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.
  • 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.
  • Feature I LikeOct 04, 2000. This article explains how easy to create a component using C#.
  • Using ListViews in C#Jan 18, 2001. As a Visual C++ user for 10 years I can say that Microsoft deserves praise for their new ListView class. The MFC ListView class was, well, unpleasant to use. C# makes life a bit easier with a richer property and method set for ListViews. Also, you can now, set the ListView to select an entire row in report mode, something that in Visual C++ you had to write a whole custom ListView control to do. Note also the nice grid lines.
  • Creating a Windows Service in C#Jan 23, 2001. Windows Services is a new name for NT Services in .NET. This tutorial steps you through creating a Windows Service and how to install and start it.
  • New Modifiers in C#Jan 26, 2001. If you come from a C++ or Java background to C# then you will of course notice some strange keywords introduced to this new language, especially the "new" and "override" modifiers.
  • Boxing and UnboxingFeb 21, 2001. Boxing and Unboxing are fairly new terms introduced in C#. Author explains some concept of them.
  • ADO.NET DataSet ProgrammingMar 20, 2001. A sample project shows you how to add, edit, delete, navigate, save records in a database using DataSet.
  • ADO Vs ADO.NET Web ServiceMar 22, 2001. In this example I'd like to demonstrate one of the most interesting features of the .NET runtime - the concept of Webservices.
  • Introduction to SOAPMar 22, 2001. Since the release I have been fascinated with this thing called SOAP, This bubbly new protocol backed by the power of XML is certainly going to make waves in the world of distributed computing. The first thing which comes into our mind is “Why the heck we didn’t think of this before?
  • 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.
  • Introduction to JScript.NETApr 09, 2001. We have been hearing the announcement from Microsoft right from PDC2000 that they have realsed new languages viz. C#, VB.NET and JScript.NET.This artice of mine is going to introduce to u JScript.NET.
  • Operator Overloading ExampleMay 14, 2001. The code uses the feature of Operator Overloading in C#. It shows how different operators are overloaded and can be used in a easy manner.
  • 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.
  • Properties in C#: New Cover on old book Jun 06, 2001. Properties are accessor methods whose job is to retrieve and set the values of fields.
  • C# and its FeaturesJun 09, 2001. C# is a modern, type safe programming language, object oriented language that enables programmers to quickly and easily build solutions for the Microsoft .NET platform.
  • Virchk.cs: A C# file Scan Utility for Generating MD5 Signature FootprintsJun 13, 2001. Virchk.cs is a file scanner utility, which traverses the files in a directory and all it's sub directories, to generate a MD5 hash signature footprint of the targeted extensions file.
  • 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.
  • 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...
  • What's in Mobile Internet Tool?Jul 05, 2001. The New Name For .NET Mobile Web Is Mobile Internet Toolkit.
  • A Simple C# Utility to Help You Invent NamesJul 10, 2001. I wrote this simple console utility to help me think of a new name for a project I was launching.
  • Compute Feature of DataTableAug 01, 2001. The following code is for implementing least known feature of DataTable Compute() method.
  • Cobol for Microsoft .NETAug 09, 2001. This article gives you introduction about how the age old COBOL can take a new energetic look under Microsoft.NET.
  • Basic Database operations using ADO.NETAug 21, 2001. I found very interesting database features incorporated into the .NET as ADO.NET.
  • 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.
  • 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.
  • Realtime Stock Quotes into Excel using .NETSep 03, 2001. I may seem a little Bullish on .NET, but I was able to create this application fairly quickly in C#.
  • Similarities and difference with C# and Other LanguagesSep 24, 2001. You should know that many C/C++ developers have been asking this question: Is C# a new programming language or a new version of C/C++. My answer to both questions is that none of these definitions is true.
  • Visual Inheritance in C#-Part1Sep 24, 2001. We all know that Inheritance means a extending a class with more Features without worrying about the implementation of features of hidden inside the class to be inherited.
  • Visual Inheritance Part 2 Sep 26, 2001. We all know that Inheritance means a extending a class with more Features without worrying about the implementation of features of hidden inside the class to be inherited.
