C# Corner

Resources  
  • Add/Remove User Control for C#Jan 18, 2000. A nice feature in the Visual.NET environment is the ability to create User Controls.
  • Adding Images to ToolBar ButtonJan 29, 2000. An article shows you how to add images and tooltips to the toolbar buttons.
  • Creating and Using Custom Attributes in C#Feb 27, 2000. Attributes are classes that allow you to add additional information to elements of your class structure.
  • A GridView Component in C#Apr 05, 2000. This example shows you how I've wrapped a ListView in a UserControl and turned it into a simple grid control.
  • Meal Scheduler in C#May 04, 2000. This service reminds you when it time to eat your lunch, BF or dinner.
  • Graphics Animation SampleMay 16, 2000. After finishing a text program (lottery) its time for some fun. Everytime a have to work with a new language.I write a small program to bounce some balls in a box.
  • C# Installation and CompilationSep 29, 2000. This article explains what you need to install on your machine to run C# and where to find the downloads.
  • Creating a Class and Call it from Main ProgramSep 30, 2000. This article explains how to create your class, add some functions and call it from Main function.
  • C# in Windows 98 and Windows NTOct 13, 2000. This article explains how to install and run C# on Window 98 and Windows NT 4.0.
  • Creating an Empty Project using VS.NETDec 04, 2000. This tutorial guides you towards your first C# Empty project step by step. After that I'll show you how to add a class to the project and few members to the class and call this class members from the main method.
  • Tutorial: Creating C# Class Library (DLL) Using Visual Studio .NETDec 09, 2000. This step-by-step tutorial shows you how to create a class library (DLL) in Visual Studio .NET.
  • Adding Menu Support to a Windows FormDec 18, 2000. This sample code shows you how to use the MainMenu and MenuItem classes to add a menu and click handler for a Windows Form.
  • Add, Edit, Delete, View data using ADO+Jan 04, 2001. Free to use Tutorials on using ADO+ on Microsoft's .NET Platform in C# as programming language.
  • ADO.NET Database Explorer with Query Analyzer : Part 3Jan 24, 2001. This is the part three of the Article Database Explorer. This parts adds some more and valuable functionality.
  • How to read Windows Registry?Jan 26, 2001. In .NET, the Registry and RegistryKey classes can be used to read and write registry ...
  • Tutorial: Working with Toolbars in C#Jan 30, 2001. This tutorial explains you how to add toolbars to a form, load images to the toolbar buttons, and writing event handlers for toolbar buttons.
  • 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.
  • Reflection in .NETFeb 26, 2001. Refelction is the mechanism of discovering class information solely at run time. Wondering where it would be useful?
  • Sticky NotepadMar 05, 2001. I wanted to experiment with writing a program that would run from the "System Tray" of window (that's where you have the date displayed...) since that's not possible with pure Java.
  • Adding Items to a ListBoxMar 06, 2001. Sample code shows you how to add items to a list box.
  • ADO.NET DataSet ProgrammingMar 20, 2001. A sample project shows you how to add, edit, delete, navigate, save records in a database using DataSet.
  • Text to HTML ParserApr 05, 2001. If you have been into developing Web Applications then you might have at many times experienced that when you display multiple lines of data from a database you loose the spacing or formatting between multiple lines of data.
  • Assemblies : The Ins and Out : Part IApr 13, 2001. In Part 1, I will cover what exactly an assembly is, and what an assembly contains.
  • 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.
  • Understanding How Assert Effects SecurityApr 25, 2001. Assert is a security action that is evaluated at run time. Code Access Permission classes and Permission Sets support a method called Assert. Using the Assert method to control access to resources or actions will allow your code to perform actions that it normally has permission to perform and will allow other callers up stream in the call stack to have access that they would not normally have.
  • XML Strengths and Weaknesses with DOM, ASP, and XSLApr 30, 2001. In this article we're going to take a look at some of the terminology that comes with using XML and its related technologies, as well as how to create and transform XML documents with XSL using Microsoft's MSXML parser. To test the code samples shown in this article you should be running Windows NT/2000/XP with IIS installed. You should also have SQL server 2000 installed on the same machine.
