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 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.
The article outlines eight practical techniques—including caching, page staticization, database optimization, hot‑data separation, operation merging, read‑write splitting, distributed databases, and the use of NoSQL and Hadoop—to efficiently store and serve massive data volumes in large‑scale internet services.
