Write a query to find the 2nd highest salary of an employee from the employee table?

655

What is the use of header() function in PHP? What the Limitation of HEADER()?

576

How to open standard output as a file handle?

567

What is final keyword in php?

550

Steps for the payment gateway processing?

561

Why do you need php?

530

What is the ioncube php loader?

576

Why shouldn't I use mysql_* functions in php?

598

How can we increase execution time of a php script?

493

What is input sanitization in php?

550

Can we set session value in javascript?

532

What is in php 7?

565

How can I display text with a php script?

486

What is the use of inner join in mysql?

543

What is in a cookie?

562