C# Corner

Resources  
  • Yahtzee Program using C#Jan 24, 2000. The Visual C# environment has given the programmer the ability to create applications in RAD mode without the steep learning curve for the C++ programmer. (I do miss templates though!). The above application, yahtzee, is based on a popular poker-like dice game.
  • Business Card Designer Using C#Jan 30, 2000. For those of you that don't want to go out and buy a fancy business card utility, this article may prove to be just the trick for designing easy colorful business cards.
  • GDI+ Tutorial for BeginnersDec 26, 2000. GDI+ is next evolution of GDI. In Visual Studio .NET, Microsoft has taken care of most of the GDI problems and have made it easy to use.
  • PaintBrush in C#Jan 10, 2001. The article is the paintbrush application, which demonstrates the different aspects of C# language and certain namespaces. The concepts like EventHandling and class designs are also present.
  • Compilation and Runtime Execution of a C-Sharp ProgramApr 10, 2001. C-Sharp (C#) is a strongly typed object-oriented programming language designed to give optimum composition of simplicity, expressiveness and performance.
  • Creating a Login User ControlApr 16, 2001. In this article, we have started with an introduction to the UserControl and have learnt to use the ADO+ DataReader.As we seen User Controls simplifies several common Web application scenarios.User Controls allow developers to easily define custom controls using the same programming techniques for writing Web Forms.
  • Using .NET Framework Multithreading and GDI+ to Enrich the user experienceMay 04, 2001. This tutorial shows you how to create, send, and received messages using MSMQ from the .NET base class library (System.Messaging) and C#.
  • 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.
  • Ouch! There is a Hook in My C#May 15, 2001. As an extension to the J++ design practice, C# has a syntactic construct, called Attributes, which let you drop hooks to Windows API or modify the runtime semantics, like threading synchronization behavior. The C# has legalized the hooking practice by calling them Attributes, and including them in ECMA C# specification.
  • Printing out your W2 Form using C# and .NETAug 07, 2001. This article covers a fairly practical aspect of using a computer - dealing with forms. The concepts in this article can be used to create any Form Application so that you can design forms that you can Fill Out, Open, Save, Print and Print Preview.
  • Multiple Inheritance in C#Aug 29, 2001. Can you inherit from multiple classes in C#? Simply put, this cannot be done. However there are ways around it. From a design perspective you must ask yourself, will a Class fully represent an object?
  • Regular Expressions Usage in C#Sep 07, 2001. The source code shows how to use Regular Expressions in C#.
  • Reading and Writing XML in C#Oct 29, 2001. In this tutorial, you will learn how to read and write XML documents in Microsoft .NET using C# language.
  • Abstract Factory Patterns in C#Dec 10, 2001. The ABSTRACT FACTORY PATTERN comes under the classification of Creational Patterns. The Abstract Factory provides an interface to create and return one of several families of related objects.
  • Factory Patterns in C#Dec 10, 2001. The FACTORY METHOD PATTERN comes under the classification of Creational Patterns. The creational patterns deals with the best way to create objects.
  • 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.
  • Observer and .NET event delegatesDec 17, 2001. The purpose of this article is to try to introduce observer pattern and compare it to .NET event delegate handling of notifications.
  • Builder Patterns in C#Dec 20, 2001. Builder is an object creational design pattern that codifies the construction process outside of the actual steps that carries out the construction - thus allowing the construction process itself to be reused.
  • 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.
  • Adapter Pattern in C#Jan 03, 2002. The Gang Of Four (GoF) defined the Adaptor pattern as follows in their most famous book "Design Patterns" Gamma et al. Adapter lets classes work together that couldn't otherwise because of incompatible interfaces."
  • Basic FTP in C#Jan 10, 2002. FTP client developed using Windows Forms. The source code uses a rigid Model-View-Controller design pattern.
  • Bridge Patterns in C# Jan 17, 2002. Bridge Pattern is commonly known as Handle/Body idiom in C++ community. This pattern is used for decoupling an abstraction from its implementation so that the two can vary independently.
  • Composite Patterns in C#Jan 23, 2002. A Composite is a tree structure consisting of individual objects mixed with compositions of objects, that is, objects that have other objects as their children.
  • .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.
  • Some situtions where one may like to use ILJan 29, 2002. This article requires knowledge of IL or at least desire to learn it. My intention is to give few illustrations where usage of IL is possible or only option.
  • .NET Framework and Web Services - Part 2Jan 29, 2002. Here we are going to learn how to create a WebService using VS.NET (using VB.NET.) and consume the Webservice from VB.NET Client. This Article is based on VS.NET RC1 Release.
  • 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.
