C# Corner

Resources  
  • Use C# to write comments and documentationJan 12, 2000. Comments and Documentation is one of the most hated tasks by programmers. By using C# programmers can can automatically builds the documentation and comments in the code. This documentation is a XML file which is more or less self explanatory.
  • ProgressBar in C#Feb 22, 2000. You need progress bars to display the progress of your application or background tasks.
  • Synchronization in Multi-threadingFeb 13, 2001. This article with sample code shows synchronization concepts of multithreading ..
  • ProTracker v1.0 : A Process Tracking UtilityFeb 14, 2001. ProTracker is a process tracking utility similar to Windows NT Task Manager's Processes tab window.
  • Control Statemenats - Part 1Jun 01, 2001. This lesson shows how to use c# control statements, and the difference between these controls in C++/ JAVA and c#. Sample includes single selection, if-else, and multi case ..
  • Synchronization in Parallel threadsJul 02, 2001. The Threads makes us able to run multitasks at a time. In fact Computers (John von Neumann Architecture) don't execute the tasks parallel .The OS gives threads permission (depend on thread priority) to work on CPU. The sufficient degree of parallelism keeps the CPU busy and it is efficient.
  • Socket ChatSep 24, 2001. This is an implementation of a Chat program using sockets. Along with basic chat capability,
  • A Simple Multi-threaded TCP/UDP Server and Client V2.Sep 24, 2001. This is the second version of my client/server program. The server and the client can be run on the same machine or on different machines. The following is the brief description of the server and the client programs specifically.
  • Image Shuffler Game in C#Oct 01, 2001. This game asks for a Image file to be Opened When the file is opened and shuffle button is clicked the image will be Shuffled ie rotated clockwise the task is rearrange the image in the Correct order using the button provided.
  • WinChat For .NETOct 10, 2001. WinChat For .NET is a simple peer-to-peer chatting program that functions very similarly to the WinChat program provided by Windows 2000. It provides all the functionalities that the original WinChat program provides.
  • C# PagerOct 16, 2001. C# Pager is a simple client/server application that implements functions of a pager.
  • An insight into Code Reusability and COM Interoperability - Part 2Nov 26, 2001. We have mushrooms of network systems running across the globe based on many proprietary protocols. In order to integrate these systems to communicate with each other in a more meaningful way, developers or organizations have to face an uphill task.
  • C#RIS : Tetris Game in C#Feb 14, 2002. I have written a Tetris clone that demonstrates how to use off-screen graphics buffering for smooth animation and utilizes a multi-dimensional array approach to designing a game grid. The classes are largely self-explanatory and the techniques are documented in code well enough to explain what is going on.
  • Multi-threaded Web Applications - Case I: Search EngineMar 07, 2002. This article is the first of the series of 4. I will demonstrate the use of threading in web applications by implementing a simply search engine. The following 3 articles in the series will be a Port Scanner, a Reverse DNS and a Web Hammer respectively.
  • Multi-threaded Web Applications - Case II: Port ScannerMar 12, 2002. This article continues the 4-parts series of Multi-threaded Web Applications. In the first part, I have demonstrated how you can use multi-threading with ASP.NET to make a web based search engine more responsive, and to reduce the time required to compose the result. In this article, I will demonstrate how you can apply the same technique to a web based port scanner.
  • Multicasting using UDP in C#Apr 04, 2002. The attached source code shows you how to use multi casting in a LAN environment.
  • Multithreading Part I: Multithreading and MultitaskingApr 08, 2002. In this and a series of articles that would follow, we would learn about threads and how to write multi-threaded programs in C#.
  • ADO.NET From Windows DNA's PerspectiveJun 12, 2002. Windows DNA is a framework to build multi-tier, high performance, scalable distributed applications over the network. This article takes a Windows DNA perspective and compares how ADO.NET fits in Windows DNA.
  • Working with Arrays in C#Jul 09, 2002. This tutorial discusses array programming in C# and .NET. It starts with the discussion of simple arrays and then delves into more complex topics such as jagged and multi-dimensional arrays. In the end, it discusses the Array class and it's methods for searching and sorting an array's items.
  • Programming C#: Working with Arrays in .NETJul 09, 2002. This article concentrates on arrays in .NET and how you can work with arrays using C# language. Article also covers the Arrays class and its method, which can be used to sort, search, get, and set an array items.
