2001. This is a PaintBrush Application. In this Paintbrush user can draw some images and he can save the images in a persistence storage and later time can retrive the images.
  • ADO.NET DataSet ProgrammingMar 20, 2001. A sample project shows you how to add, edit, delete, navigate, save records in a database using DataSet.
  • Simple Web File DownloadMar 23, 2001. This is a simple program that shows how to download files from the web and save them. The program uses the HttpWebRequest and HttpWebResponse classes to request and retrieve the requested file.
  • Assemblies : The Ins and Out : Part IIApr 16, 2001. In this part, I will discuss both Private and Shared assemblies and how to create a "Shared Assembly".
  • Assemblies : The Ins and Out : Part IIIApr 20, 2001. In this part I will discuss in more detail than Part 2, the available utilities for manipulating assemblies.
  • Auto CompilerMay 05, 2001. This is a utility to make it easier to compile from the command line. One of the problems with using the command line.
  • Word Pad in C#May 11, 2001. This application explores the Rich Text control in C#,its properties and methods. Explains the usage of common dialog boxes File open, File save and Font dialog box.
  • A Better Notepad using C#Jul 30, 2001. We can use windows registry for saving default setting of notepad. We can used notepad in C# easily.
  • Printing out your W2 Form using C# and .NETAug 07, 2001. This article covers a fairly practical aspect of using a computer - dealing with forms. The concepts in this article can be used to create any Form Application so that you can design forms that you can Fill Out, Open, Save, Print and Print Preview.
  • Mobile Page View UnitSep 24, 2001. This addition to the site retrieves the unit and shows the content of that page.
  • Uploading and Downloading Web FilesOct 05, 2001. This program is for beginner, shows how to use web client class to Download and upload file from the Internet and how to save them to disk. Download or upload file can be done using Method DownLoad Or UpLoad.
  • Reading and Writing XML in C#Oct 29, 2001. In this tutorial, you will learn how to read and write XML documents in Microsoft .NET using C# language.
  • FlashCards Language Program : How to read and save Images in a Sql Server Database using ADO.NETNov 09, 2001. I thought it would be fun to write a simple program that displayed flashcards from a database and at the same time, show you how to read and write images to the database. This program is a simple flashcard program that talks to a single table in a Sql Server Database.
  • Creational Pattern - BuilderFeb 19, 2002. The Builder pattern allows a client object to construct a complex object by specifying only its type and content. The client is shielded from the details of the objects construction.
  • FlashCards Language Program : How to read and save Images in a Sql Server Database using ADO.NETFeb 19, 2002. I thought it would be fun to write a simple program that displayed flashcards from a database and at the same time, show you how to read and write images to the database. This program is a simple flashcard program that talks to a single table in a Sql Server Database.
  • Saving and Restoring Location, Size, and Window State of a FormMar 01, 2002. This article presents a simple C# class that may be added to a form to automatically do this. When I designed this class I wanted to be able to add it to a form using the least amount of code and also be able to add it to a form from the toolbox.
  • Saving and Reading Object to/from a DatabaseMar 25, 2002. An object is a memory stream, which is hard to write using the normal methods. In this article, I show how you can save objects in a database and read back from the database.
  • Save and Restore Setings of a .NET Form using XMLMay 28, 2002. Even though there are advantages to writing to the registry, there are times when a programmer does not want to impact anything outside of the directory where the program resides.
  • Editable GridView Control in C# and .NET - Part IV Exporting the GridView to ExcelJun 27, 2002. In this article we will take the contents of our GridView control and spill it into an Excel spreadsheet using this wrapper mechanism.
  • Intellisense: An Example of How to Make ItJul 01, 2002. Auto completing is one way to offer a productive and programmer friendly user interface to programmers and Intellisense feature of Visual Studio .NET is one of them.
  • TWINXBASE ServiceSep 09, 2002. This service scans in a directory by using FileWatcher component and when a file arrives, then the service will check the extension of the file, if the file has the extension .DBX then it will read the contents of the file and communicate with the database (C:\FILESERVICE\DB\MyDB.mdb) and insert / update / delete the records in the database -table.
