C# Corner

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  • Inserting Data to an XML DocumentMar 28, 2001. The XmlNode and the XmlDocument classes can be used to insert XML data to an existing document or to a new document.
  • Will Java and .Net Framework Co-exist?May 15, 2001. The article begins by briefly probing what constitutes the Java platform and .NET framework.
  • MP3 IndexerAug 20, 2001. Mp3Indexer searches for existing Mp3 files on a given path, and generates a report in XML/XSL.
  • An insight into Code Reusability and COM Interoperability : Part IAug 28, 2001. Code reusability is the art of using existing code to achieve better productivity and ease of maintenance. The concept of reusability is not new. Its existence has been evident since the evolution of mankind.
  • Inheritance and PolymorphismOct 29, 2001. By using the concept of inheritance, it is possible to create a new class from an existing one and add new features to it.
  • How Can You Migrate your Existing Applications?Dec 20, 2001. When a new technology emerges, companies and developers begin to wait anxiously for answers to their questions.
  • Prototype Patterns in C#Dec 26, 2001. The PROTOTYPE PATTERN comes under the classification of Creational Patterns. The creational patterns deals with the best way to create objects. This helps to copy or clone the existing objects to create new ones rather than creating from the scratch.
  • Transcations in Web Services - Part 1Feb 26, 2002. I believe most of the database developers are familiar with transactions. Transactions are one of the common activities a database developer has to deal with. Transactions are also used in Web Services.
  • Understanding Garbage Collection in the .NET FrameworkAug 09, 2002. In this article we will explore the Garbage Collection feature in the .Net framework and the activities required in applications to manage resources complementing the Garbage Collector.
  • Calling Procedural COBOL from VB.NETAug 28, 2002. Many clients will have existing COBOL source code that they will want to use within the .NET Framework.
  • Events in C# Advanced - Lesson2Jan 02, 2003. In the previous lesson we created an event and consumed it. In doing so you probably noticed that our code would have been a little better if we could have determined whether or not the file actually existed.
  • Execution-Time Code Generator for C#Mar 06, 2003. The Common Language Runtime provides a new way of doing things. The compile-time world still exist, but it is also possible to build dynamic systems where new code is added by loading assemblies or even by writing custom code on the fly.
  • Integrate Through Web Interfaces with C#Jan 08, 2004. This article proposes a way for integrating the enterprise applications through web interfaces. Since the web interfaces are widely available for many existing applications, the method may well reduce the cost of building an integration system with less time and get ride of the dependency on other resources.
  • Generating Combo Box in DataGrid ColumnsJan 09, 2004. DataGrid programming in .NET is real fun. And that too if you’re trying to get it programmed in a Windows Forms world its double the work. You got to write a whole lot of code for a simple extensibility of the existing features of datagrid. One good example is having a combobox in one of the columns of the datagrid.
  • Advanced File Explorer using C# and Windows FormsApr 12, 2004. The aim is to create an application which (enhanced windows explorer) consists a tree view where someone can see the files available in the existing drives up to certain levels.
  • Refactoring in Visual Studio 2005Jun 11, 2004. Refactoring allows developers to use the built-in feature of Visual Studio to rename and convert and change the signatures and definitions of a class members. In this article, I will show you how refactoring feature provided by Visual Studio 2005 can be a handy tool when you are reorganizing or optimizing your existing projects.
  • User Registration with PayPalJun 28, 2004. This article summarizes how to perform a user registration process which requires payment and how to integrate that with PayPal. This sort of process would exist on a web form where you want to charge for registration.
  • Interoperability in .NETAug 16, 2004. The important goals of .NET during its development was to promote interoperability with existing technologies.
  • MSMQ on Pocket PC 2003Sep 27, 2004. This article builds on top of the existing article "MSMQ, your reliable asynchronous message processing". It will show how MSMQ can be used on Pocket PC 2003 and at the same time provide an introduction to mobile development and the Compact Framework (CF).
  • TranslateSQLOct 05, 2004. TranslateSQL is a utility for generating SQL-Server SQL scripts based on an existing Oracle schema, in essence 'translating' Oracle schemas into SQL-Server databases.
  • A Scheduled Application Launcher Service in C# and .NETOct 06, 2004. This an article is on launching scheduled tasks. Not quite as exciting as launching a spaceship into outer space, but…hey, even astronauts have to automate some of their day to day activities.
