C# Corner

Resources  
  • Read Microsoft Access Database in C#Jan 01, 2000. How to connect and read data from a Microsoft Access (.mdb) database using ADO.NET and C#.
  • TCP Date Client/ServerJan 03, 2000. Free to use Tutorials on Communicating using TCP Sockets on Microsoft's .NET Platform using C#...
  • Chat Server with Client Implemented with C#Jan 19, 2000. The Main Heart of the program is taken from the sample program of Gopalan Suresh Raj modified as per requirement & presented in front of you..
  • CSDownloadURL : Download Contents of a Web PageDec 03, 2000. CSDownloadURL is a class which has two functions - SetURL and DownloadURL. The set URL sets the current URL and GetDownload downloads the URL contents and returns its contents in a string.
  • Write data to an access database using SQL Query and ADO.NETDec 06, 2000. See how to use SQL Statements to write data to an access database.
  • ADO.NET Database ExplorerJan 20, 2001. The sample connects to the SQL server database and shows you a tree view like interface of all the tables.
  • Database Explorer : Part 2Jan 22, 2001. Attached is a C# program which is a enhanced version of the previous article on ADO.NET.
  • Database Explorer-IVJan 25, 2001. This is version IV of the Database Explorer, which include the support for Access Database with SQL Server.
  • FileSharing Server in C# and .NETFeb 01, 2001. The server acts as a File Sharing Server, it listens for multiple clients to connect to it. The Clients have a option to either Download any of the Files available with the server for download.
  • SQL Programming using .NETFeb 01, 2001. This program shows several data objects, some draw backs of each and some interesting things.
  • Web ProxyServer in C# and VBFeb 06, 2001. Web Proxy Server is HTTP proxy server written in C#.It is Multithreaded so many clients can access the web through this WebProxy Server.
  • Chat Server and Client in C# Using Remoting TechnologyFeb 16, 2001. This application is a simple Chat server and Client, which is conversion of Java RMI chat server and client. The Java client was a Applet and present application client in Windows Forms.
  • Ping Utility in C#Feb 16, 2001. Ping is a very useful utility used to determine the speed of a Network Connection. It establishes a socket connection with the given hostname and sends a Data Packet using ICMP Protocol.
  • Chat Server and Client in C# Using Remoting TechnolgyFeb 16, 2001. The application is a simple Chat server and Client, which is conversion of Java RMI chat server and client. The Java client was a Applet and present application client in WinForm.
  • Verbatim String LiteralsMar 01, 2001. I used to wonder, if I could somehow represent "\" as "\" instead of the escape sequence for black slash ("\\") in string.
  • Effective C#: Working with StringsMar 12, 2001. Using string might degrade the performance of your application. This article explains about what precautions you should take when you are going to use strings in your application.
  • Programming in ADO.NETMar 19, 2001. A simple example shows you how to read a database table in a dataset and display in a list view control.
  • FTP Server in C#Mar 26, 2001. The application is a simple implementation of FTP Protocol RFC 959.
  • Developing Web Applications in VS.NET Mar 29, 2001. This tutorial describes about Step-by-step tutorial guides you towards developing your first web application.
  • POP3 AccessMar 29, 2001. This is a follow up to my SMTP example that shows how to access your POP3 server.
  • Using Delegates to Choose Right FunctionApr 01, 2001. The need to call different class method based on some string passed to class is an old problem.
  • 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.
  • Connect to an Oracle DatabaseMay 03, 2001. This sample code shows you how to connect to an Oracle database using C#.
  • Wireless Model : How Does It Work?May 09, 2001. The browser sends an HTTP request to the Web server, which interprets the request and determines which resources to retrieve or execute. If the URL specifies a file, then the server sends it back.
  • FTP Explorer in C#May 21, 2001. I have developed a GUI based FTP client application. This takes connection information and populates folder and files in treeview and listview respectively.
  • Using Reflection and With Class2000 to view the .NET System.Drawing library Part IMay 29, 2001. Using the power of .NET and the power of COM InterOperability through WithClass 2000, you can view the System.Drawing library in a rough UML diagram.
  • Working With OleDb Data Adapters Jun 19, 2001. This step by step tutorial guides you to create your database applications using OleDb Data Adapters in VS.NET.
  • ADO.NET: What's changed in .NET Beta 2?Jun 20, 2001. ADO.NET API is one of the changed APIs. In this article, I've covered some of ADO.NET changes in Beta 2.
  • Working with OleDb Data AdaptersJun 20, 2001. This step by step article guides you to create your database applications using OleDb Data Adapters in VS.NET.
