C# Corner

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  • Copying and Pasting on Clipboard using C#Feb 23, 2001. If you use CTRL+C, some data or files are copied to a system clipboard and stored in system memory and when you use CTRL+V, the data is copied back to wherever you paste it. The Clipboard class provides functionality to place and retrieve data from the system clipboard. Usually
  • Using Microsoft Message Queues to build Scalable SolutionsApr 12, 2001. This tutorial shows you how to create, send, and received messages using MSMQ from the .NET base class library (System.Messaging) and C#.
  • Working With Process ClassMay 22, 2001. This article is aimed at introducing the novice .NET developer to the basic usage of System.Diagnostics services included in the .NET BCL.
  • 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...
  • Working with ReflectionJul 05, 2001. This article is about the use of reflection package in Csharp. Through Reflection we can get Information about the class.
  • C# foreach loopJul 24, 2001. This article demonstrates how to use foreach loop in C#.
  • XML GeneratorAug 17, 2001. This article is about advance use of reflection package in Csharp.
  • C# TokenizerAug 27, 2001. A simple tokenizer in csharp without using regex or MatchCollections.
  • Simple Game Developed in C#Sep 03, 2001. This article contains the code for a simple game developed using csharp. This game is all about arranging the shuffled numbers in ascending order.
  • Screen Capturing a Form in .NET - Using GDI and GDI+Sep 15, 2001. This article shows way to do form capture in GDI is to get the device context to the screen and bit blast it to a Bitmap in memory.
  • Query BuilderOct 17, 2001. This application is that of a QueryBuilder in CSharp.This application is for Beta2 SDK version of DotNetFramework.
  • 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.
  • 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.
  • Memory GameMar 19, 2002. This is a memory game where you can use your favorite pictures (.bmp, jpg, gif).
  • Saving and Reading Object to/from a DatabaseMar 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.
  • MDX Query BuliderNov 11, 2002. In this article we will be developing a MDX Query Builder.This is similar to the MDX sample application operations, which carry out the transfer of blocks from the secondary memory to the main memory and vice versa.
  • The "Using" Statement in C#Dec 11, 2002. The .Net Framework provides resource management for managed objects through the garbage collector - You do not have to explicitly allocate and release memory for managed objects.
  • Concurrency Control in ADO.NET using Threads and MonitorsDec 31, 2002. The concurrency controls system refers to the lowest level in architecture of a DBMS. It is relative to the input/output operations, which carry out the transfer of blocks from the secondary memory to the main memory and vice versa.
  • PERST: A Simple, Fast, Convenient Object Oriented DatabaseMar 05, 2003. PERST is a simple Object-Oriented Database implemented with pure C-Sharp and Java implementations.
  • 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.
  • CSLint: Deadlock Detector for C#Mar 12, 2003. This is a deadlock detector for CSharp programs. It builds a lock graph for the application and searches loops in the graph.
  • Part I: Simple Color Syntax Code Editor for PHP written in C# and .NETJun 18, 2003. The Application is a simple Windows Form program that allows you to open and save the text files edited in the rich edit control, as well as print them out. The program takes advantage of a “syntax” text file for PHP which lists the functions and keywords contained in the PHP language.
  • Memory Management in .NETNov 17, 2003. This tutorial describes Memory Management in .NET.
  • MyQueue in C#Jan 09, 2004. This article attempts to explain the how MSMQ can be implemented between two forms and the very basics of message queuing.
  • DataTable in C#Feb 17, 2004. The ADO.NET DataSet is a data construct that can contain several relational rowsets, the relations that link those rowsets, and the metadata for each rowset. The DataSet also tracks which fields have changed, their new values and their original values, and can store custom information in its Extended Properties collection. The DataSet can be exported to XML or created from an XML document, thus enabling increased interoperability between applications.
  • Avoid Memory Leaks with Destructor and DisposeJul 01, 2004. Here are two classes that allocate resources, the first class needs to implement a custom destructor and standard Dispose, but the second class doesn't need either.
  • Generic Types in C# 2.0 with SampleAug 01, 2005. This article discusses generic types available in C# 2.0. The article also shows some sample source code on how to use generic types.
  • 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#.
  • ASP.NET Session StateSep 21, 2005. Session state is nothing more than memory in the shape of a dictionary or hash table, e.g. key-value pairs, which can be set and read for the duration of a user's session.
