Extension Methods in C#

Extension Methods are introduced in C# 3.0. These methods are used to extend the functionalities of existing classes and for that there is no need...

escape() function in Javascript

This function is used to encode a string value. Thereby making it portable over the network to any destination device that supports ASCII characters. Syntax...

Second Highest Salary in SQL

It is one of the most favorite question of the Interviewers. They often asked this type of question like How to find 2nd/nth Highest salary...