This article provides a concise, beginner‑friendly overview of how domain names map to IP addresses, the DNS resolution process, the distinction between static and dynamic web pages, and the fundamental structure and tags of HTML, giving readers a solid foundation for web development.
This article explains how to set up a PHP development environment, create .php files, embed PHP within HTML, handle form input, and interact with a MySQL database to produce dynamic web pages, providing clear code examples for each step.
This tutorial walks through setting up a PHP development environment, creating .php files, embedding PHP within HTML, and using PHP to output the current time, handle form submissions, and interact with a MySQL database to build dynamic web pages.
This article explains what web crawlers are, compares static and dynamic web pages, outlines their characteristics, advantages, and challenges, and provides practical tips for extracting data from both types of pages using tools like browser developer consoles and packet‑capture utilities.
This guide explains how to combine Scrapy and Selenium to scrape dynamically rendered web pages, covering installation, project setup, middleware configuration, Selenium driver handling, and code examples that demonstrate a complete end‑to‑end crawling workflow.
This article demonstrates how to enhance Selenium web‑scraping scripts by using JavaScript to directly modify date picker values and to automatically scroll dynamic pages, providing concise code examples that overcome common challenges when crawling sites like 12306 and Tencent Video.