  • Master-Detail Display using Nested Repeater Web Forms ControlAug 05, 2002. In this example, we will create a web page that displays a formatted view of data with a master detail hierarchy using nested Repeater controls. We will use the Northwind sample for our example. There are many different ways to accomplish this task. We will use data binding and data relations in an effort to get a simple solution.
  • Master-Detail Display Using Nested Repeater Web Forms ControlAug 05, 2002. In this example, we will create a web page that displays a formatted view of data with a master detail hierarchy using nested Repeater controls. We will use the Northwind sample for our example. There are many different ways to accomplish this task.
  • Using Installer Classes to Ease Deployment in VS.NETAug 07, 2002. In this article I will demonstrate how to incorporate installer classes with your Visual Studio .NET msi's to handle any supporting tasks that your assemblies may need.
  • Listing all Computer in Active DirectoryAug 27, 2002. This application does one simple task. On any network where Microsoft Active Directory is used it will list all computers on the network. I faced this problem when I wanted to document all of the computers on the network using WMI .
  • Drawing Shapes using ThreadingOct 25, 2002. This is simple multi-threading program that draws circles and rectangles. Each shape is handle by individual thread that created every time you press start button. Using sleep method on each thread we can change the speed of each shape.
  • Consumer/Producer Multithreaded ProgramNov 04, 2002. This is simple multi-threading program that adds and removes elements in an ArrayList. Producer button will creates a producer thread that adds elements in to the ArrayList. The maximum number of elements can be added to this ArrayList are 100 elements and the producer thread has to wait until the consumer thread/threads (creates by pressing consumer button) removes elements from the ArrayList. Then Producer thread starts to add more elements to the ArrayList.
  • Client Server Multithreaded ApplicationNov 08, 2002. This is simple Client/Server (multi-threading) program that transfers data. Server can handle multiple clients.
  • ADO.NET, COBOL and Stored ProcedureDec 13, 2002. A stored procedure is basically a series of SQL statements that reside on the database. The procedure could create a new table, retrieve data from one or more tables, update one or more tables or perform many other tasks.
  • DTS Custom Task in C#Jan 28, 2003. During last year I wrote an article about DTS and how to use it in C#. In that article I stated that I didn’t manage to solve the problem related to CustomTask. Today I finally forced myself to tackle that problem again and here is the result. Writing simple CustomTask in C# is the easiest part.
  • Querying COM+ through Web ServicesMar 12, 2003. The most COM+ common administrative tasks (creating a COM+ application, installing/deleting a component, setting a component attribute) can be accomplished manually with the Component Services administrative tool from Management Console.
  • Use Thread Local Storage to Pass Thread Specific DataMar 18, 2003. The specific thread level storage is known as thread local storage or TLS for short. The .NET threading namespace allows .NET developers to use TLS from within their multi-threaded applications to store data that is unique to each thread.
  • MWControls v1.0.3.0May 05, 2003. This latest version includes Multi Select TreeView Control which lets you choose between a few different ways of selecting TreeNodes.
  • Interlocking ThreadsSep 10, 2003. Recently, I was building multi-threaded applications and noticed some intermittent data inconsistency. Soon, I found the culprit was locking mechanism. After doing some research, I gathered the following information and as usual decide to share with you guys.
  • Events Programming in C# Nov 24, 2003. In this article, author discusses the events model in .NET and how to implement events in your applications using C#.
  • Localization in COBOL .NETJan 09, 2004. This article will show you how to use the power of LOCALIZATION within Visual Studio .NET to create one screen and have it display different languages.
  • A Macro for Creating Properties from Private FieldsMay 12, 2004. Macros are a useful way of speeding up your coding efforts, however writing them can be a somewhat daunting task. Luckily, .NET gives you a pretty powerful recording feature for recording macros from key strokes.
  • Posting Form Data from ASP.NET Page to Another URLSep 27, 2004. This article shows you how to post a Form data to a different URL from ASP.NET pages. For example, you might need to send user to a third party payment processing system using post method. ASP.NET does not provide any straight forward way to accomplish this task.
  • 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.
  • Creating simple Add-in for Visual Studio.NETMar 16, 2005. An add-in is a tool that you create programmatically by using objects, methods, properties, collections in .NET's extensibility model. This compiled application enables you to automate the difficult and tedious tasks within the visual studio integrated development environment (IDE).
  • SmartPhone Album Program with C#Mar 16, 2005. This article shows how to represent image’s thumbnail in ListView control, how to work with multi-forms and pass information with each other in a smart phone application, how to do simple image-processing, how to scroll picture in a picturebox and use the smart phone’s dpad keys.
