Getting started with LINQ in C#

What is LINQ? LINQ stands for Language Integrated Query. LINQ defines keywords that you can use to select, filter, sort, group, and transform data. The minor miracle of LINQ is that different LINQ providers allow these keywords to work with different types of data. LINQ to Objects, LINQ to DataSet, LINQ to XML, LINQ to … Read more

Interface explained in easy steps

Interface is similar to a class but with only declaration and no definition. Below are few code to explain interface in easy steps. Interface member can not have definition. They have only declaration. interface ITest{void Method();} All members in interface are by default public. No need to add explicit accessmodifier. interface can not contain fields.In … Read more

Learn OOPS concept in simple and easy way

In this blog, We will see Object Oriented Programming Principal in simple and easy way. What is Object Oriented Programming Concept? Object oriented is an approach to do programming in C#, Java etc. Before object oriented programming structural programming model was in use. C programming language is an example of  structural programming. But the problem … Read more

how to do url rewrite in implemented in asp.net4.0 version

how to do url rewrite in implemented in asp.net4.0 version Url rewriting is just to display a friendly and readable url instead of a comlex or unfriendly url. Suppose there is a url in your website just like below: The disadvantages of above mentioned url are: 1. This is not a friendly url.2. … Read more

Gridview row edit, delete and update code in

As Gridview is a data source control which binds data from backend sql server or any other database table. Here is the code which implements edit, delete and update functionality in a single Gridview. Gridview Edit,Update and Delete functionality code: ASPX Code: <asp:GridView ID=”gvDetails” DataKeyNames=”id” runat=”server” AutoGenerateColumns=”false”                  … Read more

Object initializers and Collection initializers in ?

Object initializer in, 4.0 features. Object initializers is one of the most important feature of C # 3.0.What is Object initializers?Using Object initializers we can initialize a object of that type without explicitly invoking the constructor of that particular type. Object initializers:I will explain this with a piece of code:class Student{    public … Read more

What is Nullable types in C#

What is nullable type in C# code? Please explain with an example. Nullable types were introduced in C# 2.0.Nullable types are instances of the System.Nullable<T> struct. A nullable type can represent the range of values for its underlying data type, also an additional null value. For example, a Nullable<Int32>, pronounced “Nullable of Int32,” can be … Read more