  • Auto Redraw in VB.NETDec 13, 2002. This is a problem if you wish to display text and graphics directly on a form.
  • Filling out your 1040EZ Tax Form in .NETJan 21, 2003. Since the 1040EZ form is only a single page, I thought it would be fun to create a Window Form application that helped into the form. This program will allow you to fill out most of the fields and perform the calculations on certain fields as well.
  • Math Equation Editor in C#Apr 07, 2003. The Equation Editor I created in C# allows you to create a few simple equations using the keyboard. With the editor you can open and save files of your equations.
  • How To Print a Data Grid in C# and .NETJun 04, 2003. I wrote this article in response to the question, "How the heck do I print out a DataGrid and its contents
  • Part I: Simple Color Syntax Code Editor for PHP written in C# and .NETJun 18, 2003. The Application is a simple Windows Form program that allows you to open and save the text files edited in the rich edit control, as well as print them out. The program takes advantage of a “syntax” text file for PHP which lists the functions and keywords contained in the PHP language.
  • Part I: Simple Color Syntax Code Editor for PHP written in C# and .NETJun 18, 2003. The second part of this article shows how to print out the contents of a RichTextBox control.
  • Format DateTime Values in XML Extracted From DataSet Jul 17, 2003. In this article we'll see how to specify the format of DateTime values extracted from the ADO.NET DataSet and to verify we will write formatted contents in xml file.
  • Photo Browser and Wallpaper ChangerOct 20, 2003. The attached source code is a Photo Browser and Wallpaper changer. You can save your favorite photos in a list and loud it at any time.
  • W23 ProtectorNov 24, 2003. The attached project is a W23 Protector. This program protects with a Windows registry code by applying 8 various types of protections. The program also has a security account with 3 types of user system accounts which are saved in an XML file.
  • Screen Capture and Save as an ImageDec 30, 2003. The following example source code shows how to capture the screen and save it to an image.
  • Audio Video Modules for ASP.NET Community Starter Kit : Part IIJan 19, 2004. In this article, we will build an additional module for ASP.net CommunityStarterKit that enables you to publish audio and video contents. This module works together with Windows Media Services and it is written in C#. You have to install CommunityStarterKit (C# version for VS) to follow this article.
  • Audio Video Modules for ASP.NET Community Starter Kit : Part IIIJan 19, 2004. In this article, we will build an additional module for ASP.net CommunityStarterKit that enables you to publish audio and video contents. This module works together with Windows Media Services and it is written in C#. You have to install CommunityStarterKit (C# version for VS) to follow this article.
  • Audio Video Modules for ASP.NET Community Starter Kit : Part IVJan 19, 2004. In this tutorial, we will build an additional module for ASP.net CommunityStarterKit that enables you to publish audio and video contents. This module works together with Windows Media Services and it is written in C#. You have to install CommunityStarterKit (C# version for VS) to follow this article.
  • Using Index Server for ASP.NET Site SearchJan 23, 2004. This projects highlights how to add search facility to your ASP.NET page using ADO.NET to browse index server search catalogs.
  • Saving and Loading Ink on InkPicture Control in C#Jun 02, 2004. This article shows a real-world usage of Tablet PC InkPicutre control and ink. The attached file is a Visual Studio 2003 project, which allows you to load an image file, write on the image using ink and save the ink. It also allows you to load and view the saved ink on the image.
  • Portal Development in ASP.NET 2.0Jun 04, 2004. The new security controls make authentication a breeze and web parts provides the user the means to customize content. Personalization and Membership features give developers a ready made framework for personalizing the site to suit individual user needs.
  • Using Web Browser Options in C# and VB.NETSep 21, 2004. I wrote this article in Sept 2001 in response to a question on discussion forums - how to create a Web Browser in C#? Recently, I got a question on how to use Browser's Save As option programmatically. This article explains how to use Web Browser ActiveX to your project to developer your own customized Web Browser and use its options.
  • 3D Real-Time Stock Exchange Quote Stream Ticker in GDI+ and C#Oct 04, 2004. This article represents 3D Real-Time Stock Exchange Quote Stream Ticker version 1.0. The big option here is internal email-alert control with built in POP3 and SMTP protocols. This control starts when some condition is execute. You can save current quote in some graphics format and print it.