  • Microsoft CRM Customization - Programming Email Activity AttachmentOct 26, 2004. Microsoft CRM is now on the scene and it is increasing its market share, due to Microsoft Business Solutions muscles and marketing strategy. It is tightly integrated with other Microsoft Business Solutions products such as Microsoft Great Plains, Solomon, Navision.
  • 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.
  • An Assignable DateTime Class in C#Jan 11, 2005. Occasionally you run into a structure in the .NET library that you really wish was a class so you can inherit all its existing properties, override the ones you don’t like, and add new properties and methods.
  • Capture Desktop Activities As a MovieFeb 18, 2005. This article shows to capture screen activities as a movie using Windows Media Encoder 9 SDK and C#.
  • Custom Exception Handling in C#May 17, 2005. This article discusses the implementation of Custom Exception Handling using the existing features of C# .Net.
  • Custom Calendar ControlMay 19, 2005. The Custom Calendar Control described in this article overcomes the limitations of the DateTimePicker by enhancing the capabilities of the existing MonthCalendar Control available in Visual Studio .NET.
  • Creating a Dynamic Configuration Dialog in C# and .NETJul 10, 2005. This article will show you how to create a configuration dialog that builds itself from the existing application configuration name-value pairs contained in the appSettings of the app.config file.
  • Migrating from Java to C# Oct 03, 2005. Microsoft has created a tool called Java Language Conversion Assistant (JLCA), which automatically converts Java code into C# for developers who want to move existing applications to the .NET Framework.
  • 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.
  • Web Services for .NET and J2EE InteroperabilityFeb 13, 2006. Web services technologies are designed to support the interoperability between many different application development platforms that exist today. This article is focused on the fundamentals of .NET and Java interoperability using Web services technologies.
  • Web Server Calendar Control in ASP.NET 2.0Feb 16, 2006. Most of the time we come across a situation when we need to extend the existing functionality of any control. So, in the following article we will see that how to extend the calendar control.
  • Controlling behavior of existing services in systemFeb 23, 2006. This article shows how to access the windows services in your system and change the behavior of the services from your application.
  • Customized Binding Using CollectionBaseMar 04, 2006. In this article I am trying to explain the use of CollectionBase class. In a simple example I used CollectionBase to bind a DataGrid control with data from Employees table of NorthWind database. So please be sure that your system exists with NorthWind database before using the sample code along with this article.
  • Regular ExpressionsJul 05, 2006. The purpose of this article is to build upon the existing pool of regular expression articles by providing an overview of the new regular expression features found in .NET and to offer some guidelines as to when and how to use them.
  • C# Introduction to Fuzzy Computing: Part INov 15, 2006. Boolean logic often fails to adequately simulate real-world conditions because things are never simply just black and white (or zeroes and ones) but exist in millions of shades of grey. This article is a brief introduction to the subject of fuzzy computing through demonstration of a few of the core principles using a fuzzy controller.
  • A guide to ObjectDataSource controlNov 17, 2006. One of the best new features of the forthcoming ASP.NET 2.0 will be the ObjectDataSource control. However, as I found out in my experimentation what seems like a simple control has some complex behaviours to master to get it working properly. If (like me) you have an existing data access layer you may have to make changes to be able to use ObjectDataSource.
  • Basic Introduction to Activities in Windows Workflow FoundationNov 23, 2006. In this article, we will take a look at the introductory concepts of Activities in the Windows Workflows Foundation.
  • Conditional Activities in Windows Workflow FoundationDec 11, 2006. In this article, we will take a look at the introductory concepts of Conditional Activities in the Windows Workflows Foundation. We will explore the types of Conditional Activities and the different ways of specifying Conditions.
  • Mimic the Appearance of Outlook's Sidebar with the Multi-view ControlDec 14, 2006. This article describes a simple way to mimic the appearance of Microsoft’s Outlook sidebar within an ASP.NET 2.0 web application. The approach is based upon the use of the existing Multi-View control contained in the standard ASP.NET 2.0 toolbox and does not require much time or effort to implement. This article includes a sample web application that presents an example of the approach in use.
  • Extending the ASP.NET ImageButton ControlDec 18, 2006. This article describes an easy approach to extending an existing ASP.NET control; in this example, the standard toolkit’s Image Button control is extended to support roll-over effects. Given the standard control already contains existing support for both server side click events and client click events, the control is well furbished prior to the addition of the roll-over effect.
  • Leveraging The .NET Framework Inside An MFC ApplicationDec 21, 2006. This article describes the first steps in taking an existing umanaged MFC Application and integrating the .NET Framework into it. It will also demonstrate to you how to bring up a Windows Form inside your MFC App.