  • Docking Control in C#Oct 16, 2001. One of the first features of C# that took my interest was the ability to Dock a Control onto the edge of a Form.
  • 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 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.
  • XP, Component Services and .NETDec 13, 2001. First of all, COM+ does revolutionize COM; it is not only a superior new version of the COM programming model it is also a new platform to design and develop components. In addition, COM+ Services in XP does have some differences from Windows 2000; also XP and COM+ 1.5 offer a richer set of services than was available in COM+ 1.0. This article will describe the basic component services on the XP.
  • Redirecting Standard Input/Output using the Process ClassDec 18, 2001. When a program starts, a new process (a program in execution) is created by the operating system,and this process is identified by its process Id and also a name.
  • 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.
  • Data Transfer from SQL Server to ExcelDec 26, 2001. In this application, we will see how we can transfer data from Microsoft SQL Server into Excel spreadsheet.
  • Graphics Programming in C#Dec 26, 2001. The new improved version of GDI is called GDI+. The .NET framework provides a rich set of classes, methods and events for developing applications with graphical capabilities.
  • 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.
  • Introductions to C#Jan 02, 2002. C# is a new programming language developed by Microsoft. C# has power of C++ since it's derived from C and C++. It is simpler as VB.
  • Multilingual Support in C#Jan 03, 2002. Many major languages of the world like Arabic, Hindi and Chinese are not written in Roman Script, so special features are provided for dealing with these languages. This article will tell how to implement multilingual application using C#.
  • SharpHSQL - An SQL engine written in C#Jan 08, 2002. .NET! C#! If you haven't been inundated with the marketing of Microsoft's new initiatives, you've been living in your cube without a web connection for quite a while. Like a lot of developers, I had installed the .NET SDK and the Beta 1 of Visual Studio .NET and played with it. However, since its release was so far out in the future and I had deadlines to meet, I soon went back to working with the things my customers needed now.
  • Hangman Program Using C#Jan 19, 2002. Hangman was created to illustrate several features of C# including GDI+, string manipulation, array processing, using properties, as well as simple creation of objects.
  • Drag and Drop for Board GamesJan 22, 2002. This application shows how the drag and drop features in C# could be used to create a simple board game or whatever.
  • Creating an Excel Spreadsheet ProgrammaticallyJan 22, 2002. The Interoperability services make it very easy to work with COM Capable Applications such as Word and Excel. This article reveals using Excel from a managed application. Excel is the spreadsheet component of Microsoft Office 2000.
  • Creating an Excel Spreadsheet ProgrammaticallyJan 22, 2002. The Interoperability services make it very easy to work with COM Capable Applications such as Word and Excel. This article reveals using Excel from a managed application. Excel is the spreadsheet component of Microsoft Office 2000.
  • .NET Framework and Web Services - Part 1Jan 28, 2002. The .NET Framework is a new computing platform designed to simplify Windows application development in the highly distributed environment of the Internet. Common Language Runtime (CLR) is the Heart of the .NET Framework.
  • Rebooting a Remote Server using WMIFeb 04, 2002. Windows Management Instrumentation or WMI holds many surprises and features but when my colleagues machine rebooted even I was surprised.
  • Rebooting a Remote Server using WMIFeb 04, 2002. Windows Management Instrumentation or WMI holds many surprises and features but when my colleagues machine rebooted even I was surprised.
  • SOAP Message with Binary AttachmentsFeb 28, 2002. Recently Microsoft announced new format called DIME: Sending Binary Data with Your SOAP Messages.
  • 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.
  • A Shaped Windows Forms Application with Variable OpacityMar 11, 2002. This application demonstrates two simple techniques that beginners might find useful in developing creative new looks for Windows applications.
  • Asteroids in C#Apr 04, 2002. As my first experiment in a game design, rather than using a DirectX wrapper, I decided to explore the functionality of GDI+. GDI+ has lot of nice features to offer but performance wise it is slow. So GDI+ may not be a good idea to develop practical fast paced games. This game also includes sounds.