  • Storing Images into a DatabaseOct 18, 2004. In order to provide your application with cool pictures you can employ two techniques (at least). One of them is that you can save the pictures in a folder and store the path to each one in a database or configuration file. The other one is to store the entire file into a database, along with its file name.
  • Getting Web Statistics for Instant Downloads in ASP.NETNov 05, 2004. One of the most important website activity parameters is the resource access statistic. Such information is necessary for many purposes - optimizing of the website content, marketing campaigns improvements and also for some diagnostic tests.
  • How to Populate a DropDownList insides a DataGrid through an XML FileNov 16, 2004. In this article, we will show how to fill a DropDownList inside a DataGrid through an XML file. We will also show how the contents of one DropDownList changes dynamically as we change the index of second DropDownList (both inside the grid).
  • Leveraging on XML feature of Microsoft Office Word 2003Nov 24, 2004. Word 2003 came up with a new feature of saving the conventional word document (.doc) files in the XML format. You can retrieve the information inside the Word 2003 documents by using the XPath queries and some logic.
  • Performance Improvement in ASP.NET Using CachingFeb 01, 2005. ASP.NET provides caching at several levels for you to leverage and improve the responsiveness of your application by storing the page output or application data across HTTP requests and reuse it. This allows the web server to take advantage of processing the request without recreating the information and thus saving time and resources.
  • Writing HTML Content to the Screen in Word Document Format In a ServerFeb 10, 2005. This article explains a smple way to create a Microsft Word document representation of some HTML in a server.
  • Pocket PC 2003 : Saving the Signature as a BitmapFeb 15, 2005. The System.Drawing.Graphics namespace is commonly used for almost any forms in the desktop framework, hence it has got lots of facilities to draw any kind of image on to the device context.
  • Globalization Using ASP.NET Apr 19, 2005. In this article we see how to cater different contents based on the culture using Globalization in ASP.NET.
  • Content Management and Collaboration using SPS 2003May 16, 2005. This article would be providing a brief introduction about the role which Share Point Portal Server is going to play in coming future.
  • Top 10 New Features in ADO.NET 2.0Aug 19, 2005. This article summarizes the new and updated features of ADO.NET 2.0, which ships with .NET Framework 2.0. In my following articles I will discuss these features in more details with sample examples.
  • Working with Drawing ClassOct 27, 2005. This article gives an overview to work with drawing and printing class. It explains how to use various methods in the drawing and printing class.
  • New Features of Visual Studio 2005 EditorNov 16, 2005. In my previous articles, I discussed various new features introduced in Visual Studio 2005. This article is another addition to the same series. In this article, I discuss some new features of Visual Studio 2005 editor.
  • How to Select all Checkbox when Header Checkbox is SelectedDec 30, 2005. Here I have provided the code using javascript to check/uncheck all checkboxes when header checkbox is checked. I recommend JAVA Script because its executed at client side and saves request Round-Trip time.
  • Using the DPAPI through ProtectedData Class in .Net Framework 2.0Jan 05, 2006. The objective of this tutorial is to show how the DPAPI can be used to encrypt and decrypt data. Encrypt some data using ProtectedData Class in System.Security.Cryptography namespace and save it to a file. Show that the data can be decrypted using the same class but deferent method. Login as a different user,and show that the data cannot be decrypted.
  • A Loader and Game Pad for Playing SudokuJan 13, 2006. This C# application will allow you to load existing Sudoku games, manually create your own games, save, print, and check Sudoku puzzles, and more. The article also describes how to use the XmlDocument class to persist Sudoku templates and games in progress.
  • Fetching Data from a Database in XML FormatJan 28, 2006. In this article we will see how to fetch data from database in XML format.
  • Writing Dataset to Excel in ASP.NETMar 01, 2006. This article is helpful for those who would like to write dataset contents to a excel file and try to display it in the browser.
  • AutoComplete TextBox in C#Mar 13, 2006. Auto completion is a new feature added to Windows Forms 2.0 controls. In this article, I will show how to use the auto completion feature in your applications.
