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Meal Scheduler in C#
May 04, 2000.
In this application once you enter your meal timings. A message box will appear on the screen while you are working and remember you about your meal with light sound.
Graphics Animation Sample
May 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.
CSDownloadURL : Download Contents of a Web Page
Dec 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.
Creating an Empty Project using VS.NET
Dec 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 .NET
Dec 09, 2000.
This step-by-step tutorial shows you how to create a class library (DLL) in Visual Studio .NET.
SmtpMail and Mail Message : Send Mails in .NET
Jan 12, 2001.
You can use SmtpMail and MailMessage to send mails in .NET.
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.
Implementing Delegates in C#
Feb 04, 2001.
The Zip file contains two projects. One is VB.Net and the other is C#. Each project is an example of the same use of a delegate. A base class is derived and the delegate calls a method on several classes derived from the base class.
Horoscope Web Service
Feb 08, 2001.
An article talks about web services and how to develop them using .NET.
Using the ref Parameter
Mar 06, 2001.
The ref keyword on a method parameter causes a method to refer to the same variable that was passed as an input parameter for the same method. If you do any changes to the variable, they will be reflected in the variable.
Using the out Parameter
Mar 07, 2001.
Did you ever need your method return more than one value? The out keyword can be used to do the same.
Deploying Programs in C#
Mar 08, 2001.
Deploying projects in Visual Studio.NET is fairly straightforward. Most of the process is automated for you through some convenient wizards so it doesn't require much effort. Keep in mind, though that you probably need the Windows Component Update Beta 1 on the machine you are deploying to. I suspect you also need the Microsoft .NET Framework, as well (for now).
Effective C#: Working with Strings
Mar 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.
Write Relational Data to an XML File
Mar 15, 2001.
This article shows you how you can write data from a database to an XML file using DataSet.
Using Transforms with GDI+ in C#
Mar 15, 2001.
Transforms are matrices that allow you to rotate and translate your graphics shapes. In this example we are going to rotate a very powerful element in C# called the GraphicsPath.
Drag and Drop Using C#
Mar 30, 2001.
Drag and Drop in C# has been a question on the UseNet and many websites on C# so I have decided to tackle the problem here. This is an update of the directory tree component download on this web site.
Using Delegates to Choose Right Function
Apr 01, 2001.
The need to call different class method based on some string passed to class is an old problem.
Web Request Class
Apr 04, 2001.
This is a simple application that the gets the source of a webpage via the WebRequest Object.
Writing Secure Code using C#
Apr 06, 2001.
Code access security is a mechanism that grants/denies access to resources within a method call. For example, code written by a person may be allowed to write to the disk while code from another one may be forbidden from accessing the disk. This control can be enforced even if the code written by both of them is used within a single application
Invoking Web Method from one Web Service to Another
Apr 10, 2001.
In this article I will show you how to connect a web service from another.
Understanding How Assert Effects Security
Apr 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.
Word Pad in C#
May 11, 2001.
This application explores the Rich Text control in C#,its properties and methods. Explains the usage of common dialog boxes File open, File save and Font dialog box.
Web Scanner Part-1
Jun 01, 2001.
My favourite technology web site is updated throughout the day. I thought it would be nice to have a program that checked every 30 minutes for updates and told me what stories were there.
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.
The out and ref Paramerter in C#
Jun 12, 2001.
The out and the ref parameters are used to return values in the same variables, that you pass an an argument of a method. These both parameters are very useful when your method needs to return more than one values.
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.
Using ref and out Parameter
Jun 20, 2001.
When we pass a parameter as ref to a method, the method refers to the same variable and changes made will affect the actual variable.
What & Why : Properties :: Part 1
Jun 26, 2001.
If you were programming in C or C++ before coming to C#, you'll be a little bit confused about properties.
Jun 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.
What & Why : Properties :: Part 2
Jul 09, 2001.
In the part 1 of this series, I discussed about the get method of the properties, with the help of which you can make your variable so that nobody can modify the value of the variable.
Post in Mobile Forms
Jul 27, 2001.
Till now whatever we are doing is in single page and the traversing between forms take place only in a single Page. If you Remember Something of WML there our most effective funda is posting from one form to other.
Compute Feature of DataTable
Aug 01, 2001.
The following code is for implementing least known feature of DataTable Compute() method.
Aug 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.
Basic Database Operations in ADO.NET
Aug 08, 2001.
This Article will show the basic database transactions select, insert update and delete.
Drawing With no OnPaint Method
Aug 09, 2001.
In this sample example, I draw GDI+ objects on button click.
Automatic Generated DataGrid Commands
Aug 15, 2001.
This article illustrates how to update, insert, and delete in the windows DataGrid control by using automatic generated commands.
Live News feed For Mobile Site
Sep 05, 2001.
Current News are read from a text file, which is being updated regularly after certain interval time.
Web Browser in C# and VB.NET
Sep 11, 2001.