  • A Lottery Program in C#May 05, 2001. I am learning C# in any spare time I have and instead of diving in and writing a monster program I thought a nice introduction would be good.
  • .NET framework comparison with Java ArchitectureMay 08, 2001. This article outlines Microsoft's proposed standardization of .NET framework in ECMA forum as CLI (Common Language Infrastructure), but the Microsoft documentation refer this as CLR (Common Language Runtime).
  • cwTab - A Tab Control in C#May 18, 2001. cwTab is a control written in C# that gives you the ability to add Visual Studio.Net, Excel, and InterDev tabs to any application. The control is fully customizable.
  • Working With Process ClassMay 22, 2001. This article is aimed at introducing the novice .NET developer to the basic usage of System.Diagnostics services included in the .NET BCL.
  • Graphics Animator in C#May 26, 2001. This program will generate a html page with animated gif. You just need at least 2 gifs and use the program to set the time to display each image.
  • Reminder ProgramJun 08, 2001. The program allows you to set a running timer to remind you of an upcoming event.
  • Creating Run-Time Menus in C#Jun 14, 2001. Sample example on how to create runtime menus.
  • Time TickerJun 26, 2001. Graphics Class encapsulates a GDI+ drawing surface. The FromHWND method is used to create a new instance of the Graphics class from a window handle. Clear method fills the entire drawing surface with the specified RGB color by using Color class. DrawString method draws a string using Font and SolidBrush classes.
  • 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.
  • Net DDE to DOTNET RemotingJul 02, 2001. This article travel through time to trace the genesis of Dot Net Remoting right from RPC to RMI till SOAP.
  • Time Ticker2Jul 04, 2001. Microsoft had made lot of Changes for Beta2, some of the changes are old Namespace such as System.WinForms modified to System.Windows.Forms. In addition no. of new Namespaces like Microsoft.CSharp, Microsoft.JScript, Microsoft.Vsa etc...
  • .NET Brings The Fun Back to ProgrammingJul 11, 2001. Today, we are all comfortable sitting in front of our high powered computers running graphical user interfaces and compiling code in sophisticated development environments.
  • .NET is the FutureJul 19, 2001. This has been a long time in coming. I couldn't write any more article because of some problems but finally I thought I should talk about the future of .NET. The reason is very simple, I'm getting almost 50 mails a day in my inbox just asking about the future of .NET and the comparison with other technologies. So I'm presenting my own views about the future possibilities of this technology.
  • Developing Windows Applications Jul 23, 2001. This tutorial explains you step by step how to create your Windows Applications using Visual C#.
  • Eater Game in C#Jul 31, 2001. This is a simple game written in C# in which the user moves a packman like player around the form and gobbles up red dots. The object is to get all the dots in as quick a time as you can.
  • Service ExplorerAug 06, 2001. This program manages services running in your computer. You can use the GetServices method on the ServiceController class to retrieve a list of the services on a particular computer.
  • Visual MatrixAug 17, 2001. User can easily add ,sub any limit of matrices. Edit boxes are created dynamically.
  • Run-Time Menus in C#Aug 20, 2001. The following example demonstrates how to create menus on the fly.
  • Displaying Exception InformationAug 21, 2001. This is a simple utility to display exceptions. Each exception in the chain is added to an ArrayList and displayed in reverse order in a ListView control.
  • Web Services between .NET, Java and MS SOAP Toolkit: Part IAug 24, 2001. WinGhost 2.0 application allows you to show and hide applications running on your machine. I find this program useful at my work as I do lot of programming at any given time I can have a bunch windows open. I use it normally to hide just my windows I don't access that often.
  • A Vision Regarding .NETAug 27, 2001. The present enterprise setup's need to have n-tire architecture with diverse platforms and object models communicating with each other. The present applications are to be created such that those applications have to run in any platform (like Windows, Linux, Mac , Unix etc) and which consist of components written in many programming languages and object models.
  • Advertising on MobileAug 30, 2001. Finally,its possible to advertise on your mobile phones. Mobiles toolkit provides an add rotator control very similiar to the ad rotator control for the Web. This control will disply the Advertisement in the random manner picking from the XML File.
