How to speed up the website with my JavaScript code in the server?

how to make six star with, five star CSS?

How to make circle, square and rectangle with CSS?

What is an HTML?

What is Web Hosting ?

What is a web server?

What is a web page ?

What is the World Wide Web?

What is the major Differences Between Static and Dynamic IP address ?

What is cryptography in web security ?

Please tell me what is cross-site scripting and how is it harmful for your application?

Website and Web portal