Depending on what you are looking for, here are the main interpretations:
Introduction to PHP , Ruby , and Rails , along with managing Web Databases . Programming the World Wide Web
Published by Pearson , this version focuses on modern standards like HTML5 and CSS3 . Depending on what you are looking for, here
It can refer to the broader field of Web Development , which involves learning the protocols (HTTP/DNS), languages, and frameworks required to build and deploy modern web applications. which involves learning the protocols (HTTP/DNS)
While this guide could mean a few things, I am focusing the response below on , as it is the most direct match for that specific title. Overview of " Programming the World Wide Web " (Sebesta)