This article explains how to add and web browser ActiveX to your project to developer your own customized web browser.
using Array Class and IEnumeration in C#
Sep 14, 2001.
This article illustrates the usage of Array class and IEnumerator. Array class Provides methods for creating, manipulating, searching and sorting arrays, thereby serving as the base class for all arrays in the common language runtime.
Playing with Strings
Sep 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.
Enumerators in C#
Sep 18, 2001.
Sample example shows you how to use enumerators in C#.
Accessing Oracle Database
Sep 21, 2001.
This source code shows you how to connect to an oracle database and do operations such as select, insert, update and delete.
Uploading and Downloading Web Files
Oct 05, 2001.
This program is for beginner, shows how to use web client class to Download and upload file from the Internet and how to save them to disk. Download or upload file can be done using Method DownLoad Or UpLoad.
Abstract Classes And Methods
Oct 08, 2001.
This is a detailed analysis of Abstract classes and methods in C# with some concrete examples.
Method Parameters in C#
Oct 15, 2001.
This article describes different method parameters such as value parameters, reference parameters, output parameters, and parameter arrays.
Web services with Language Interoperability
Oct 18, 2001.
A web service in general is a way of exposing the properties and methods through the Internet In other words, it's an URL-addressable resource that programmatically returns information to clients who want to use it.
Pointers in C#
Oct 25, 2001.
C# also supports pointers in a limited extent. A pointer is nothing but a variable that holds the memory address of another type. But in C# pointer can only be declared to hold the memory address of value types and arrays.
Inheritance and Polymorphism
Oct 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.
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.
Charting in GDI+
Nov 07, 2001.
Here is an example of creating simple charts using GDI+ commands in C#. I have used the random class to create 5 random percentage values. I then use GDI+ to plot these values on a chart.
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.
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.
NUnit for people who can't work
Jan 02, 2002.
In this lesson I will show how to numerically solve algebraic and ordinary differential equations, and perform numerical integration with Simpson method.
Using ListBox Web Control
Jan 21, 2002.
This article explains the ListBox Web Forms control properties and methods and how to use it.
Yahtzee Program Using C#: Part II
Jan 31, 2002.
This is an update of the Yahtzee program for VS 2005. Included in this version is a Game Reset and a High Score Tracker. The Top Ten High Scores are tracked using an Array with sortable components. In this article we will talk about the IComparable interface used to make an object stored in an array sortable.
.NET Framework and Web Services - Part 3
Jan 31, 2002.
Here I am going to explain Web methods and how to write Web methods in C# and VB.NET.
World Weather Update on Your Mobile
Feb 04, 2002.
In this article, I would like to discuss the "Weather Update" on Your Mobile.
Creational Pattern - Builder
Feb 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.
XML Web Services Type Marshaling
Feb 20, 2002.
This article illustrates that various data types can be passed to and returned from Web Service methods.
A Database Web Service
Feb 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.
Authenticate Web Service
Mar 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.
ASP.NET Naughts and Crosses
Mar 22, 2002.
This article demonstrates the basic techniques used to build "ASP.net Noughts & Crosses" (tic tac toe to our American friends).
Saving and Reading Object to/from a Database
Mar 25, 2002.
An object is a memory stream, which is hard to write using the normal methods. In this article, I show how you can save objects in a database and read back from the database.
Mar 25, 2002.
This class contains methods/functions for easily decrypting and encrypting data.
XML Signatures in Microsoft .NET
Mar 28, 2002.
In this article we will explore XML Signature specification from W3C and its implementation in .NET using C#.
Assembly Browser: Browsing a .NET Assembly
May 17, 2002.
This program lets you browse an assembly and lists the methods and the parameter name and parameter type for each assembly.
Understanding Destructors in C#
Jun 18, 2002.
This article is about understanding the working concept of destructor in C#. I know you all may be thinking why a dedicated article on simple destructor phenomenon.
Working with Arrays in C#
Jul 09, 2002.
This tutorial discusses array programming in C# and .NET. It starts with the discussion of simple arrays and then delves into more complex topics such as jagged and multi-dimensional arrays. In the end, it discusses the Array class and it's methods for searching and sorting an array's items.
Programming C#: Working with Arrays in .NET
Jul 09, 2002.
This article concentrates on arrays in .NET and how you can work with arrays using C# language. Article also covers the Arrays class and its method, which can be used to sort, search, get, and set an array items.
Writing a Single Event Handler for Multiple Controls
Jul 22, 2002.
Writing a Single Event Handler for Multiple Controls by Giuseppe Russo. Jul 22, 2002. I have noticed that in many articles, I read, people use a longer method of clearing many textboxes, as well as handling more than one control at the same time.
Macro to Update References of all Projects in a Solution
Jul 24, 2002.
When working in enterprise development there are occasions when you have a solution file with 10 or more projects in it all using private assemblies.
dotMSN: .NET Messenger Library
Jul 25, 2002.
dotMSN is a class library to make use of the MSN Messenger Service. The library is built in C# and can therefore be used by all languages the .NET environment supports.