  • HTTP:/1.1 500 Internal Server ErrorFeb 09, 2007. If you are running two versions of ASP.NET, you may get HTTP:/1.1 500 Internal Server Error when creating a new Web project or opening an existing Web project in Visual Studio.
  • ASP.NET HTML Postback Custom ControlMar 01, 2007. Web form controls do not offer a complete solution to ASP.Net design and hence HTML tags are still required. Occasionally the need exists for a postback from an HTML tag, this article presents a Custom Control to address this requirement.
  • ASP.Net 2.0 AJAX Extension 1.0 ApplicationMar 21, 2007. This article will explain you in dept of creating AspNet Ajax-Enabled Application I have explained with the help of product management example, where you can add new product, edit, update & cancel the product related activity.
  • Enhanced Oracle Explorer in C# and .NET Using Windows FormsApr 27, 2007. This application will allows to do multiple simple activities on oracle database like running select statements and getting selected procedure's definition simultaneously in a thread-based GUI.
  • Using SQL Server 2005 system SP to change extended property values of database objectsAug 01, 2007. In this article, that is the logical continuation of the earlier published articles, I will show how you can update the value of an existing extended property or add a new extended property to a database object with the help of the system stored procedures of SQL 2005. The examples are written using T-SQL.
  • Connection PoolingAug 11, 2007. While performing any database activity it is necessary that every single connection need to be closed, but in case your application throws some exception in that case our connection wont’ get closed. And you will get error “Cannot open connection, it is already open” In this article I will be discussing what is connection pooling? Why connection polling & how we can enable connection pooling etc.
  • WPF Database Communication Adding new Record to the DatabaseSep 06, 2007. WPF Database communication Adding new record to the database (XAML-MS-Access), I have a XAML form with FirstName, LastName, Email & Contact fields in it on click of submit button it will first check if the same email address is exists in the table else it will add new record I have made use of OleDbTransaction to perform add functionality.
  • Developing an Email Activity Control in WFDec 12, 2007. This article demonstrates activity binding and shows how to use an activity such as email within a workflow.
  • Sharepoint Workflow Custom Activity for Active Directory & Deployment on Moss 2007Jan 16, 2008. This article tells you how to create your own custom workflow activities as components using Windows Workflow Foundation.
  • Chapter 1: Introduction to Workflow and Windows Workflow FoundationJan 29, 2008. This article tells you about the windows workflow foundation. It also gives you inormation about the diferent types of worklow and also provide reasons for using each type of workflow.
  • C# scrollable Picturebox custom controlApr 10, 2008. This article discusses the construction of a custom control used to add a scrollable Picturebox control to a project.
  • The Second Pillar of Object-Oriented Programming - InheritanceMay 22, 2008. In this part of the object-oriented programming series I will introduce the second pillar of object oriented programming (inheritance); you will see how to use inheritance to create classes based on existing classes.
  • Using Windows Forms Controls in WPFJun 20, 2008. In this tutorial, you will learn how to use existing Windows Forms controls in a WPF application. I have used Visual Studio 2008 to create this tutorial.
  • Software Testing TechniquesJul 16, 2008. This article tells us that Testing should systematically uncover different classes of errors in a minimum amount of time and with a minimum amount of effort. Because of the fallibility of its human designers and its own abstract, complex nature, software development must be accompanied by quality assurance activities.
  • Configuring IIS for Silverlight ApplicationsAug 12, 2008. Microsoft Silverlight is a cross-browser; cross-platform plug-in for delivering the next generation of .NET based media experiences and rich interactive applications for the Web. Silverlight offers a flexible programming model that integrates with existing Web applications.
  • C# IDE Tips & Tricks: Part INov 10, 2008. C# developers have been spending most of their day activities with Visual Studio IDE. The article is a part I of this series that talks about some useful IDE tips and tricks for developers.
  • Working with Silverlight Toolkit: Part IINov 25, 2008. The Silverlight Toolkit provides a variety of rich controls to supplement the existing Silverlight controls. This article describes how to add the Toolkit controls to your Toolbox and make use of the AutoCompleteBox control.
  • Five step of how to use logging utility in your projects using application blocksJan 21, 2009. It's new world of software reusability. Gone are the days when we need to build things from scratch. One of the most needed functionality is the logging utility. Every software project needs a logging utility. To make your own logging utility is a big project by itself. In this tutorial we will quickly run through how you can use Microsoft logging application blocks to log messages and activities.
