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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.
Database Explorer : Part 2
Jan 22, 2001.
Attached is a C# program which is a enhanced version of the previous article on ADO.NET.
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.
Chat Server and Client in C# Using Remoting Technolgy
Feb 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.
Chat Server and Client in C# Using Remoting Technology
Feb 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.
Verbatim String Literals
Mar 01, 2001.
I used to wonder, if I could somehow represent "\" as "\" instead of the escape sequence for black slash ("\\") in string.
Mar 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.
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.
Introduction to SOAP
Mar 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?
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.
Assemblies : The Ins and Out : Part I
Apr 13, 2001.
In Part 1, I will cover what exactly an assembly is, and what an assembly contains.
Assemblies : The Ins and Out : Part II
Apr 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 III
Apr 20, 2001.
In this part I will discuss in more detail than Part 2, the available utilities for manipulating assemblies.
Line numbering utility in C# and Java
May 08, 2001.
After reading this article Java programmers should be able to decipher and de-jargonize the .NET architecture and relate it with the proposed ECMA standard.
.NET framework comparison with Java Architecture
May 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).
Line Numbering Utility in C# and Java
May 08, 2001.
This is the first of the series of programs I wish to write to help myself get a handle on C#.
Will Java and .Net Framework Co-exist?
May 15, 2001.
The article begins by briefly probing what constitutes the Java platform and .NET framework.
Control Statemenats - Part 1
Jun 01, 2001.
This lesson shows how to use c# control statements, and the difference between these controls in C++/ JAVA and c#. Sample includes single selection, if-else, and multi case ..
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.
Net DDE to DOTNET Remoting
Jul 02, 2001.
This article travel through time to trace the genesis of Dot Net Remoting right from RPC to RMI till SOAP.
Calling Java Program from C#
Jul 18, 2001.
This article shows you how to call a Java program from C#.
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.NET
Aug 08, 2001.
This Article will show the basic database transactions select, insert update and delete.
CDataService: A Generic Database Access Class
Aug 09, 2001.
Using a generic database access component in data-aware applications can simply development and separate data tier from business tier.
Aug 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.
Aug 22, 2001.
This program calculates the dates for Easter for any given year and for an hundred years.
Web Services between .NET, Java and MS SOAP Toolkit: Part I
Aug 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.
Web Services Between .NET, Java, and MS SOAP toolkit
Aug 24, 2001.
This article will try to explain the how you can build web services and/or clients with any of the three languages: .NET, MS SOAP Toolkit and Java. But the real point of the article is to show you how you can build clients for web services from any of above-mentioned languages.
Web Services between .NET, Java and MS SOAP Toolkit: Part 2
Aug 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 II
Aug 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.
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 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.
IComparable: Under the Hood
Sep 21, 2001.
We now calling Array.Sort() on C# Types such as int, char, string will automatically do sorting based on that type.
Exception Handling in C#
Jan 03, 2002.
In C# Exception is a class in the system namespace. An object of an exception is that describe the exceptional conditions occur in a code That means, we are catching an exception, creating an object of it, and then throwing it. C# supports exceptions in a very much the same way as Java and C++.
C# and .NET
Jan 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.
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.
Working with Strings in VB.NET
Feb 05, 2002.
This article is VB.NET version of Working with Strings in .NET using C#.
Web/WAP Calender form Harrison Logic
Feb 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.
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.
Boxing and Performance of Collections
Mar 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 .NET
Mar 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 Explorer
Mar 20, 2002.
This application connects to a running SQL Server 2000 and displays all the available databases in it.
Function Overriding and Its Impact During Object Initialization
Mar 25, 2002.
Different languages have different ways to initialize an object. C# and Java both have almost similar ways to initialize an object with few subtle differences.
.NET Remoting: The Interface Approach
Mar 26, 2002.
.NET Remoting provides a powerful and high performance way of working with remote objects. Architecturally, .NET Remote objects are a perfect fit for accessing resources across the network without the overhead posed by SOAP based Web services. .NET Remoting is easier to use than Java's RMI, but definitely more difficult than creating a WebService. In this article, we will create a remote object, and access this object using the Interface.
Poorman's Installation program in C# and .NET
Apr 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.
Gene Expression Programming (GEP) in C# and .NET
Apr 11, 2002.
Gene Expression programming (GEP) is a subset of Genetic Algorithms, except it uses genomes whose strings of numbers represent symbols. The string of symbols can further represent equations, grammars, or logical mappings.
Comparison of C# with Java: A Developer Perspective
May 29, 2002.
The .NET is a language and operating system (on Windows as of now) independent platform pretty similar to Java.
Communication Between Two Forms: Part-II
Jun 24, 2002.
Last time I wrote about the possibility of sending a string from a textbox in one form to another.
Validation Server Controls in Web Forms
Aug 05, 2002.