  • 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.
  • N-Tier Development with Microsoft .NET : Part IFeb 15, 2002. The purpose of this article is to examine a proof of concept on an architecture that follows the DNA pattern on concept only.
  • 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.
  • Creational Pattern - BuilderFeb 19, 2002. The Builder pattern allows a client object to construct a complex object by specifying only its type and content. The client is shielded from the details of the objects construction.
  • 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.
  • Command Patterns in C#Mar 04, 2002. Command pattern encapsulates a request as an object and gives it a known public interface. Command Pattern ensures that every object receives its own commands and provides a decoupling between sender and receiver.
  • 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.
  • 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.
  • 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#.
  • Case Study: Demo Networking Financial System May 23, 2002. In this tutorial I will discuss some of the design and development issues that one might consider when using .NET framework for developing Network affiliated applications.
  • Paging in Mobile Web FormsJun 10, 2002. The biggest difference between web applications designed specially for use on Mobile Devices is the limitation imposed by the small screen size of Mobile devices.
  • A Generic Data Access Component using Factory PatternJul 24, 2002. This article shows to utilize the System.Activator class and a factory pattern to create the concrete provider classes.
  • A Generic Data Access Component using Factory PatternJul 24, 2002. Another way to solve this problem is to utilize the System.Activator class and a factory pattern to create the concrete provider classes as was pointed-out in Dan Fox's article "Design an Effective Data-Access Architecture" (.netmagazine, vol. 2, no. 7).
  • Using Visual Studio .NET to Build and Deploy ApplicationsJul 29, 2002. No matter how much time you spend designing your application there is one key stage where it can all fall apart, the build and deployment stage.This is a first in a series of articles in which I am going to demonstrate how to use Visual Studio .NET.
  • A Generic Data Access Component using Factory PatternJul 30, 2002. the article A Generic Data Access Component using Factory Pattern provides a very good way of creating ADO.Net data provider independent applications, but there is one problem with it. Different ADO.Net data providers use different approaches in labeling of parameters in SQL statement.
  • Using Crystal Report ViewerJul 31, 2002. The following small application is designed to allow testing created reports with XML feeds used as data sources. .
  • CoolLayout .NET: A Windows Forms ComponentAug 02, 2002. CoolLayout.NET is design time enabled .NET component which helps to create professional forms with no coding efforts.
  • Remoting Calls RecommendationSep 19, 2002. The goal of this article is not to describe remoting technology in details. It is more focused at the practical design and implementation mistakes development process concerning garbage collection and performance.
  • Remoting Calls RecommendationsSep 19, 2002. The goal of this article is not to describe remoting technology in details. It is more focused at the practical design and implementation mistakes during development process concerning garbage collection and performance.
  • Eater Game II - The Stone MazeOct 02, 2002. This program combines the designs of the Eater Game and the Maze Generation Program to create a more challenging game, Eater Game II. In this game, you move a pacman-like character through a maze and eat as many stones as you can before time runs out. You have a minute and a half to try to eat stones before the pac-man simply freezes-up and accepts his quota of stones.
  • BlackJackOct 10, 2002. So as a learning experience, I decided to try writing a Blackjack game.
  • The NeFs Application Demo Part 2: Designing Application Oriented Server ControlsOct 31, 2002. This article is part II of a three part demo application dubbed Net-Worked Financial System written in C# and .NET framework.
  • Using Multiple Expressions to derive the Pythagorean TheoremNov 06, 2002. In this article, we will talk about a simpler GA technique for manipulating symbolic expressions and also use it to derive the Pythagorean equation.
  • Singleton Patterns in C# RevisedDec 16, 2002. I am coming from the Java world, where synchronizing the Singleton creation is common practice.
  • Alternative Simplified C# Property Syntax Dec 19, 2002. When I first read about properties in C#, I was a bit excited and a bit confused. I was glad to see so many inventions, including properties, designed to help programmers be more productive.
  • Abstract Factory - Creational Design PatternJan 03, 2003. Abstract Factory simplifies the creation of different families of related or dependent objects. It provides interfaces for this purpose and does not specify the concrete classes.
  • Designing and Implementing a Versatile Data Access Tier Jan 16, 2003. In this tutorial, we will drill down deeper in to the design of a n-tier architecture and our focus will be on the data access tier(DAT). Our goal is to design and implement an appropriate data access tier(DAT) for scalable, reliable and interoperable web application.
  • An Introduction to C#Jan 16, 2003. This tutorial explains the basics of C#, a modern Object Oriented Programming language that was designed by Anders Hejlsberg at Microsoft.
