Base64 is a binary-to-text encoding system that converts binary data into radix-64 representations, which are then encoded as ASCII strings.

 Extends for Hypertext Preprocessor. It is the most widely used web application development language. It is commonly known as an

 In JavaScript, the confirm method invokes a function that prompts the user for confirmation of a particular action. Confirm ()

 NextSibling returns the next node of the given node as a Node object. In the event that the given node

 JavaScript creates a timer to execute a task or function at a specified time. A timer is primarily used to

 To cancel or stop the timer and halt the execution of code, JavaScript offers the functions clearTimeout() and clearInterval(). Both

 The offsetHeight property is a property of the HTML DOM that is used by JavaScript. The visible height of an

 The Last In First Out (LIFO) principle describes a data structure in which elements are placed in Last In First

 In some cases, it may be necessary to combine multiple rows into a single column. Using MySQL's GROUP_CONCAT function, here