  • Writing an Addin for SharpDevelop 1.0+ with Visual Studio 2003 Apr 26, 2006. This article shows to create a simple SharpDevelop Pad Content with Visual Studio 2003.
  • Accessing Crystal Report in ASP.NET using C#May 01, 2006. This article is for web-developers who want to access crystal reports in ASP.Net by using multiple tables or views etc. This application might help them and save their development time.
  • Show Folder Contents and Compare with Another FolderJun 03, 2006. This article shows how to list files of a folder and to compare that folder contents with another folder.
  • Capturing Desktop and saving image in a Word DocumentJun 14, 2006. This code will allow you to capture your desktop and save the image into a word document.
  • Aural Alert Generator (Voice and Tones)Aug 25, 2006. This article describes an application used to generate and test aural alerts; I wrote the application originally to allow me to define and test aural alerts for use in a couple of cockpit simulators, however, you could use the application to generate aural alerts for any purpose. The application also may be used to define voice messages which may be optionally saved as wave files for subsequent use in other applications.
  • Retrieve Oracle BLOB and Save as a JPG Using ASP.NET 2.0Sep 01, 2006. The attached code snippet in this article shows how to retrieve Oracle BLOB column data and save as a JPEG file using ASP.NET 2.0 and C#.
  • Prevent CD AutoplaysDec 19, 2006. This article describes the approach used programmatically to prevent a CD from going into auto play mode; this may be useful to you if you are, for example, writing an application that logs directly to CD and you are trying to burn data periodically to a CD but you do not want the CD to go into auto play mode after burning a some data to it.
  • Auto-Update as a Simple Custom ControlMar 02, 2007. This article describes an easy way to implement automated page refreshes through the use of a custom control.
  • Customized Solution & Project Explorer in .NET Using C# and Windows FormsMar 22, 2007. This application will allow us to see any project's or solution's contents as in the Solution Explorer view.
  • Enforce Text Case with Custom ControlsApr 02, 2007. This article shall describe the construction of three custom controls; each is used to format its text content to be either all upper case, all lower case, title case, or normal (as typed) case regardless of the format of the input.
  • Color Syntax Editor Part II - Exporting a RichTextBox to a Microsoft Word DocumentAug 14, 2007. This article is part II of a color syntax editor created back in 2003. It describes how to export the contents of the RichTextBox to Word and Open the Word Document Programmatically.
  • Generate XML based Resource Files on the fly in ASP.NET 1.x applicationsSep 11, 2007. If internationalization was not part of your application’s initial development cycle, but required to extend it globally at a later point of time, then creating resource files from all the UI elements is a very tedious & manual process in ASP.NET 1.x. The framework presented in this article saves a developer from manually updating the resources and keeps the resx files in sync with the webforms and user-controls by automatically generating the resx files.
  • Auto Refresh Data on Page Using AJAXSep 29, 2007. In this article, I explain how to auto-refresh data on an ASP.NET page after a certain interval using AJAX UpdatePanel and other controls.
  • Compress Web Pages using .NET 2.0 Compression LibraryOct 08, 2007. This article explains how to create very simple HttpModule to compress your dynamic content using compression library (System.IO.Compression) available in .NET 2.0?
  • Ajaxify a simple HTML page using a web service Oct 23, 2007. In this article I will explore using a web service to deliver HTML markup content to an HTML aware client using the XML HTTP request object from JavaScript code.
  • A Brief Introduction to Expressions in SQL Server 2005 Reporting ServicesJan 07, 2008. This article shows how you can use expressions in SSRS reports to generate dynamic content based on the data within your report queries.
  • Automatic Reading and Verification of Microsoft Word document in C# using Aspose.WordsJan 17, 2008. Student Course Registration and Verification automatically reads the Roll Number slips in a Microsoft Word document. It parses the Microsoft Word document and then makes corrections if required. It also saves the document at the specified location.
  • Auto Complete in ASP.NET using AjaxFeb 27, 2008. This article will show you how to use Ajax AutoComplete control.
