C# Programming Tutorials

C Sharp Programming Tutorials And Articles
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To start with include namespaces using System.Diagnostics; // For prcesss related information using System.Runtime.InteropServices; // For DLL importing Now declare these variables private const int SW_HIDE = 0; Now declare win32 function ShowWindow
Entity framework is Microsoft’s latest data access technology and is considered a replacement for ADO.NET. However, there are still plenty of features where ADO.NET beats entity framework, but developers are now switching to Entity Framework owing to its strong decoupling and separation of concerns...
When I started on Drag and Drop in C# I could not find much on the net and so I have decided to tackle the problem here. First follow the steps to see the working sample. 1. Create a new C sharp windows application. Rename Form1 to a suitable name. I would refer it as TestForm 2. Add a treeview...
Introduction Sometimes you have data with a 1:1 relationship between the key and values and you need to put them into a Hashtable for easy retrieval and later realize you need to look up the keys from the values in the table. I came across such a problem for a combo box item displayed and actual...
Introduction The parser gives you a place to start to write an XML parser in C#. We have used the System.Xml. The code public void ParseFile(string strPath) { XmlTextReader xmlReader = new XmlTextReader(strPath); int iTab = 0;
System.Windows.Forms.Timer 1. It's a forms-based timer. 2. After creating it, you can set the interval which elapses between ticks using the Interval and hook up a delegate to its Tick event. 3. Calling Start and Stop methods, start and stop of the timer. 4. It runs entirely on the...
Introduction Whenever you generate a new C# Windows Application using the .NET IDE you have the following lines in the main of your program in program.cs file. Did you ever try to note what are these and what do they do. If not I will explain to you the meaning of each line. ...
Introduction Classes and structs can be restricted so that only the program or namespace they are declared in may use them. Class members can be restricted so that only derived classes can use them, or restricted so that only classes within the current namespace or program can use them. Access...
If you are beginner to LINQ, I will suggest you to first read Introduction to LINQ. However, if you have read that article or have some basic understanding of LINQ queries and lambda expressions, you can carry on with this article. In this article, I am going to explain you some more advanced LINQ...
1. Take a new C# Dll project 2. Add a new windows console application project to the solution 3. Add the following to the Dll project. namespace BasicRefDll { public class SampleClass { /// <summary> /// Shows the message box /// </summary>
Introduction I happen to edit the collections many times in the foreach loop and run into problems and then each time I got a different solution when going to Google, So first I would try to list each of the solution and then discuss them so that we all can have the best practice in the...
C# is a strongly typed language: You might have heard this sentence numerous times. Have you ever wondered, what does that actually mean? We are here with the answer to this question and we would introduce to another fairly advanced and extremely interesting .NET concept, known as dynamic binding....
C# is a language that integrates useful concepts from several programming languages. C# contains advanced features of Java and provided C++’s robustness. The concept of pointer is integral in C and other low level languages. However, C# also allows you to utilize the power of pointers in your code...
.NET framework has everything what it takes to develop a highly customizable software application. Apart from providing thousands of built in classes in language library and common language runtime, .NET offers variety of options during code compilation. Using visual studio you can access those...
LINQ is Microsoft’s latest data access technology. LINQ stands for language integrated query and it can be leverage to execute complex queries in a simple and more understandable manner. LINQ provides diverse query execution functions with the help of special methods that are known as query...
XML stands for Extensible Markup language that is most commonly used for transferring information over the World Wide Web. XML documents are simple to write as well as understand both for humans as well as for software applications. If you come across an XML document, with little attention, you can...
XML documents are a standards described by World Wide Web Consortium (W3C) that are used for transferring information over the internet. The .NET Framework provides several namespaces and classes that allow developers to read, write and interact with the XML documents. In my article on LINQ to XML,...
Garbage collection and memory management is probably that domain of programming where .NET Framework beats most of the other application development platforms. Most of the time, garbage collection is automatically done by .NET runtime once the object gets out of scope. When a .NET object is not...
.NET Framework comes with a set of debugging tools. Particularly if you are using and advanced IDE such as Visual Studio, you can use debugger and other diagnostic tools available in the IDE. This debugging, however, is only applicable during the development of the application. Once the application...
Often times, applications need to perform multiple tasks at a time. I always share Microsoft’s word processor’s example. While you type in the word processor, the application lets you type and in the meantime it is running spell-check and dictionary in the background to inform you whenever you type...