Hello friends, In this tutorial, we are going to learn the Extension method in C#. Extension methods as the name suggest are an additional method that is used to add additional functionality to an existing type without altering. Extension method in C#:: Suppose you want to add additional functionality without modifying or recompiling or modifying…
Read MoreHi friends, In this tutorial We are going to learn DirectoryInfo class in C#. DirectoryInfo class in c# enables you to work with Directory. With Directory Info class You can create, delete, Move or enumerate a directory. What is DirectoryInfo class in c#? DirectoryInfo class in c# enables you to work with Directory. With Directory Info…
Read MoreHi folks, In this tutorial, we are going to cover a very interesting topic Singleton Design Pattern. This is the most simple design pattern which comes the under Creational Pattern of Gang Of Four (GOF) design pattern in .net. A Single Design Pattern ensures that at any given point of time only one instance of…
Read MoreHello readers, In this session we are going to see Sealed Class in C# with an example. A sealed class is a special class which prevents a class from being inherited by other class. You can declare a class as a sealed class when there is no need to extend it to provide additional functionality. What…
Read MoreHi friends, In this tutorial, I am going to explain the difference between Constant and Readonly in C#. Constant and Readonly both are used to make field constant and their value cannot be modified. Here we will discuss the difference between these keywords. Difference between Constant and Readonly in C#: Constant: Constants in C# are…
Read MoreHi readers, In this tutorial, I am going to explain you static constructor in C#. A static constructor is a special type of constructor which is used to initialize the static data members of the class. What is a static constructor in C#? A static constructor is a special type of constructor which is used to initialize…
Read MoreHi folks, In this tutorial, We are going to learn What is Constructor in C#? A Constructor is a special type of method which is invoked when we create an instance of the class. What is Constructor in C#? A Constructor is a special type of method which is invoked when we create an instance of…
Read MoreHello readers, In this tutorial, I am going to cover a very important topic “static class” in C#. A static class is a class that is declared using the static keyword and cannot be instantiated. Let’s discuss static class in detail. What is a static class in C#? Like any other programming languages C, C++,…
Read MoreHi friends, In this tutorial, I am going to tell you about Index out of Range Exception. An Index out of range exception occurs when you tried to access an element in a collection, using a numeric index that exceeds the collection’s boundaries. How indexing works in Arrays: Suppose I have declared an array of…
Read MoreHi friends, I am going to write a simple program to calculate the average for the set of values. It is easy to calculate the average of numbers, to find the average of numbers just add up all the numbers, then divide by how many numbers there are. In other words, it is the sum divided by…
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