When working with Web applications, developers need to write two separate codes using Java Script and VB Script to validate user inputs.In this article we are going to see, how we can reduce the programmers effort on coding, reducing the execution process time and simplify the code handling and less number of lines in the coding.
StringBuilder and String Concatenation
Oct 01, 2002.
String concatenation is one of the commonly used operations among programmers.
How to Fill Your Own Dynamic Objects using ADO.NET
Oct 02, 2002.
Sometimes you need to use information of different types like strings, booleans or doubles in the same data structure.
More AI...(GEP) Gene Expression Programming in C# and .NET
Nov 04, 2002.
Gene Expression programming (GEP) is a subset of Genetic Algorithms, except it uses genomes whose strings of numbers represent symbols.
Singleton Patterns in C# Revised
Dec 16, 2002.
I am coming from the Java world, where synchronizing the Singleton creation is common practice.
C# Versions of Java's StringTokernizer
Jan 13, 2003.
Here is another C# version of the Java StringTokenizer Class from the version posted August last year on your site. Given a string and a set of delimiters, the class return an enumeration of substrings based on the delimeters passed in.
The "ins" and "outs" of Using Stored Procedures in C#
Jan 27, 2003.
This article reviews the creation of stored procedures with parameters using the Visual Studio IDE.
Strings in C# Part 2
Feb 05, 2003.
This article discusses how to format, trim and pad strings using the String class. The article also covers the StringBuilder to effectively deal with string such as string concatenation,
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.
Run Time Compiler
Feb 07, 2003.
In this article, I am going to discuss how to take a string then compile it and then how you execute it.
PERST: A Simple, Fast, Convenient Object Oriented Database
Mar 05, 2003.
PERST is a simple Object-Oriented Database implemented with pure C-Sharp and Java implementations.
Histogram Code in C#
Apr 01, 2003.
C# histogram class maintains a histogram of input data. Input data is sorted into bins and a count is kept of how many data points fall into each bin.
Basics of Extending Your Working Environment in Visual Studio
Apr 10, 2003.
All of us have used Macros in Microsoft Office and Add-ins in Visual Studio 6 and I am very sure all of us have been impressed as well by their power to control their own working environment.
Java Like StringTokenizer in C#
Jun 11, 2003.
The StringTokenizer class is yet another implementation of a java-like StringTokenizer in C#.
HTTP Handlers for Images in ASP.NET
Jun 23, 2003.
Have you ever thought of streaming thumbnails just by passing query string indicating width or height of thumbnail you need, and most importantly passing those to image itself?
Aug 11, 2003.
I was amazed at what the VS.NET IDE does for a programmer as I was primarily used to Java via the command line.
State Management in Web Forms
Feb 18, 2004.
This white paper discusses the ways in which the state management can be handled in web forms. State management can be done either on client side or server side as explained below.
Oracle Data Provider for .NET : Part II
Feb 20, 2004.
Oracle Data Provider for .NET (ODP.NET) is an implementation of a data provider for the Oracle database. ODP.NET uses Oracle native APIs to offer fast and reliable access to Oracle data and features from any .NET application.
Aug 04, 2004.
In this article, we will see what interoperability is all about, comparison between Java and .NET interoperability, the benefits of and challenges faced in interoperability and the role of WS-I in this overall scenario.
Creating a Managed Automated Information Agent(mBot)
Aug 16, 2004.
mBot manages multiple RTC Client objects and exposes interfaces to them via .Net Remoting and .Net Web Services so that they can be managed and used remotely by other .Net applications or from entirely different platforms such as a Java J2EE/SOAP application like Jabber running on Linux or Windows.
Formula Generator - A Regular Expression Generator Class in C# and .NET
Aug 17, 2004.
The attached source code is a class - FormulaGenerator, which is a component that interprets and evaluate a string expression
Writing unsafe code - pointers in C#
Oct 13, 2004.
In this article I will give a short description of one of the feature of C# which are pointers and so-called unsafe code. This subject is particularly close for C++ programmers. Moreover, it is a feature that we do not find in Java.
Generating Random Number and String in C#
Nov 19, 2004.
The Random class defined in the .NET Framework class library provides functionality to generate random numbers. This article shows you how you can use this class to generate random numbers and strings and even combination of both.
Using ListBox in C#
Dec 28, 2004.
The source code demonstrates how to use a listbox control in C# - adding, deleting and altering strings.
Edit Almost Anything with AgileStudio
Mar 15, 2005.
There are a range of controls available as standard for Windows Forms in VisualStudio .NET 2003. These include TextBox to edit strings, CheckBox to edit booleans and even a DateTimePicker. However there is a vast range of types available in .NET.
Convert a Comma Delimited String to an Array in C#
Aug 01, 2005.
This article shows how to convert an array to a comma delimited string in C#.
Aug 18, 2005.
This example shows similarity of c# and java and how to implement dns query.
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#.