  • UI Object Connector Implementation of Mediator Pattern Jan 30, 2009. When we consume business objects in UI, the logic can become pretty complex for activities like setting the business object value, getting the object value and setting the user interface from the object value. We can minimize the complexity of UI interaction with the business object using mediator pattern.
  • Simple & Complete GridView Functionality in .Net 2.0Feb 18, 2009. This article provides a single GridView which is capable of Displaying Data from database, Updateing it if required, Deleting the existing records from database based on a Confirmation Message and Inserting a new record(which is beyond the implicit usage of GridView).
  • Unified Modeling Language (UML): Part IIFeb 27, 2009. This is second part of the series of articles on Unified Modeling Language (UML).
  • Project Management Schedule Management FAQ seriesApr 13, 2009. In this article we will run through a quick FAQ for schedule management of software projects.
  • Accessing Windows Forms Controls Across ThreadsApr 23, 2009. Many articles exist on the web regarding properly handling multiple application threads and accessing data across those threads, but this article will aim to remove much of the ambiguity or inacurate information found in many other articles.
  • Parallel Extension in .NetJun 10, 2009. This tutorial gives the idea of Parallel Extension being built by Microsoft to many of its existing features.
  • Migration strategy for simple .NET classes to LINQ classesJul 27, 2009. This article will focus on how we can convert simple existing .NET classes in to LINQ enabled classes.
  • Walkthrough on creating a Task List in SharePointAug 10, 2009. In this article, I will give step by step explanation of how to add a task list in SharePoint site. I am going to add a list in existing SharePoint site.
  • Walkthrough: How to add user in a SharePoint siteAug 10, 2009. In this article, I am going to show step by step, how to add an existing windows user to SharePoint site.
  • Modifying the existing Tree View control in SilverlightDec 23, 2009. In this article we will see how we can modify the default TreeView control in Silverlight 3.
  • Modifying the existing Tree View control in Silverlight Part 3Jan 10, 2010. In this article you will learn how to Modify the existing Tree View control in Silverlight .
  • Utilizing COBOL Property in C#Mar 13, 2010. In another article we discussed the use of creating a COBOL interface class to interact between your existing COBOL applications and the languages in the .NET Framework. This article will review a new option for exposing those assets via the use of Properties.
  • Development of Text Editor Teditor 1.5Jun 01, 2010. This application is adapted to viewing text files, it can carry out also creation of new files and editing of existing files. It allows the user to enter the name of a created or opened file. The user can scroll the text in a multi-line text component then there are seen other areas of the text.
  • Using Google Analytics (Users Activity Tracker) in ASP.NetJun 20, 2010. This article will demonstrate how to track the users' activity (different locations worldwide) of websites using Google Analytics.
  • Creating Anonymous Site using SharePoint Existing Web ApplicationJun 21, 2010. From long time I was looking after this as curiosity, and now after some google I have understood how this can be done, I will be summarizing points and procedure which is used to create anonymous site by using existing SharePoint web application.
  • How to change the existing Name ServerJul 06, 2010. This article will demonstrate how to change the existing Name Server and details about Domain Control Panel.
  • Knowing When to Leave Your Programming Job – Part IIJul 19, 2010. In the previous article we looked at several rationals people use to stay in a dead end .NET programming position. In this article we will explore signals in your current position you should not ignore and how to weigh your existing position against other opportunities.
  • Configuring MOSS 2007 Anonymous site to use ASP.NET Membership ProviderAug 06, 2010. In my previous post I explained steps about how to create anonymous web site using SharePoint existing site. So in this post I am going to make use of out of the box ASP.NET Membership Provider and it to anonymous site which we created.
  • Working with Managed path and Site Collection in SharePointSep 03, 2010. Here I am showing you how to work with Managed path and site collection in central administration of share point. This will be useful if you want to create a site collection under an existing web application.
  • Visual Studio 2010 - New FeaturesSep 09, 2010. Graphical examples of Visual Studio 2010 cool features are shown below. Have a glance and start utilizing it in your upcoming new projects or migrate your existing project to Visual Studio 2010 to implement the cool features
  • How to create a Composite Control in C# and ASP.NetSep 14, 2010. Here we discuss how to create a composite control from a existing control in C# and Asp.net.
  • Versioning in WCF Data Contract: Part I - Adding New Members Oct 04, 2010. DataContract versioning is required when a modification has been made to the existing DataContract exposed to the client from the service or vice versa. In this article we will explore New Member scenarios.
  • Hosting WCF Service inside IISNov 12, 2010. Windows Communication Foundation(WCF) takes many existing communication technologies, such as Web Services, Windows Remoting, Microsoft Message Queuing, and abstracts them into a single technology. In most cases, this simplifies the way you communicate with other applications.