  • Evolving into an N-Tier ApplicationMar 23, 2005. This article gives description about evolution of N-tier application.
  • Active Directory and .NETJun 22, 2005. Microsoft Technet offers a script repository to work with AD User Accounts; however, I needed to work with .NET and I could not find samples for all the tasks I needed to program. I promised to myself that one day I would publish the code samples I found and created to help other developers who are working with Directory Services.
  • Multi Selection of DataGrid Rows without Ctrl ClickJul 31, 2005. This article shows how to select multiple rows in a DataGrid without using CRTL.
  • How to Build Multi-Language Web Sites with ASP.NET 2.0 and VS.Net 2005Feb 06, 2006. In this article, we will explore the necessary details for working with resources in ASP.NET applications and for creating international ASP.NET applications based on embedded resources and the integrated localization support.
  • Multi Threaded File Reader and GeneratorMar 07, 2006. The attached source code with this article is a multithreaded application written using .NET 2.0 that shows how to use the background worker threads to read a text file, generate reports and show report progress and completed events.
  • Application Scheduler Service Using C#.Net And XMLMay 29, 2006. This is an application scheduler that is implemented as a Windows Service, similar to the Windows Task Scheduler - but simple, as it has fewer configuration options and it uses XML to store and retrieve data.
  • Role Based Security Using Authorization Manager in Windows Server 2003Jul 10, 2006. Authorization Manager in Windows 2003 is the more flexible, scalable and easier administration tool for role based security. Using Authorization Manager we can define roles and the tasks that roles can perform.
  • Using Custom Tasks in MSBuild to modify XML Configuration Files on the FlyJul 28, 2006. This article shows you how to use MSBuild to build your project and how to create a custom task that will allow you to modify sections of your XML configuration files.
  • Building the ListBoxesFT_C ASP.NET Web User Control in Visual Studio 2005: Part INov 07, 2006. In multi-part article, I share how you can build your own ASP.NET web user control.
  • Building the ListBoxesFT_C ASP.NET Web User Control in Visual Studio 2005: Part IINov 09, 2006. In multi-part article, I share how you can build your own ASP.NET web user control.
  • Building the ListBoxesFT_C ASP.NET Web User Control in Visual Studio 2005: Part IIINov 10, 2006. In multi-part article, I share how you can build your own ASP.NET web user control.
  • Building the ListBoxesFT_C ASP.NET Web User Control in Visual Studio 2005: Part IVNov 11, 2006. In multi-part article, I share how you can build your own ASP.NET web user control.
  • Building the ListBoxesFT_C ASP.NET Web User Control in Visual Studio 2005: Part VNov 15, 2006. In multi-part article, I share how you can build your own ASP.NET web user control.
  • Send Text Message to Cell Phones from a C# ApplicationDec 11, 2006. This article describes a simple way to send text messages to a cellular phone from within a C# desktop application. The source code provided includes a relatively good list of carriers to simplify the task of connecting with a cell phone and the task itself is really no more difficult than sending an email message through a desktop or web based application.
  • 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.
  • Periodic Reminder App for the Windows TaskbarJan 17, 2007. This article features an application that allows you to set up a periodic reminder in your windows task bar. The application will show a balloon message periodically and optionally will produce a reminder beep.
  • Error Provider in C#Mar 09, 2007. This article shall address the use of the error provider control in Win Forms application development. The error provider control is most useful in displaying errors associated with data entry tasks on a Windows form.
  • Customized Task Manager in .NET Using C# and Windows FormsApr 18, 2007. This application will provide features that are not present in built-in windows Task Manager.
  • Word automation using C#May 11, 2007. Word Automation through C# is all about programmatically generating the Word Document using C# code. Almost all of the tasks which we perform on word 2003 can be done programmatically using C# or VB.
  • Multi-threaded Asynchronous Programming in C#... Getting started.May 12, 2007. Trying to build better solutions and growing as a developer has always been fun for me and I’m always looking for ways to build more scalability and robustness in the software I am writing. I had a revelation that I’ve been doing a lot of C# tweaking but not taking advantage of the core performance enhancements cooked right into C# and it all comes down to one thing: Asynchronous multi-threaded programming.