  • Poorman's Installation program in C# and .NETApr 08, 2002. Installation programs can be quite expensive these days. Although programs such as Wise and InstallShield have fantastic features and are fairly comprehensive, sometimes you just want to do the easy installation of copying and pasting files into a directory and perhaps placing a shortcut in the start menu.
  • Space Breakout - 2D Game Developed Using DirectX and C#Apr 11, 2002. GDI+ is a feature rich graphics API that makes sophisticated graphical effects highly accessible to the C# developers.
  • Space Breakout - 2D Game Developed using DirectX and C#Apr 11, 2002. GDI+ is a feature rich graphics API that makes sophisticated graphical effects highly accessible to the C# developers. Unfortunately if youve tried to develop smooth detailed animation using GDI+ you have undoubtedly discovered that just how slow it can be. Consequently it is not particularly suited to games development, if you want to really take advantage of your 1 gig + processor and that fancy new graphics card youre going to have to get a little more low level and dirty, enter Microsofts DirectX API.
  • 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 your lottery pick on the Web Using .NETApr 29, 2002. A few weeks ago, the New Jersey State lottery was up to 300,000,000 dollars.
  • 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.
  • Robotics Game Using .NET LanguagesMay 28, 2002. It is often not easy to get to know new technologies like .NET if you don’t get introduced to in a work environment.
  • 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.
  • Create FTP and Web IIS Virtual Directory using C#Jul 03, 2002. In this example we will create a Windows Form Project that will create new FTP and Web IIS Virtual Directories from code based on the name and path specified by the user.
  • Why Object Orientation for COBOL?Jul 08, 2002. Why is Microsoft interested in having so many languages target the new environment?
  • Web Forms Code ModelJul 23, 2002. ASP.NET introduces a new programming model for Web Forms to separate the code and visual elements in different files.
  • Sharp HSQL- An SQL Engine Written in C#Aug 01, 2002. .NET! C#! If you haven't been inundated with the marketing of Microsoft's new initiatives, you've been living in your cube without a web connection for quite a while.
  • 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.
  • DataGrid Customiztion Part-III:Implementing Search Feature in a DataBound GridAug 21, 2002. In this article, I will show you how to exchange two DataGrid columns by dragging and dropping.
  • Form Designer in C# and .NETSep 02, 2002. The FormMaker.NET Application has an undo feature for removing controls you just placed on the form and a fine tuning placement mechanism for positioning the control through the arrow keys.
  • Hex Colors in C#Sep 05, 2002. Currently I am developing a shareware application for generating image galleries for the web. There is a template engine built in that allows the user to specify colors as hexadecimal values, plus many other features.
  • Static Constructor in C# and their Usages.Sep 09, 2002. Static constructor is used to initialize static data members as soon as the class is referenced first time, whereas an instance constructor is used to create an instance of that class with <new> keyword.
  • SMTP and POP3 Mail ServerSep 13, 2002. This is simple implementation of SMTP and POP3 server. Two new features are added to the original code.
  • COBOL and .NET Data TypesSep 24, 2002. .NET has created a new, level playing field for a multitude of programming languages to interact on a scale never before seen.
  • Aspect Oriented ProgrammingNov 20, 2002. In this article we are going to look at some features of .Net framework, which enable us to build highly configurable applications.
  • MDI Image Viewer with Drag-Drop SuppportNov 21, 2002. MDI Image Viewer with Drag-Drop Support by Sergio Pinon. Nov 21, 2002. The attached source code project is an MDI Image Viewer that not only let you view multiple images simultaneously, it also supports drag and drop feature. To view one or multiple files, just drag some images from the Windows Explorer and drop on this program.
  • 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.
  • Ray Tracking in C# and .NET UpdatedDec 17, 2002. In this article, the author adds (fixes) new features to the code.
  • Using Remoting to Implement Distrubuted LoggingDec 20, 2002. In an earlier article we had discussed how new tracing and debugging techniques in .NET make debugging easier. In this article we will view the event logging API that comes with .NET.