  • Passing Const Parameter to Functions in C#/C++/VB ComparedAug 30, 2001. Parameter passing to a function is extremely important in all programming languages. The desire to keep the passed parameter intact forced the compiler designers to add various keywords to the programming languages.
  • Calendar Using DateTime ClassSep 05, 2001. The console based calendar program is a which when run shows current month's calendar using the C# Date Time Class.
  • Live News feed For Mobile SiteSep 05, 2001. Current News are read from a text file, which is being updated regularly after certain interval time.
  • How to By Pass ProxySep 10, 2001. There are many like me who are behind the Proxy and many time you are not able to use the recent Data in your Program from Web as your are not able to retrieve that data because of Proxy coming in between.
  • Web Browser in C# and VB.NETSep 11, 2001. This article explains how to add and web browser ActiveX to your project to developer your own customized web browser.
  • TCP Client and ServerSep 20, 2001. You need to compile the server and the client programs separately. Before compiling, change the IP address in both programs to match that of your machine (NOTE: You can get IP address of your machine if you run 'ipconfig' from the command prompt in Windows NT/2000 m/c's)
  • 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.
  • Oracle Database ConnectivitySep 26, 2001. This is a GUI based data entry application which shows how to add, modify and delete records using Oracle Database.
  • Adding Copyright to a GraphicsSep 28, 2001. With the popularity of digital cameras and the increase of digital archive web sites allowing you to buy images to use its handy to be able to add a copyright to your image.
  • Real Time ApplicationOct 02, 2001. The Real time Application is a sample that shows the communication techniques between a client (TcpClient) and a server (TcpServer) application using Socket class on each side. The project also demonstrates how to using listview control in the real time project.
  • Exception Handling in C#Oct 17, 2001. Exception handling is a builtin mechanism in .NET framework to detect and handle run time errors.
  • 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.
  • Introduction to Pocket PCOct 31, 2001. At the time of writing (Oct 2001) Microsoft has shipped Pocket PC 2002 and also has just released the Visual Studio .NET add-on for Pocket PC called the compact framework.
  • Sending Emails Through Outlook using C# and VB.NETNov 09, 2001. In this article I will give you an example of how to add an e-mail to your Microsoft Outlook outbox folder using C# and/or VB.net.
  • Adding a Control to a form ProgrammaticallyNov 09, 2001. In this article I explain how to Add a control to a form programmatically.
  • 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.
  • Adding Controls to Windows Forms at RuntimeNov 13, 2001. In this example I'll show how one can create and add controls to their Windows Forms at runtime.
  • Creating and Using ResourcesNov 16, 2001. In this article, I will give you a small example of how to add and use resources.
  • 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.
  • How To Open and Read an Excel Spreadsheet into a ListView in .NETNov 26, 2001. The Interoperability services make it very easy to work with COM Capable Applications such as Word and Excel.
  • Using ADO RecordSet in ADO.NETDec 10, 2001. Using ADO recordset in managed code using ADO.NET data providers is pretty simple. Visual studio .NET provides you to add reference to the COM libraries. In this article I'll show you how to access data using ADO recordset and fill a ADO.NET data provider from the recordset data.
  • Working with Menus in C#Dec 20, 2001. In this article I elucidate how to adding menus and menu item to Windows forms, Replacing, Cloning, Merging of menus and about Context menus (Popupmenus).
  • Developing a Record Navigation Form with Unbound ControlsDec 26, 2001. Developing a record navigation form with unbound controls. The form enables you to navigate through the records one at a time. In this application we have used a combo box, two text boxes and various command buttons.
  • A Quiz Application using Windows FormDec 27, 2001. This code shows you how to validate data in windows forms, add or remove panel control, and write a form based quiz application.
  • C# and .NETJan 07, 2002. It is sometimes important to know the details of what the compiler does. You may want to know whether constants are evaluated at compile time, or whether constant strings are folded at compile time.
  • Playing with DataGrid ControlJan 08, 2002. The article gives a user the overview to show the importance and versatility of the DATAGRID control.
  • Using MS Agent in C# - Part-IIIJan 09, 2002. In this article, I will show you how to write a program which lists all the animations of the loaded characters which speak to us using synthesized speech, recorded audio, or text in a cartoon word balloon.
  • Chat Server with Client Implemented with C#Jan 19, 2002. This client/server application let you chat ....