  • Using Cards.dll in a Windows Control LibraryJan 16, 2003. This project aims at designing a windows control library that encapsulates a playing card.
  • Implementing Design Patterns in C# - Singleton PatternJan 23, 2003. There are times, when one need to have a class which can be only instantiated once. Singleton Design Pattern addresses to such situation by providing a design for such classes (known as Singleton class).
  • String in C#Feb 05, 2003. In this article, you will learn how to work with strings in C#. The article discusses the String class, its methods and properties and how to use them.
  • 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.
  • Project Trilma .NETFeb 19, 2003. In 1883 George H. Monks from Boston designed Halma, an interesting board game with simple rules.
  • Implementing MVC Design Pattern in .NETFeb 25, 2003. This article explains the basic concept of the Model View Controller (MVC) design pattern and also shows how how closely .NET Framework can be used to implement the MVC design pattern with the one that originally conceived.
  • Possible Usage of Visitor and Type CastsFeb 25, 2003. In this article I will try to introduce Visitor pattern and one possible variation on it. It treats problems related to projects projects where high level of adaptability is needed.
  • Link Fetcher ServiceMar 06, 2003. In this article we will learn how to create a Web Service that fetches all the links from a given URL.
  • Opening and Viewing Text and Image FilesMar 08, 2003. We will start this article with a simple application where we will learn how to open and view text and image files using the OpenFileDialog class. In doing so, we will learn some basics of GDI+ drawing, menus and panel control.
  • Degenerated Observer and Asynchronous Web ServicesMar 20, 2003. In this article I will revisit Observer pattern and try to show how it can be modified and used to make web services to dispatch and receive notifications.
  • Extending Your Working Environment in Visual Studio - AdvancedApr 24, 2003. In my previous article, you learned about how to create wizards and some simple objects such as DTE, Solutions, Project and Project Item. These objects help us to customize our Visual Studio working environment.
  • Extending Your Working Environment in Visual Studio - AdvancedApr 24, 2003. In my previous article, you learned about how to create wizards and some simple objects such as DTE, Solutions, Project and Project Item. These objects help us to customize our Visual Studio working environment.
  • Designing Inherited Controls for Windows FormsMay 08, 2003. This article uses Windows Form's TextBox control to explain how to design your controls.
  • 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.
  • Introduction to C# Methods - Part1Jul 07, 2003. In this article, you will learn about C# methods and how to implement and use methods in a class.
  • C# Methods : Part II Jul 07, 2003. This article completes our discussion of methods. In this article, you will learn parameter passing, reference and value type parameters, and method overloading.
  • Handling Null Values in DataGridJul 17, 2003. This article shows you how to handle no data found or null values in an ASP.NET DataGrid control.
  • Creating Word Find Pzzules in C# and GDI+Sep 30, 2003. In the past I have been guilty of trying a few of word find puzzles myself, so I figured why not give it a go it .NET. The Word Find creator reads a MSDE database of Words and Categories.
  • DataSets in Microsoft .NETFeb 20, 2004. ADO.NET was designed to meet the needs of this new programming model: disconnected data architecture, tight integration with XML, common data representation with the ability to combine data from multiple and varied data sources, and optimized facilities for interacting with a database, all native to the .NET Framework.
  • Understanding SQL Server Yukon Service BrokerFeb 25, 2004. The new version of Microsoft SQL Serverâ„¢ "Yukon" comes together with a set of technologies capable of enlarging the horizon for database applications. One of the most remarkable technologies is the Service Broker that makes it possible to build database-intensive distributed applications. In this article we explore the core concepts of the Service Broker and show how to use its potentialities to build applications with message interchanging.
  • Learning Visual Studio 2005 IDE - The DesignerJun 07, 2004. In this article of Learning Visual Studio 2005 IDE series, I will explore some of the designer features and the breakdown of the classes of a Windows Forms project.
  • Learning Visual Studio 2005 IDE - Main IDEJun 07, 2004. In this article of Learning Visual Studio 2005 IDE series, I will explore some of the designer features and the breakdown of the classes of a Windows Forms project.
  • Microsoft CRM Development: SDK, C#, SQL, Exchange, Integration, Crystal ReportsAug 04, 2004. In this article, as a software developer, database administrator or a web designer, you will learn how to customize Microsoft CRM according to your needs.
  • Crystal Reports - Geterogeneus databases: SQL Server, Oracle, Unidata, BtrieveAug 24, 2004. Crystal Reports is the most flexible tool on the market and it has market recognition. Multiple software vendors offer Crystal Reports as the main reporting tool: Microsoft, Best Software, Oracle to name a few. In this article, you learn some tips on using Crystal Reports versus other options.