  • C# Asynchronous, Multi Threaded Development... Digging In. Part IIMay 13, 2007. In this article we'll dig a bit deeper into what is actually happening when we use the asynchronous calls using C#. Just as in my previous article, we'll simulate a long running I/O bound process as if we were fetching records from a database, making a web service call or reading or writing from a file and see how we can write more performant code by letting the main thread continue on and not wait for the results. 
  • Multi-threaded Asynchronous Programming in C#... Event-Driven Architecture. Part IV.May 14, 2007. This is a continuation of a set of articles on Asynchronous multi-threaded development using C#. In this article we'll cover the basics of building an event-driven architecture which will be a basis for most multi-threaded apps. Also we'll cover async read/write operations on a file.
  • Multi-threaded Asynchronous Programming in C#. Async Database Calls. Part III.May 14, 2007. In my last couple articles we looked at basic ways to have long-running i/o bound process be handled by the ThreadPool using the asynchronous programming model. In this article we’ll take a look at coding async calls against SqlServer which really comes in handy in production environments where our database is on another machine.
  • Multi-threaded Asynchronous Programming in C#... Through The Web Service. Part VMay 27, 2007. In my last article I discussed a general approach to building an async architecture. In this article we’ll look at extending this basic architecture and incorporating async web services.
  • Outlook with .NET 2.0 Jun 26, 2007. This article allows you to know how you can access different functionality of the outlook using .NET like create an appointment, Create contact item, task item and send a mail.
  • Enterprise Library 3.0 Data Access Application BlockJul 12, 2007. Data Access Application Block(DAAB) simplifies development tasks that implement common data access functionality.The DAAB provides access to the most often used features of ADO.NET in simple-to-use classes; this boosts developer productivity.
  • Multi-threaded Asynchronous Programming in C#... Through The Web Page. Part VIJul 27, 2007. Async web pages which are primarily used as a server performance enhancement. There are two main methods we will be looking at that are used to execute operations asynchronously from web pages: Page.AddOnPreRenderCompleteAsync() and Page.AddOnPreRenderCompleteAsync().
  • Authentication-Authorization / Windows built-in Role enumerationAug 07, 2007. In this article I will be talking about authentication and authorization. Authentication is the process which uses users cridential to validate against system, where as Authorization is the process the authenticated user has rights to do some specific task.
  • C# Asynchronous Multi-Threaded Active Directory User/Group BrowserOct 01, 2007. I was working on a win forms project that queries Active Directory information for user and group information and thought the approach may be of interest to some c-sharpcorner readers as a simple example of a asynchronous multi-threaded win forms application.
  • Working with Delegates: Part IOct 04, 2007. We all are well aware about functions. In conventional way, we create object and we call object.method(). We know that they perform some given task and returns results based on the parameters we passed to them.
  • Minimize a Form to System TrayNov 30, 2007. This article demonstrates the technique of minimizing the windows form to system tray and not display it in the task bar of the windows.
  • ASP.NET Multiple File UploaderJan 04, 2008. This article tells you how to allow users to upload more than one file at a time.
  • How C# is Different From JavaJan 17, 2008. This article describes the various differences between C# and Java.
  • Functional Programming with C#: Asynchronous Method CallsJan 20, 2008. With the functional programming style and extension methods it is extremely easy to execute methods asynchronously. This article cover some simple extension methods that will allow you to easily execute your methods asynchronously with threads from the thread pool.
  • Background worker simplifiedMar 03, 2008. This article looks at the Background Worker Technology and encapsulates it into a simple form that can be used over and over to run your background tasks.
  • Strategies to Implement a Multi-Criteria FilteringMar 06, 2008. This article provides you different ways to implement a multi-criteria filtering.
  • Using the BackgroundWorker componentMar 12, 2008. This article discusses the BackgroundWorker component in .NET 2.0, it will show you how to use it to execute tasks in the background of your application
  • Understanding Pattern Matching in F#Apr 30, 2008. F# introduces a code structure called pattern matching which allows you to perform some pretty interesting tasks in the language. This article will get you up to speed with this powerful technique in programming.
  • Introduction to The Resources .resx and Resources Files: Part I May 05, 2008. In some cases an application needs some external resources to perform specified tasks. And I mean by external resources, those none executables data logically deployed with a given application.
  • Using Symmetric Algorithms to Encrypt DataMay 20, 2008. In this article, I will propose a method of how to encrypt data and store it using symmetric algorithms whose are, in fact, four integrated classes within the .Net framework, namely DES,RC2,Rijndael and TripleDES but I will perform the task using the two last ones as they are the mostly used in real time cases.