Macro to Add Strong Names to VS.NET Projects
Aug 06, 2002.
When writing class libraries in Visual Studio .NET that are going to be placed into the GAC you will need to add strong name to the assembly. This is normally done by dropping out to a dos prompt and running the .NET utility sn.exe and then updating the assembly to reference the newly created .snk file.
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.
Sep 09, 2002.
This service scans in a directory by using FileWatcher component and when a file arrives, then the service will check the extension of the file, if the file has the extension .DBX then it will read the contents of the file and communicate with the database (C:\FILESERVICE\DB\MyDB.mdb) and insert / update / delete the records in the database -table.
Sep 16, 2002.
Spiro designer is a partial implementation of Spirograph. Spiro Designer uses the Matrix and GraphicsPath classes with their Transform and Rotate methods to build a spiro.
ATL COM Component, ASP.NET Web Service, and VB Client
Oct 14, 2002.
This article describes how to use ATL COM Components in ASP.Net web service and how to consume the ASP.Net Web Service from Visual Basic 6 Client. Ultimately the VB6 client calls the method of the COM component created in Visual C++ through the ASP.Net Web Service.
Drawing Shapes using Threading
Oct 25, 2002.
This is simple multi-threading program that draws circles and rectangles. Each shape is handle by individual thread that created every time you press start button. Using sleep method on each thread we can change the speed of each shape.
Synchronized Threading in .NET
Dec 11, 2002.
Threads are a powerful abstraction for allowing parallelized operations: graphical updates can happen while another thread is performing computations, two threads can handle two simultaneous network requests from a single process, and the list goes on. Since threads are pretty simple to understand, conceptually, but, practically, they are a cause for programmatic headaches, I decided to write this program to describe how to make use of threads.
ADO.NET, COBOL and Stored Procedure
Dec 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 Updated
Dec 17, 2002.
In this article, the author adds (fixes) new features to the code.
Events in C# Made Easy - Lesson1
Jan 02, 2003.
Events are useful for updating a user interface with changed data, or causing a piece of code to run after another piece of code has completed. .NET has brought us a powerful model for programming events.
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.
Feb 06, 2003.
The AddressParser class provides 2 static methods - ParseIpAddress and ParseMacAddress.
Link Fetcher Service
Mar 06, 2003.
In this article we will learn how to create a Web Service that fetches all the links from a given URL.
How To: Printing Form Controls in C# and .NET
Mar 06, 2003.
The other day a user asked me how to print out a form. I suggested they use my Form Capture article which catches the bitmap that the form is in by using bit belting commands from the old windows SDK.
Distributed Cross Platform Applications, the Easy Way
Mar 07, 2003.
There are many ways of transferring data from one process to another. All those methods have some advantages, but also some drawbacks.
Updated ReshuffleColumns Method
Mar 20, 2003.
Here is an updated version of 'ReshuffleColumns' method of article DataGrid Customization by Mahesh Chand.
Accessing COBOL Properties with C#
Apr 02, 2003.
This article will review a new option for exposing those assets via the use of Properties.
Math Equation Editor in C#
Apr 07, 2003.
The Equation Editor I created in C# allows you to create a few simple equations using the keyboard. With the editor you can open and save files of your equations.
Data Access Layer based on dataSets
Jul 01, 2003.
This article aims to introduce the reader to several conceptual problems encountered in the development of a generic Data Access Layer (from now on referred to as DAL).
Jul 02, 2003.
The attached source code file has two parts - DataObject directory and Automatic SQL Generator.
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.
Data Access Component for SQL Server in C#
Jul 07, 2003.
The attached source code a data access component for SQL Server that contains methods to get a DataSet.
Introduction to C# Methods - Part1
Jul 07, 2003.
In this article, you will learn about C# methods and how to implement and use methods in a class.
Lengthy Operations on Single Thread in .NET Applications
Jul 08, 2003.
In this article I discuss how the lenghty operations can be handled in a .NET application. I also discuss how the stack trace can be examined to find any specific methods.
Trapezoidal Rule Implementation in C#
Jul 23, 2003.
The attached source code implements trapezoidal rule for numerical integration in C#.
Aug 05, 2003.
This article explains hot to define and use methods in C#.
Remoting in .NET
Sep 26, 2003.
Distributed computing is an integral part of almost every software development. Before .Net Remoting, DCOM was the most used method of developing distributed application on Microsoft platform.
Overriding Non-Virtual Implemented Interface Methods
Oct 02, 2003.
In the .NET framework many classes implement interfaces non-virtually. Presumably this is because it does not make any sense for those methods to be overridden.
File APIs for .NET
Aspose are the market leader of .NET APIs for file business formats – natively work with DOCX, XLSX, PPT, PDF, MSG, MPP, images formats and many more!
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