  • Convert WinWord Document to BlobFeb 27, 2008. This article tells you how to convert WinWord document to Blob and save it in a datarow.
  • How to retrieve EMC centera cluster/pool capabilitiesMar 03, 2008. This article describe the use of EMC centera sdk and .net
  • Working with binary large objects (BLOBs)Mar 31, 2008. This article illustrates how to work with binary large objects (BLOBs), it will show you how to save and retrieve BLOB values in a database.
  • Merge Two Files with C#Apr 11, 2008. This article tells you how to merge any two files, whether it is text or video irrespective of the content type and size of the file.
  • Add and handle connection strings in an application configuration file: Part IApr 17, 2008. There are two ways to save data and parameters. In this case we save application parameters like information entered by the user during the installation process.
  • Save the application settings for subsequents sessionsApr 19, 2008. It is very important to save the application settings established by the user in the current session, in order to avoid the application pattern establishment for each time a new session is opened.
  • Save the application settings using VS2005 for subsequent application sessionsApr 21, 2008. It is practical to save some usefuls data that can be kept in a separate file when the application is out of the service.
  • Manage Data in a Win Forms Application (without the Database)May 12, 2008. This article provides an approach to building an application that may be used to collect, store, and retrieve data without relying upon a database to get there.
  • Save TreeView Nodes ExpansionJun 24, 2008. We frequently use an ASP.NET TreeView as a navigation menu. This works well on a single page but if you include the control on a Master Page, it looses its expansion state as you move from one content page to another.
  • Auto create database connection string using INI by C# Jul 22, 2008. This article shows how to auto create database connection string using INI by C# .
  • Upload and save the images Aug 02, 2008. This article shows that how can you upload and save your images. How can you show these images on your web form?
  • Working with the Uniform Grid in WPFAug 22, 2008. In this article I will introduce the Uniform Grid object. The uniform grid object arranges content in its area so that all the cells in the grid have the same dimension. It represents a perfect solution if someone prefers to prevent the headache of ordering controls within an ordinary Grid object.
  • Working with the frame objectAug 28, 2008. In this article, I will represent the frame object witch is a container control that enables to navigate through internet and display some contents such as an Html page.
  • Enhanced MSI Analyzer in .NET using C# and Windows FormsSep 24, 2008. This application allows us to view and update the contents of an MSI file.
  • Cropping or Clipping in WPFNov 06, 2008. The Clip property of an element (defined in the UIElement class) is used to clip a region and represents the geometry that defines the content of an element.
  • Saving and Retrieving Web Page Control with SQL Server and C#Dec 18, 2008. This article describes a simple approach to storing, retrieving, and redisplaying web pages.
  • TextBlock in SilverlightDec 29, 2008. A TextBlock control in .NET 3.5 provides a lightweight control for displaying small amounts of flow contents. This tutorial demonstrates how to create and use a TextBlock control in Silverlight using XAML and C#.
  • Upload and save the images Jan 07, 2009. This article shows that how can you upload and save your images. How can you show these images on your web form?
  • Demonstration of ListView Contents in WPFJan 14, 2009. This article shows how to create a ListView control that uses a GridView view mode to display the contents.
  • Integrate XML Data Within your ASP Page Using XslCompiledTransform Class: Part IFeb 17, 2009. I will provide two techniques as a part of this two parts tutorial to demonstrate how to transform and integrate XML contents within ASP web page.
  • Easy LINQ to SQL Based Master-Detail Editor C#Feb 22, 2009. This article describes a simple approach to creating a LINQ to SQL based master-detail view with the ability to save changes made to the data. With practically no coding involved, the application below will allow the user to edit the master record as well as the detail records.
  • ViewBox Control in SilverlightMar 16, 2009. A ViewBox control resizes itself based on the size of the contents. This article demonstrates how to use a ViewBox control in Silverlight using XAML and C#.
  • Promoting Schemas Properties in BizTalk ServerMar 18, 2009. A common scenario in a BizTalk solution is to subscribe to a message based on its content or context and make decisions based on the underlying values. This is known as content-based routing. In this article, I will cover the principles and techniques to expose this sort of metadata in BizTalk Server.

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