  • Event Manipulation in Touch screen for Windows Phone 7 Nov 19, 2010. The high-level touch interface in Silverlight involves three events: ManipulationStarted, ManipulationDelta, and ManipulationCompleted. These events don't bother with reporting the activity of individual fingers. Instead, they consolidate the activity of multiple fingers into translation and scaling operations.
  • How to resolve "The type or namespace name 'SharePoint' does not exist in the namespace 'Microsoft'Nov 21, 2010. In this article we are going to see how to resolve "The type or namespace name 'SharePoint' does not exist in the namespace 'Microsoft' (are you missing an assembly reference?) "For console application in Visual Studio 2010.
  • Chapter 1: From 2003 to 2010: Business Logic and DataNov 22, 2010. After reading this chapter, you will be able to: Use the Entity Framework (EF) to build a data access layer using an existing database or with the Model-First approach Generate entity types from the Entity Data Model (EDM) Designer using the ADO.NET Entity Framework POCO templates Get data from Web services Learn about data caching using the Microsoft Windows Server AppFabric (formerly known by the codename “Velocity”)
  • Chapter 5: From 2005 to 2010: Business Logic and DataNov 30, 2010. After reading this chapter, you will be able to Use the Entity Framework (EF) to build a data access layer using an existing database or with the Model-First approach .Generate entity types from the Entity Data Model (EDM) Designer using the ADO.NET Entity Framework POCO templates. Get data from Web services Learn about data caching using the Microsoft Windows Server AppFabric (formerly known by the codename “Velocity”)
  • Using reflection and attributesDec 12, 2010. Reflection provides objects (of type Type) that encapsulate assemblies, modules and types. You can use reflection to dynamically create an instance of a type, bind the type to an existing object, or get the type from an existing object and invoke its methods or access its fields and properties.
  • SharePoint 2010 Site Templates: Create, Save and UseDec 15, 2010. SharePoint site is the key place to bring together all content and activities associated with a particular process, project or group. And there are situations when these processes or projects are regularly repeated within an organization. So to ensure consistency and facilitate continuous improvement a site template can be helpful and time saving.
  • Sharing and Reusing Styles and Templates in Windows Phone 7Jan 03, 2011. The new Style can add to those Setter objects or override them. However, it is not possible to derive from a ControlTemplate. There’s no way to reference an existing ControlTemplate and specify an additional piece of the visual tree, or a replacement for part of the visual tree.
  • Chapter 8: From 2008 to 2010: Business Logic and DataJan 20, 2011. After reading this chapter, you will be able to Use the Entity Framework (EF) to build a data access layer using an existing database or with the Model First approach. Generate entity types from the Entity Data Model (EDM) Designer using the ADO.NET Entity Framework POCO templates Learn about data caching using the Microsoft Windows Server AppFabric (formerly known by the codename “Velocity”)
  • Migrating Data Base from SQL Server 2008 R2 Enterprise to SQL AzureJan 23, 2011. In this walkthrough we will migrate an existing Database from SQL Server 2008 R2 to SQL Azure.
  • How to Access/Manipulate HTML Elements/Javascript in SilverlightFeb 08, 2011. I recently came across a situation where I wanted to add Silverlight content to an existing page and allow the HTML and Silverlight portions of the page to interact.
  • Adding Cloud Service project to existing ASP.Net Web ApplicationFeb 09, 2011. When adding cloud service to an existing Web Application or ASP.Net MVC Web Application, learn how with the help of this article.
  • Add and Modify the existing site column in SharePoint 2010 using powershellFeb 17, 2011. In this article we will be seeing how to add a new custom site column and modify the existing site column in SharePoint using powershell scripts.
  • How to add the existing site column to the Content type in SharePointFeb 18, 2011. In this article we will be seeing how to add the existing site column to the content type in SharePoint.
  • UML Diagrams: Part 1Mar 21, 2011. UML (Unified Modeling Language) is a standardized general-purpose modeling language in the field of object-oriented software engineering. This article describes various UML diagrams and their usages.
  • Check if list exists using TryGetList method in SharePoint 2010Mar 25, 2011. In this article we will be seeing how to check if list exists using TryGetList method in SharePoint.
  • How to insert new and update existing records using SSISMar 30, 2011. How to insert new and update existing records using SSIS.
  • C# File Operations: Part 1Apr 27, 2011. In this article we will see how we can write something into the file & how we can append our data into an already existing file.

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