“Tell me about Abstract class and Interface” – most of the times my interviews started with this renowned question and I know many of you likewise confronted it many times. I had memorized the definitions and differences like a parrot but really didn’t knew what they were and how different they were then. So what they are and how they are implemented in programming, lets dive deep. Continue reading
The most occurred exception in our development career. Most of us have come across this renowned exception. It is named as NullReferenceException by the Microsoft but what all are the factors that cause it to occur?