Migrating from Java to C#
Oct 03, 2005.
Microsoft has created a tool called Java Language Conversion Assistant (JLCA), which automatically converts Java code into C# for developers who want to move existing applications to the .NET Framework.
Convert an Enum to a String
Oct 24, 2005.
This article shows how to convert an enum value to a string value.
Navigating Data Grid using Client Scripting
Nov 10, 2005.
It's very common practice to use the Data Grid to present data over web pages. Though the Data Grid is provides the richer UI presentation if not coded and handled effectively it can have great performance issues. This article gives the code sample for navigating the data grid using the Client Scripting (thereby can be used for lots of validation before doing the Post Back to the server) and minimizing the round trip to server
How to Select all Checkbox when Header Checkbox is Selected
Dec 30, 2005.
Web Service : Asynchronous call by using Java Script and DHTML behaviour
Dec 31, 2005.
This article shows how to make asynchronous call of web service by using Java Script and DHTML behaviour.
Migrating Java RMI to .NET Remoting
Jan 16, 2006.
.Net Remoting and Java RMI are mechanisms that allow the user to invoke method/methods in another address space. The other address space could be on the same machine or a different one. These two mechanisms can be regarded as RPC in an object-oriented fashion. This article describes how to migrate java RMI applications to .NET Remoting applications, with practical examples.
An Introduction to C# Generics
Feb 06, 2006.
There is a reality; most of the developers confuse about C# Generics. Actually, there is no reason for that. If your background comes from C++ or Java you may understand more easily. What “Templates” tell you from your C++ knowledge or “Generics” from Java.
Integrating .NET Web Services with Java and classic ASP Clients for Interoperability
Feb 13, 2006.
The goal of this article is to show to integrate Microsoft's .NET Platform Web service with other platform like Java and ASP. The samples demonstrate basic techniques and principles that are used to cross-platform interoperability via Web services.
Web Services for .NET and J2EE Interoperability
Feb 13, 2006.
Web services technologies are designed to support the interoperability between many different application development platforms that exist today. This article is focused on the fundamentals of .NET and Java interoperability using Web services technologies.
Top 10 Reasons to Switch from Java to Visual C#
Jun 03, 2006.
This article details the major reasons for Java programmers to consider switching from the Java language to Visual C#.
Server.Transfer : Passing Values from One Page to Another Page
Jun 19, 2006.
Some times, we want to pass values from one page to another page. There are many ways by which we can do this like: by using query string, or session variable, or Server.Transer etc. This article shows you, how to pass values from one page to another page by using Server.Transfer method.
Six C# features Java developers will kill for...
Jun 21, 2006.
C# is called Java on steroids, and everyone agrees that it is based on some long-time Java ideas and concepts. But, there are differences, and some of them make C# very powerful compared to Java. Here are six of them.
Jul 05, 2006.
The purpose of this article is to build upon the existing pool of regular expression articles by providing an overview of the new regular expression features found in .NET and to offer some guidelines as to when and how to use them.
Six Java features C# developers will kill for...
Jul 06, 2006.
Not everything on the .NET framework is perfect, and Microsoft still has more improvements to implement. This time we will look at six features available to Java developers but unfortunally absent from C#.
Serializing and Deserializing XML String
Jul 20, 2006.
In this article we will see how we can serialize a xml sring into an object and vice versa. You can serialize your object to a byte array and can deSerialize the byte array into an object.
A Basic .NET and J2EE Interoperability using WebSphere MQ
Sep 13, 2006.
This artile explains a Basic .NET and J2EE Interoperability using WebSphere MQ. It shows the sending of message from DotNet Application then consuming by Java application using Websphere MQ and vice versa.
Encrypting Connection Strings in ASP.Net 2.0
Oct 05, 2006.
This article describes how to encrypt the connection strings section in ASP.Net 2.0 web.config files and demonstrates the transperancy of using encrypted connection strings in your web application.
How to Convert String to Hexadecimal and Vice versa
Oct 31, 2006.
This article shows you how to convert string to hexadecimal and vice versa. I did this program for my smart Card application.
Working with HashTable in C# 2.0
Nov 13, 2006.
We often need to store more than one dimension data in a list and data may not be an integer or string. This article shows how to use the HashTable class to store object type data.
ASP.Net State Management Techniques
Jan 02, 2007.
This article gives brief introduction to various state management techniques in ASP.NET.
Add a Quick Map to a Windows Application
Mar 15, 2007.
This project demonstrates a quick and easy way to add mapping to a windows desktop application (with an available internet connection) using Google Maps as the basis and source for the map.
Hiding the Date in a Date Time Picker Control
Mar 26, 2007.
This very short article will address an extremely easy way to hide the date value contained in a date time picker control. While the control contains no property that will allow you to hide the current date, nor to set the value of the control to null or an empty string, it is still possible, and even very easy to generate a date time picker control that does not display a date.
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