  • How do I use Memory Stream in C# Oct 27, 2005. This article shows how to use memory stream to read byte[] array and can use to write some file in memory.
  • Hashtable in C#Nov 14, 2005. Hashtable is useful when you need to store data in a key and value pair. This article shows how to use hashtable in C#.
  • Revised Generic 'T, K' Database ComponentDec 20, 2005. This is the code behind the Generic 'T, K' Database Component.
  • Types of VariablesJan 14, 2006. In this article we'll cover the behaviors of variables to Reference Types.
  • C# Heap(ing) Vs Stack(ing) in .NET: Part IJan 14, 2006. Even though with the .NET framework we don't have to actively worry about memory management and garbage collection (GC), we still have to keep memory management and GC in mind in order to optimize the performance of our applications.
  • C# Heap(ing) Vs Stack(ing) in .NET: Part IIJan 15, 2006. Having a basic understanding of how memory management works will help explain the behavior of the variables we work with in every program we write. In this article I'll cover some of the behaviors we need to be aware of when passing parameters to methods.
  • C# Heap(ing) Vs Stack(ing) in .NET: Part IIIJan 15, 2006. Having a basic understanding of how memory management works will help explain the behavior of the variables we work with in every program we write. In this article we’ll cover an issue that arises from having reference variables in the heap and how to fix it using ICloneable.
  • C# using the Proxy Pattern to Define RelationshipsJan 23, 2006. I was recently working on a 2.0 Framework project where we had many types of related objects. However, we needed to ensure that there were not multiple instances of the same object in memory. Usually the GOF Proxy pattern is used to hide or control access to an object, but we can also use it to define relationships between objects.
  • C# Heap(ing) Vs Stack(ing) in .NET: Part IVJan 30, 2006. Having a basic understanding of how memory management works will help explain the behavior of the variables we work with in every program we write. In this article we’ll look further into Garbage Collection (GC) and some ways to keep our applications running efficiently by using static class members.
  • Creating ASP.NET Photo Album using FileSystem as DataFeb 13, 2006. Memories Photo Album is ASP.NET application which allows you to easily create online photo album just by specifying folder containing subfolders and images. I created this application to share personal photos with friends and family, last month I converted it to .Net Framework 2.0 and decided to share with community.
  • Wrapper Patterns in C#, Part III: The Decorator PatternFeb 15, 2006. Did you ever wish for a superhuman power to be impervious to bullets or travel outside your body? How about the superpower to be able to breathe underwater or fly? Or how about a changing the way you look so you can disguise yourself as anyone, or anything? In this series of four articles, we will travel down the C# rabbit hole and see how it is all possible with some wrapper patterns: Proxy, Decorator, and Adapter.
  • Wrapper Patterns in C#, Part IV: The Adapter PatternFeb 16, 2006. In this series of four articles, we will travel down the C# rabbit hole and see how it is all possible with some wrapper patterns: Proxy, Decorator, and Adapter.
  • The C# Value Type and BoxingFeb 17, 2006. Even though with the .NET framework we don't have to actively worry about memory management and garbage collection (GC), we still have to keep memory management and GC in mind in order to optimize the performance of our applications. One of the things we need to be aware of is how the Common Language Runtime (CLR) deals with references to value types.
  • Using Dispose method in C#Feb 17, 2006. This artice will explain about Finalize and Dispose method implementation in C#.
  • Writing C# 2.0 Unsafe CodeFeb 23, 2006. We will see that C# allows suspending the verification of code by the CLR to allow developers to directly access memory using pointers.
  • C# Interface Based DevelopmentMar 06, 2006. When trying to build maintainable, reusable, and flexible C# code, the object oriented nature of C# only gets us 50% of the way there. Programming to interfaces can provide us with the last 50%. Interfaced-based design provides loose coupling, true component-based programming, easier maintainability and it makes code reuse much more accessible because implementation is separated from the interface.
  • Add some elegance to your code using C# ListMar 31, 2006. A short and to-the-point tutorial that demonstrates how to sort and search using List in C#.
  • C# Defensive Event Publishing Using InterfacesApr 03, 2006. This article explains how to use interfaces for C# Defensive Event Publishing.
  • 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#.
  • Illustrates the use of the lock in multithreading applicationAug 17, 2006. Any application must have one or more processes. A Process is structural unit with a memory block and using some set of resources. For each executable, the Windows operating system creates some isolated memory block. This article tries to explain the use of lock basics of Multithreading in C# .Net.