  • Extreme ProgrammingSep 16, 2004. Extreme Programming is new development technique getting adopted in the software development and the key strength of this methodology is simplicity, team work, quality and testing.
  • An in-depth look at WMI and Instrumentation: Part IISep 18, 2004. In this second part of the series, you will learn how to work with WMI classes and class instances, and then demonstrates the wealth of information available through the Win32 and IIS WMI providers.
  • A Chess Program using C#Nov 29, 2004. This is a chess program, made using C#. It has used object oriented concepts and design patterns like Flyweight, Factory and Decorator. Two player can play this game and it has facility to drag-drop pieces. It also shows potential positions of each pieces which is useful for learning.
  • Passing Values between User Controls and ASPX PageJan 20, 2005. This article is for beginners who are learning. NET. This will be really helpful for them. Beginners will be wondered how to pass values between User Controls and ASPX page .In this article I have listed some of the ways through which you can access and set the User control values in an ASPX page.
  • SQL Server Reporting ServicesFeb 25, 2005. SQL Server Reporting Services is a comprehensive, server-based platform for creating, managing, and delivering reports that contain data from relational and multidimensional data sources. This article explains the features that are supported by SQL Server.
  • Design Issues & Architectures in .NET Application DevelopmentMar 09, 2005. The design and structure of an application is more important, as the technical details of its implementation. Upon developing any new project, we should settle on the issues such as the Technologies to use, Database Engine to employ, the Physical Architecture of the application etc.
  • Best Approach for Designing Interoperable Web ServiceMar 15, 2005. This article will clarify and explain in detail the different Web Service Design Methodologies as defined by the Web Services Standardization Groups, clarify the terms, highlight their differences.
  • AI: Population based Incremental Learning in C# and .NETMay 22, 2005. In this article I would like to discuss another offshoot of the genetic algorithm called Population Based Incremental Learning (PBIL).
  • Creational Patterns - SingletonMay 31, 2005. This article discusses the implementation of the Singleton Design Pattern.
  • Microsoft patterns & practices: The Enterprise LibraryJul 06, 2005. Microsoft patterns & practices provide scenario-specific recommendations illustrating how to design, develop, deploy, and operate architecturally sound applications for the Microsoft .NET platform.The following article covers details on the Data Access Application Block.
  • Enterprise Library Caching Application BlockJul 12, 2005. Microsoft patterns & practices provide scenario-specific recommendations illustrating how to design, develop, deploy, and operate architecturally sound applications for the Microsoft .NET platform. The following article covers details on the Caching Application Block.
  • Microsoft patterns & practices: The Enterprise LibraryJul 12, 2005. Microsoft patterns & practices provide scenario-specific recommendations illustrating how to design, develop, deploy, and operate architecturally sound applications for the Microsoft .NET platform.The following article covers details on the Data Access Application Block.
  • Learning Visual Studio 2005 IDE - Integrated FxCop and Accessibility OptionsJul 23, 2005. Visual Studio 2005 IDE brings you many new and updated features and Project Properties dialog is one of the areas where you will see some new additions. In this article, I will discuss Accessibility and FxCop features of Project Properties dialog.
  • Learning Visual Studio 2005 IDE - Quick Access to Active Tool Windows and FilesJul 31, 2005. One of the coolest feature in Visual Studio 2005 I like is quick access to all active Windows and Files and switing control between them.
  • Learning Visual Studio 2005 IDE - Document Outline in Windows Forms 2.0Aug 02, 2005. We all have seen Document Outline feature in Visual Studio 2003, which allows ASP.NET developers to select a control on a Web Form and in code editor, it would select the code respective to that control.
  • Examining Organizational Workflows under the hood of .NETAug 18, 2005. In this article we will firstly we will see what organizational workflows are and how they fit into organizational hierarchy and make information move within this hierarchy.
  • Design Patterns Part - IAug 26, 2005. Design patterns are about design and interaction of objects, as well as providing a communication platform concerning elegant, reusable solutions to commonly encountered programming challenges.
  • Design Patterns (Strategy Pattern) Part - IIAug 31, 2005. Define a family of algorithms, encapsulate each one, and make them interchangeable. Strategy lets the algorithm vary independently from clients that use it.
  • How do I Convert a String to an Enum Value?Sep 10, 2005. In this How do I, you will learn how to convert a string to an enum value in C#.
  • How do I Implement Custom Event Handling in C#Oct 27, 2005. In this article, we are going to show, how we can call custom event on our designed conditions.
  • Design Patterns in C#Nov 01, 2005. To define design patterns in simple words they are "popular solutions for common design problems". They are very helpful in designing architecture and they also increase ease of communication among the developers.

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