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Author : Shailendra Chauhan
Posted On : 20 Jun 2012

Delegate is a reference type that holds the reference of a class method. Any method which has the same signature as delegate can be assigned to delegate. Delegate is like function pointer in C++. There are three aspects to a delegate: Declaration, Instantiation and Invocation.

 

 

Author : Shailendra Chauhan
Posted On : 19 Jun 2012

An extension method is a static method of a static class that can be invoked using the instance method syntax. Extension methods are used to add new behaviors to an existing type without altering. In extension method "this" keyword is used with the first parameter and the type of the first parameter will be the type that is extended by extension method.

 

 

Author : Shailendra Chauhan
Posted On : 19 Jun 2012

Sometimes we need to add scroll bar to a div or span whenever text in the div or span get overflow. scroll bar is supported in all browsers like IE 5+, FF 3.5+, and Safari, Opera etc. To show scroll bar, we need to specify overflow property of css to "visible" or "auto".

 

 

Author : Shailendra Chauhan
Posted On : 23 May 2012

Sometimes we need to wrap a long text and url forcefully. Without word wrap our design layout become awkward. So to do proper alignment of text, we need to wrap text. We can force a long or continuous text to wrap in a new line by defining css word-wrap property to break-word. Word-wrap is supported in all browsers like IE 5+, FF 3.5+, and Safari, Opera etc.

 

 

Author : Shailendra Chauhan
Posted On : 18 Jun 2012

The concept of lamda expression was introduced in C# 3.0. Basically, Lamda expression is a more concise syntax of anonymous method. It is just a new way to write anonymous methods. At compile time all the lamda expressions are converted into anonymous methods according to lamda expression conversion rules.

 

 

Author : Shailendra Chauhan
Posted On : 18 Jun 2012

The concept of anonymous method was introduced in C# 2.0. An anonymous method is inline unnamed method in the code. It is created using the delegate keyword and doesn’t required name and return type. Hence we can say, an anonymous method has only body without name, optional parameters and return type.

 

 

Author : Shailendra Chauhan
Posted On : 17 Jun 2012

Object oriented and Object based programming languages have some different features and behaviour. In this article, I am going to expose the main difference between these two programming languages.

 

 

Author : Shailendra Chauhan
Posted On : 17 Jun 2012

In programming langauages we have two concepts functions and methods. functions are defined in structural language and methods are defined in object oriented langauge. The difference between both is given below :

 

 

Author : Shailendra Chauhan
Posted On : 17 Jun 2012

In Asp.net, sometimes we need to validate a TextBox and its input by more than one validator controls. Suppose you Want to validate a TextBox that must contain a valid Email address then we required two validator controls - Required Field and Regular Expression as shown below:

 

 

Author : Shailendra Chauhan
Posted On : 06 Apr 2012

var data type was introduced in C# 3.0. var is used to declare implicitly typed local variable means it tells the compiler to figure out the type of the variable at compilation time. A var variable must be initialized at the time of declaration.

 

 

Author : Shailendra Chauhan
Posted On : 17 Jun 2012

In Asp.net, sometimes we need to validate ListBox and DropDown List using Required field validator. It is tricky and avoids the use of JavaScript function to validate ListBox and DropDown List. Here I am sharing the code.

 

 

Author : Shailendra Chauhan
Posted On : 16 Jun 2012

In LINQ to query data from collections, we use IEnumerable and IList for data manipulation.IEnumerable is inherited by IList, hence it has all the features of it and except this, it has its own features. IList has below advantage over IEnumerable.

 

 

Author : Shailendra Chauhan
Posted On : 16 Jun 2012

In LINQ to query data from database and collections, we use IEnumerable and IQueryable for data manipulation. IEnumerable is inherited by Iqueryable, hence it has all the features of it and except this, it has its own features. Both have its own importance to query data and data manipulation. Let’s see both the fetures and take the advantage of both the fetures

 

 

Author : Shailendra Chauhan
Posted On : 14 Jun 2012

During creation of an HTML page using CSS, it is essential to know the HTML elements display behavior. HTML elements have three display style options inline, block and none. Each option has its significant in the designing of HTML page.

 

 

Author : Shailendra Chauhan
Posted On : 13 Jun 2012

Sometimes we need to parse xml into string and string into xml. Different browsers parse xml to string and vice-versa in different ways. Here, I am sharing cross browser compatible methods to parse xml.

 

 

 
 
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