  • TCP/IPLib SampleJun 22, 2001. This compopnent contains both a TCP/IP server and client. TcpIpClient inherits from System.Net.Sockets.TCPClient and is very straight forward. After construction, specifying the host and port, a network connection is established by calling Connect(). Internally, upon a successful connection, the client receives a TcpIpPacket, which contains a unique cookie that is used in any subsequent transactions.
  • 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.
  • FTP Explorer in C# Version 2.0Jul 10, 2001. FTP Explorer is a GUI - FTP client application developed in C# using Visual Studio.NET Beta 1.
  • XML as Middle TierJul 12, 2001. There is always been a need that there will be an intelligent middle Layer between Database Server and the UI Code. There are many ways but one fantastic approach came in picture with the XML.
  • Mobile with Access DatabaseJul 14, 2001. Till now we had done the Programming using SQL Server and XML as Database.
  • Generating XML from SQL databaseJul 30, 2001. Some Days Back i posted the article dealing XML as a Middle tier but i guess the People didn't get the clear funda.
  • 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.
  • strnicmp equivalent in C#Aug 07, 2001. C# equivalent strnicmp function in C language. It accepts two input strings along with the number of positions of chars to compare.
  • Basic Database Operations in ADO.NETAug 08, 2001. This Article will show the basic database transactions select, insert update and delete.
  • CDataService: A Generic Database Access ClassAug 09, 2001. Using a generic database access component in data-aware applications can simply development and separate data tier from business tier.
  • XML GeneratorAug 17, 2001. This article is about advance use of reflection package in Csharp.
  • Super String in C#Aug 20, 2001. Today I realized that I miss those Visual Basic/Visual C++ type operators. You know the ones: Left, Mid, Right.
  • Easter CalculatorAug 22, 2001. This program calculates the dates for Easter for any given year and for an hundred years.
  • Active Directory Sample IAug 23, 2001. This sample shows how to access Active Directory information in a Windows 2000 domain.
  • Web Services between .NET, Java and MS SOAP Toolkit: Part 2Aug 24, 2001. This second article in this series dedicated to Web services comes as a sequel to the first one in which I started to tell you how you could build different kind of clients and services using MS SOAP Toolkit, Apache SOAP for Java and .NET Framework.
  • Web Service Between .NET, Java and MS SOAP Toolkit - Part IIAug 24, 2001. Second article in this series dedicated to Web services comes as a sequel to the first one in which I started to tell you how you could build different kind of clients and services using MS SOAP Toolkit, Apache SOAP for Java and .NET Framework.
  • WhoIs Sample CodeAug 27, 2001. Sample example shows you how to implement WhoIs...
  • Socket Programming in C#Sep 03, 2001. This program is useful for a starter who wants to write C# code using .Net Sockets.
  • String Jargon in C#Sep 05, 2001. The following article shows some String functions which are not currently available directly in C#.
  • Regular Expressions Usage in C#Sep 07, 2001. The source code shows how to use Regular Expressions in C#.
  • Playing with StringsSep 18, 2001. This program explores the String class and its various methods. With this you will be able to initialize strings using different constructors and use them. To see how the methods of the 'String' class work, see the following code.
  • 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)
  • IComparable: Under the HoodSep 21, 2001. We now calling Array.Sort() on C# Types such as int, char, string will automatically do sorting based on that type.
  • 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.
  • Customizable Generic Form Validation ControlOct 01, 2001. This control performs form validations at the client-side irrespective of the web server.
  • Console Based ChatOct 01, 2001. This is a article on how to create a simple console based chat application using socket connections.
  • Socket ProgrammingOct 01, 2001. This is a simple Client/Server program showing the communication taking place between the client and the server.
  • 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.
  • 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.
  • Creating your own Web Server using C#Oct 15, 2001. This article explains how to write a simple web server application using C#.
  • Creating your own Web Server using C#Oct 15, 2001. This article explains how to write a simple web server application using C#.
  • C# PagerOct 16, 2001. C# Pager is a simple client/server application that implements functions of a pager.
  • Mapping Objects to Relational DatabasesNov 01, 2001. The application generates C# Class files for each table in a relational database. I have used Mysql and ODBC.NET for this project. The application only supports MySQL right now.
  • 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.
  • Email Notifier with Microsoft Agent--- GENIENov 16, 2001. Email notifier with Microsoft Agent is a TCP/IP application that notifies the user if there is email in the user's email server.