  • Interrogating System with WMI - Part 2Jan 24, 2002. After my last article on WMI it was time to get serious. WMI or Windows Management Instrumentation is useful on a local machine to produce a WINMSD type program but using it across a network makes it even more useful.
  • Adding Text Directly to Mobile Web FormsJan 24, 2002. We have seen in previous articles how to develop Mobile Web Forms using the Microsoft Mobile Internet Toolkit.
  • TreeView in C#Feb 05, 2002. This program shows you how to use TreeView control in Windows forms using C# including adding, removing and searching nodes.
  • Creational Pattern - Abstract FactoryFeb 11, 2002. An abstract factory provides an interface for creating families of related objects without specifying their concrete classes. Sometimes one wants to construct an instance of one of a suite of classes, deciding between the classes at the time of instantiation.
  • World Clock Using Windows FormsFeb 11, 2002. I developed a C# application for finding World Timings given the US Central Timing.
  • 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.
  • Authenticate Web Service Client - An ASP.NET Web ApplicationMar 04, 2002. This client application shows you how to access Authenticate Web service from an ASP.NET Web application.
  • Create a SQL Server Database dynamically in C#Mar 05, 2002. In this article, I’ll show you how to create a new SQL Server database and its objects such as table, stored procedures, views and add and view data. I’ll also show you how to change database table schema programmatically. You’ll see how SQL statement ALTER TABLE is useful when you need to change a database table schema programmatically.
  • JIT CodingMar 11, 2002. One not so well known feature of .NET platform is possibility to invoke compiler and practically create code and assembly from running instance of application. It is possible to do that in two ways. First one is a bit simpler and involves namespaces System.CodeDom and System.CodeDom.Compiler, second one is more efficient and utilizes namespace System.Reflection.Emit. Since there are very few examples about how to use System.CodeDom.Compiler I will start with it.
  • 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.
  • Tutorial: Capturing and Running IE Instances in a Windows controlMar 15, 2002. In this article we are going to study how to find the running instances of Internet Explorer on your machine.
  • Adding Controls to a DataGrid at RuntimeMar 19, 2002. This article below sheds some light in above area i.e. user can add any control based on his/her choice and can use it to edit the details in the data grid.
  • SQL Server Database ExplorerMar 20, 2002. This application connects to a running SQL Server 2000 and displays all the available databases in it.
  • Prototype PatternMar 22, 2002. The Prototype pattern is used when creating an instance of a class is very time-consuming or complex in some way.
  • Real-time Message Logging Utility - Part 1Apr 01, 2002. A message logger is a utility that helps in logging the messages thrown from functions/programs. It is useful in critical applications as it helps to know the time taken by a function to execute, the time that the function remained idle and any messages that the function wants to be logged for further analysis.
  • DNS Resolver using DNSAPI.DLLApr 15, 2002. This is a DNS resolver using the dnsapi.dll, it can do all sorts of DNS lookups and not just simple a record lookup like the Dns class in the .NET framework.
  • Tracking Time in a Window ApplicationApr 15, 2002. The program reads from an XML file to get the data about names and birth dates, so it is easy to add or remove names without changing the code in case my son decides the program should include his pet dog or turtle.
  • .NET Security in C#Apr 22, 2002. This article shows how to make file I/O access be denied if the user running the application did not have administrator privileges.
  • C# Corner Logo: 3D GDI+ EffectMay 10, 2002. "It's time to redesign the logo. Let's do some 3D work here". That's what Owen said an hour ago. And after that he drew a 3D C# logo on the board.
  • .NET Performance Counters, Part 1: Predefined CLR Performance CountersMay 13, 2002. In this article, I will describe what a performance counter is and introduce you to the predefined counters that you can use to monitor the state of the CLR while your applications run.
  • Mastermind Game with Drag and Drop FunctionalityMay 15, 2002. There as nice article some time ago on this site for creating mastermind game by Mike Gold. I am rewriting complete game from scratch to implement Drag and Drop feature and presentable User interface.
  • Trace Utility to Trace IP Packet PathMay 16, 2002. Trace utility traces the path of an IP packet. To understand the process, its important to understand ICMP protocol we are going to use for this purpose.

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