  • Changing XSL StyleSheets on the FLY in C# and ASP.NETSep 26, 2006. This article shows you how you can use alter XSL in memory to transform XML data into HTML with different results.
  • Simple Password Encryption ProgramOct 31, 2006. This article shows you how to make a simple password encryption program.
  • C# Introduction to Fuzzy Computing: Part INov 15, 2006. Boolean logic often fails to adequately simulate real-world conditions because things are never simply just black and white (or zeroes and ones) but exist in millions of shades of grey. This article is a brief introduction to the subject of fuzzy computing through demonstration of a few of the core principles using a fuzzy controller.
  • Dynamic Code CompilationNov 30, 2006. This article throws light on how a code can be built dynamically, compiled and run.
  • Strategy for querying Microsoft Access as an In-Memory Database using DataSets and ADO.NETJan 09, 2007. This article describes how you can read tables in from MSAccess up front in your application and then query the tables in-memory using some powerful features of the DataSet and ADO.NET
  • Strategy for querying Microsoft Access as an In-Memory Database using DataSets and ADO.NETJan 19, 2007. DataSets are powerful data structures with the capability of allowing the programmer to treat them as in-memory databases.
  • Word automation using C#May 11, 2007. Word Automation through C# is all about programmatically generating the Word Document using C# code. Almost all of the tasks which we perform on word 2003 can be done programmatically using C# or VB.
  • Lotto Program in C#Jul 16, 2007. It is a small Lotto-Program which can help you fill your lotto ticket. It is written in C#.NET 2.0 by using Visual Studio 2005.
  • Caching in ASP.NET 2.0Jan 08, 2008. Caching is a technique of storing a copy of data in memory. You could cache a page or the results of a query. The advantage of caching is to build better performance into your application.
  • Power of Yield, Generics and Array in C#Jul 14, 2008. This article tells you an additiional way to get reverse processing of array with help of generics and yield.
  • Caching in ASP.NET 2.0Sep 25, 2008. This article discusses basics of caching in ASP.NET 2.0 and 3.5 and how to use it in our application to improve the application performance.
  • Image Slideshow in WPFNov 17, 2008. In this article, I will create a simple image slideshow using WPF and C#.
  • Caching in ASP.NetJan 05, 2009. Caching is… a technique used to temporarily store the frequently used data and Web pages on the main memory, to be reused later on.
  • Web Browser in C#Mar 16, 2009. The attached project is a Web Browser application created in C# 2.0.
  • Project Management Schedule Management FAQ seriesApr 13, 2009. In this article we will run through a quick FAQ for schedule management of software projects.
  • Struct in C#Jun 08, 2009. In this article, you will learn how to define structs in C#, where and how to use them and what is the difference between structs and classes.
  • Enums in C#Jun 11, 2009. This article demonstrates how to use enumerations in C#.
  • C# DelegatesJun 15, 2009. The delegate topic seems to be a confusing and tough for most of the developers. In this article I will explain the basics of delegates and Event handling in C# in a simple manner.
  • Indexers in C#Jun 29, 2009. In this article, I discuss indexers in C# and how to use them.
  • Insertion at the begining of a Linklist in C#Jul 11, 2009. This code snippet shows how to insert data to a Linklist at the beginning.
  • .NET Best Practice No: 1:- Detecting High Memory consuming functions in .NET codeAug 15, 2009. This article discusses the best practices involved using CLR profiler for studying memory allocation.
  • Programmatically Compress and Decompress FilesSep 09, 2009. Learn how to compress and decompress files programmatically via .NET.
  • Refactoring: Magic NumbersSep 14, 2009. Learn how to improve your code using Magic Numbers refactoring.
  • Best Practices No 5: Detecting .NET application memory leaksSep 29, 2009. In this article we are going to detect the .NET application memory leaks.
  • StringReader in C# Dec 09, 2009. In this article I will explain you about StringReader and StringWriter Classes in C#.
  • FileSystemWatcher in C#Dec 14, 2009. In this article I will explain you about FileSystemWatcher and IOException Class in C#.
  • Text Editor in C#Jan 02, 2010. In this article I will explain how to make a Simple Text Editor in GDI+ using C#.
  • View Image in C#Jan 27, 2010. In this article I will explain about view images in C# using GDI+.
  • Marshaling UnionsFeb 21, 2010. In this article you will learn how to marshal C/C++ Unions in C#.