  • C# IRC BotNov 19, 2001. This is a very simple program that establishes a connection to irc server, joins a channel and greets every nick that joins.
  • Using Interfaces in .NET RemotingNov 30, 2001. In this article, we will create a remote object that will return rows from a database table. For the sake of simplicity I have used the NorthWind database that is packed with the installation of the Microsoft SQL Server.
  • 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.
  • C# and ActiveX DLLDec 14, 2001. As you know with Visual Basic 6.0, it is possible develop a COM server and implement them in a Visual Basic client program. But this is being done by using Visual Basic. You may wonder about the idea of calling this DLL in a C# Application. Well, C# language provides us a way to call this COM server in a program. When we compile a C# program an Intermediate Language is generated and it is called as Managed Code.
  • 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.
  • Web Enabled C# ApplicationJan 02, 2002. C# is a sharp-edged weapon for Microsoft Visual Studio Programmers. My article beneath presents a brief eye-catching vivid view of programming internet web-browser using C#(C Sharp), and solves today's need with tomorrow's software!
  • Overview of Automated TranscationsJan 04, 2002. Two or more .NET Framework objects can participate in the same transaction. One or more .NET Framework objects can participate in the same transaction as one or more COM+ objects. All objects must be hosted in Microsoft Windows 2K Component Services so as to receive services such as transaction processing.
  • 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.
  • 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.
  • FTP Explorer in C#: Beta 2Jan 10, 2002. FTP Explorer is a MDI application that can explore FTP server. This application takes FTP connection information and populates folder and files in treeview and listview respectively.
  • FTP Explorer in C#(Beta 2)Jan 10, 2002. FTP Explorer is a MDI application that can explore FTP server. This application takes FTP connection information and populates folder and files in treeview and listview respectively.
  • Using MS Agent in C#-Part-I(Text To Speech)Jan 15, 2002. This article explains how to use MS Agent to write text-to-speech applications using C# and .NET.
  • 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.
  • Chat Server with Client Implemented with C#Jan 19, 2002. This client/server application let you chat ....
  • 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.
  • C# Discussion Forum from Harrison LogicJan 29, 2002. Threaded Discussion Forum that utilizes the .NET framework, with C# as the ASP.NET server side language. Uses MS Access Database for data.
  • 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.
  • Working with Strings in VB.NETFeb 05, 2002. This article is VB.NET version of Working with Strings in .NET using C#.
  • Web/WAP Calender form Harrison LogicFeb 11, 2002. This application provides an updateable web-based calendar that can be viewed from both the Web and through a Mobile device, such as a cellular phone.
  • Data Access through Web Services, Stored Procedures and SQL QueriesFeb 12, 2002. Web Services has been the most revolutionary aspect of the .NET framework developed by Microsoft. This article presents the three different modes through which data can be accessed viz. through Web services, stored procedures and SQL query using the power of ADO.NET and XML.
  • 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.
  • A Database Web ServiceFeb 22, 2002. This program is a Web service, which contains Web methods that return a dataset after querying a database (any database) given the connection string, the password, the database, the table, the user ID and the SQL commands.
  • Sorting Object Using IComparer and IComparable Interfaces Mar 01, 2002. The System.Collections namespace contains interfaces and classes that define various...
  • Authenticate Web ServiceMar 04, 2002. In this example we will build a web service that authenticates userid and password from an a very simple MS Access database. This web service exposes only one method to the client.
  • 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.
  • Publication Application Developed in C#Mar 07, 2002. This program retrieves publishers, title and author information from the SQL Server "pubs" Database.
  • Creating a SQL Server Database Programmatically using SQLDMOMar 12, 2002. The attached source code creates a SQL Server database programmatically using SQLDMO.
  • Boxing and Performance of CollectionsMar 14, 2002. In this article, I will compare some performance issues of values and references types during boxing and unboxing operations.
  • Printing Invoices using C# and .NETMar 18, 2002. This program can stand improvements but it will get you started in creating an invoice and printing it to the printer.
  • SQL Server Database ExplorerMar 20, 2002. This application connects to a running SQL Server 2000 and displays all the available databases in it.
  • Peer-to-peer Chat Program using Asynchronous SocketMar 22, 2002. This is a simple chat program, which uses asynchronous socket to provide connection between two machines.
  • .NET Remoting: The Interface ApproachMar 26, 2002. In this article, we will create a remote object, and access this object using the Interface. The object returns rows from a database table.
  • 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.
  • Multicasting using UDP in C#Apr 04, 2002. The attached source code shows you how to use multi casting in a LAN environment.

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