  • Using Genetic Algorithms to Design Logic Circuits in C#Feb 05, 2003. The article goes to explain that GA (Genetic Algorithms) have been used by various programmers to come up with 15 previous patented inventions + (and here is the startling part) some new ones! I can see the running joke in the patent office now.
  • Dots GameMar 06, 2003. Here is a dots game developed using C# and GDI+. New version of the game will be coming soon.
  • 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.
  • Accessing COBOL Properties with C#Apr 02, 2003. This article will review a new option for exposing those assets via the use of Properties.
  • FTP Client Utility Apr 04, 2003. This is an FTP Client Utility to transfer Files and directories between hosts. It provides the casic FTP features and also some advanced features like uploading directories with the subdirectories and deleting directories with the subdirectories.
  • Comparison between PDA/Pocket PC and Workstation FeatureApr 07, 2003. Pocket PC ships with a version of Internet Explorer, affectionately known as PIE (Pocket Internet Explorer).
  • How to use C# ConstructorsApr 08, 2003. This article gives a brief introduction, features of constructors their usage and also an idea of how to use C# constructors.
  • .NET Framework Version 1.1 - Side-By-Side ExecutionApr 11, 2003. Microsoft has announced the release of the new version of the .Net Framework 1.1. As with almost everything in life, the only constant is change.
  • Using C# .NET in Excel 2003May 08, 2003. This article shows how you can take advantage of Visual Studio 2003 tools to write .NET applications that work with Office 2003.
  • Dynamically Setting Properties of a Class from a DatabaseMay 12, 2003. This example demonstrates a powerful feature of Reflection that will allow you to dynamically set the values of a class.
  • Talking to the Outside World in Excel 2003May 14, 2003. This code sample shows how to connect to the internet inside of Excel 2003. The idea is when the workbook opens the code behind the workbook searches for quotes on NASDAQ and then populates the spreadsheet with the data.
  • Packet Sniffer in C#Jun 05, 2003. The attached source code is a packet sniffer. Most of featured came from ethereal.
  • DataGrid and CheckBox ControlsJun 17, 2003. How to have checkbox that is checked or unchecked depending on a field value stored in the Database, and then allow the user to click on it and record the new checkbox state in the database.
  • Airplane War 0.2Jun 24, 2003. This is a very basic flight simulator designed in c# and directx 9 which was released yesterday. It is expected to be buggy but has enough information to allow you to learn about the new directx 9 managed code.
  • Hard Coding Pape Size during PrintingJul 14, 2003. Every time I set up a new Windows printer I spend a few minutes going through every bit of the printer properties making sure that every bit is set to A4. The code discussed in this article shows, how you can do it programmatically.
  • Boxing and Unboxing of Value Types : What You Need to Know?Jul 21, 2003. Programmers new to C# can encounter less than ideal performance and even unexpected results due to boxing and unboxing of value types.
  • Error Logging in ASP.NETSep 02, 2003. I have written some code that provide your system with some nice features on error logging in ASP.NET.
  • Installing a Service ProgrammaticallySep 04, 2003. With the arrival of .NET, creation of a windows service has become a piece of cake by just selecting Windows Service as project type in the New Project Dialog Box.
  • Export ASP.NET DataGrid to ExcelSep 08, 2003. Export to Excel is one of the most common functionality required in ASP.NET pages. Users can download the data from the DataGrid into an Excel spreadsheet for offline verification and/or computation.
  • Creating Word Find Pzzules in C# and GDI+Sep 30, 2003. Perusing the newsstands in New York you'll find newspapers, TV-Guides, magazines, and even books. In the magazine section you'll often find crosswords and books containing the puzzles you'll see in figure 1. The books contain pages and pages of puzzles with hidden words contained in the matrix of letters in which you can spend time going blind trying to find.
  • Stock Paper Trader in C# and .NETNov 11, 2003. The attached source code project is a paper trading application that allows you to place imaginary trades on real data. I thought this would be fairly easy to duplicate having already written a stock capturing program into Excel.

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