  • Data Cache in ASP.NETMar 03, 2010. Data Cache is used to storing frequently used data in the Cache memory.
  • An Introduction to Virtual Memory in WindowsMar 04, 2010. This article is about virtual memory, and there are some similarities between virtual memory and alternate universes in Science Fiction stories.
  • Demystifying CLR: Part IMar 15, 2010. In this article, I am going to explain fundamentals of CLR.
  • Creating a Sound Recorder in C and C#Mar 23, 2010. In this article we will learn how to record audio and play sound files in C and C#.
  • Creating a Printing Application using Windows Forms and C#Apr 30, 2010. This article talks about how to create a simple printing application in C# using GDI+.
  • Lazy Initailization in .NET 4.0May 18, 2010. Lazy initialization or lazy instantiation means that an object is not created until it is first referenced. Lazy initialization is used to reduce wasteful computation, memory requirements. Following is an example where Lazy initialization is particularly useful.
  • Printing Multiple Pages in C#May 31, 2010. In this article you will learn how to print multiple pages in C# using GDI+.
  • CheckBox in C#Jun 03, 2010. A CheckBox control allows users to select a single or multiple options from a list of options. In this article, I will discuss how to create a CheckBox control in Windows Forms at design-time as well as run-time. After that, I will continue discussing various properties and methods available for the CheckBox control.
  • How to create Line Graph and Bar graph on same parameters in asp.netJun 03, 2010. We can use GDI+ to draw chart components in C# or VB.NET language in memory and once the components are drawn in memory, we can save the drawing in an image on the Web server. Once the image is saved, we can display this image in an ASP.NET page using any Image tag or image control.
  • MenuStrip in C#Jun 08, 2010. The MenuStrip class is the foundation of menus functionality in Windows Forms. If you have worked with menus in .NET 1.0 and 2.0, you must be familiar with the MainMenu control. In .NET 3.5 and 4.0, the MainMenu control is replaced with the MenuStrip control.
  • CheckBox in C#Jun 11, 2010. A CheckBox control allows users to select a single or multiple options from a list of options. In this article, I will discuss how to create a CheckBox control in Windows Forms at design-time as well as run-time.
  • Garbage Collection: Memory Management in .NetJun 15, 2010. In this article we will look at the mechanics of the Garbage Collection and the Memory Management.
  • DomainUpDown in C#Jun 21, 2010. A DomainUpDown control allows users to provide a spin (up/down) interface to move through pre-defined strings using up and down arrows. In this tutorial, we will see how to create a DomainUpDown control and use it in a Windows Forms application.
  • NumericUpDown in C#Jun 22, 2010. A NumericUpDown control allows users to provide a spin (up/down) interface to move through pre-defined numbers using up and down arrows. In this tutorial, we will see how to create a NumericUpDown control at design-time as well as at run-time.
  • Dictionary in C#Jul 10, 2010. A Dictionary class represents a dictionary in C# that is used to represent a collection of keys and values pair of data. This article demonstrates how to use a dictionary in C#.
  • Understanding Message Box in Windows Forms using C#Jul 12, 2010. MessageBox control displays a message with specified text. A message box may have some additional options including a caption, icon, and help buttons. In this article, I will discuss how to use the MessageBox class to display messages in Windows Forms and C#.
  • Toolbar in C#Jul 18, 2010. Toolbar control is not available in Toolbox of Visual Studio 2010. ToolStrip control replaces Toolbar in Visual Studio 2010. But for backward compatibility support, Toolbar class is available in Windows Forms. In this article, I will discuss how to create and use a Toolbar using Toolbar class in a Windows Forms application.
  • ImageList in C#Jul 18, 2010. In this article, I will discuss how to create an ImageList control and how to use its properties and methods to use in a Windows Forms application.
  • ComboBox in C#Aug 09, 2010. A ComboBox control is a combination of a TextBox and a ListBox control. Only one list item is displayed at one time in a ComboBox and other available items are loaded in a drop down list.
  • ToolStrip in C#Aug 15, 2010. In this article, I will discuss how to create and use a ToolStrip control and use its properties and methods.
  • BackgroundWorker in C#Aug 20, 2010. A BackgroundWorker component executes code in a separate dedicated secondary thread. In this article, I will demonstrate how to use the BackgroundWorker component to execute a time consuming process while main thread is still available to the user interface.
  • Compare Strings in C#Aug 21, 2010. This code snippet shows how to trim strings in C#.

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