Null Coalescing Operator (??)1) A syntax used to check null and assign a default value if null2) This operator can be used with Nullable types as well as reference types.3) This operator can be rep...

Nullable Types used to include null as a value for value type variable. It has a lot of advantages and is most preferred when dealing with the database. One of the cons is the complexity and overhe...

Learn how to read CSV or TEXT file in C# (DataSet/DataTable).

Registry redirection might seem unexpected at first glance. This article elaborates on this feature and shows how to override it in case of need

This C# program will generate the random password and length will be given by user.

Before I discuss passing parameters to a method, and I give a brief intro of the method first

When we need to add a new function in existing class types without changing the original source of code and without the use of inheritance.

A static class cannot be derived from a non-static as well as static class.Static classes are by default sealed so you cannot inherit them.vA static class can only inherit Object class.

I have developed the login page and it will check entered login credentials in the data base, and if it is present it will give a success message otherwise it will give a "Please enter valid ...

We have seen and also read many blogs where people ask about the difference between Throw and Throw ex in C#. Generally we know about it but when these are asked in detail, we become confused. Here...

This is an important interview question where we normally get stuck when asked about usage of abstract class.

In this blog, we will discuss how to find the sum of the digits of the entered number.

An array is a type of data structure that contains the number of homogeneous data type elements under a same/common name.

In this blog, we will learn how to write a program that converts the temperature unit from Celsius to Fahrenheit and vice-versa using C# and .NET.

In this blog, let's learn some more important interview questions related to C# programming.

In this blog, you will learn what is overloading and how to use it in C#.

Extension methods enable you to extend the functionality of existing type or class without changing source code of existing type or class.

A multi-dimensional array in C# contains more than one rows. Learn how to work with multi-dimensional arrays including C# 2d array and C# 3d array.

Here, I would like to dedicate this C# interview questions part 1 article for people who want to do better in their interviews.

Learn how to clean up your code if you have multiple Using statements which are not in use.