  • Integrate WPF Control in your Excel SolutionsAug 11, 2008. In this article, I will show that it is possible to host a WPF control in a excel solution even that Visual studio and the .Net framework doesn’t provide us a way to host directly a given WPF control in an Excel application. To know how to realize such task, then follow this walkthrough.
  • How to Define and Configure a Grid Control Within a WPF Application Using C#: Part IIAug 18, 2008. In a previous article, we discovered how to define and configure a Grid control using XAML. In this second article I’ll demonstrate how to do the same task using the code behind, I mean using C#.
  • Working with WPF Table using C# - Part IIAug 26, 2008. In the previous article, Working with WPF Table using XAML - Part I, we discovered how to perform this task using XAML. Now, we will see how to do the same using C#.
  • SQL Server Stored procedures and UDF within LINQ context-PartIISep 03, 2008. In the first article, SQL Server Stored procedures and UDF within LINQ context-Part I, I exposed 2 scenarios of how to deal with stored procedures using LINQ, in this second part, I will accomplish the task by demonstrating how to call a user defined function UDF using the same way adopted in the first part.
  • Handle resource files - Generate a class with strong typed properties using StronglyTypedResourceBuilder: Part VIISep 03, 2008. You can generate a class with strongly typed properties issued from a given resources file elements or attributes using other way than in Part VI handle resource files where the resgen.exe is invoked to achieve such task.
  • .txt file in multi line textbox in ASP.NET 2.0Jan 07, 2009. How will you display .txt file’s text in multi line textbox through ASP.NET 2.0?
  • Coding Better: Programming From the Outside In. Part IJan 25, 2009. Modeling an API for a domain is a difficult task. The trick is to get the correct level of encapsulation/abstraction while making the API easy to understand and consume. If we can model our domains at the same level that we understand them linguistically then we are 90% of the way there. This article discusses a programming methodology by which we can build a concise interface that will provide a consistent level of abstraction and is easy to code against.
  • Architecture FAQ for Localization and Globalization: Part IFeb 02, 2009. In this article we will go through a series of FAQ which will give you a quick start on making application multi-language based.
  • Architecture FAQ for Localization and Globalization: Part IIFeb 03, 2009. This article is Part 2 of "Localization and Globalization" in this we will go through a series of FAQ which will give you a quick start on making application multi-language based.
  • Dealing with controls within a multi threaded contextMar 19, 2009. In this article I will provide a technique of how to avoid invalid cross threaded operation and I have taken an example of dealing with controls within a multithreaded context to demonsrate how to avoid such trouble
  • Exception handling using Enterprise application block in 6 StepsMar 20, 2009. Exception handling is one of the most important tasks in any application. Many applications either do not handle applications or they handle it in an adhoc manner. In this section we will see how we can use the readymade exception handling block so that we do not need to code and build error handling routines from scratch.
  • Silverlight MultiScaleImage ControlMar 24, 2009. The MultiScaleImage object represents an Image control that is used a multi-resolution image that is generated by the Deep Zoom Composer and can be zoomed and panned. This article demonstrates how to use a MultiScaleImage control in Silverlight using C#.
  • 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.
  • Custom TimerJob in SharepointMay 11, 2009. This article shows how to create a new entry automatically in your task list in the Sharepoint related to timer which you set.
  • Instance Management in WCF Part # 1Jun 19, 2009. This is first part of multi series articles. This article is giving introduction of Instance Management. This article will explain about Per-Call Instance management technique as well.
  • GridView Multicolumn sortingJul 09, 2009. GridView's built-in sorting can be enabled by setting a data source and AllowSorting property to true. Click on column header to sort based on the SortExpression specified in the Gridview column. However, Gridview does not support multi column sorting which is required in day to day application. So here is how I tried to create one:
  • Delegates in C#Jul 24, 2009. In this article let us learn about Delegates in C#.
  • WCF 4.0 Features: Part IJul 27, 2009. This article is first part of multi series article on WCF 4.0. This article will list all the new feature of WCF and also will explain in detail Dynamic Service and End Point Discovery feature of WCF 4.0.
  • Radio Button Grouping in Silverlight 3 Application Jul 30, 2009. In this article we will see how we can achieve multi grouping in Silverlight.
  • Multi Grouping in DataGrid in Silverlight 3 ApplicationAug 10, 2009. In this article, let's see multi grouping in DataGrid in Silverlight 3 application.

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