Jquery | Remove id attribute from an element

The removeAttr() function from jquery is used to removes one or more attributes from the selected elements.

$("div").removeAttr("id");

Jquery | Location reload() Method | Refresh a page

The Location.reload() method reloads the current URL.

Jquery | attr | Get HTML attribute's value

You can get the value of an attribute for the first element in the set of matched elements using the .attr() function.

JQuery | Select dropdown item based on the value

Change the selected option by value on the select box with jQuery is common nowadays. So let us have a select element with the list of the fruits, and we need to "select" one of its options based on one of its values. What we do is just use the “selected” selector of jQuery

jQuery: 

jQuery is a fast, small, and feature-rich JavaScript library. It makes things like HTML document traversal and manipulation, event handling, animation, and Ajax much simpler with an easy-to-use API that works across a multitude of browsers. With a combination of versatility and extensibility, jQuery has changed the way that millions of people write JavaScript.

JQuery | Difference between JavaScript and JQuery 

Javascript is a client-side scripting language whereas jQuery is a library (or framework) built with JavaScript.