Stanford CS105: Introduction to Computers | 2021 | Lecture 8.2 Linking Webpages: Making Links

TL;DR

This video provides an introduction to creating links between web pages, discussing the differences between absolute and relative references.

Transcript

welcome to exploring computing today's video is linking web pages part 1 making links so this is going to be the first in a series of videos where we're going to take a look at different aspects of creating web pages combining both the html and the cascading style sheets and of course one of the things that makes the web really interesting is the f... Read More

Key Insights

• 🕸️ Creating links between web pages is an essential part of web development, allowing users to navigate through different pages.
• 📃 There are two types of references when linking pages: absolute references, which include the full URL, and relative references, which only include the file name.
• 👨‍🦱 Relative references offer benefits such as portability, shorter URLs, and potential cost savings on bandwidth.
• 🛟 Absolute references are necessary when linking to another web server, as relative references only work within the same server.
• 🛟 Default files, such as index.html, are served up by servers when no specific file name is specified.
• 👨‍🦱 URLs are a subset of URIs (Uniform Resource Identifiers), which include various types such as mailto, ftp, and facetime.
• 📁 The file URI is non-portable and should be avoided, especially for class assignments where file locations may change.

Questions & Answers

Q: What is the difference between absolute and relative references when creating links?

Absolute references include the full URL and are used when linking to other web servers. Relative references only include the file name and assume the file is on the same server and in the same folder.

Q: Why would you choose to use a relative reference over an absolute reference?

Relative references are more portable, allowing you to easily move your website to another computer without breaking links. They are also shorter, saving on bandwidth and typing.

Q: Can you link to another web server using a relative reference?

No, linking to another web server requires the use of an absolute reference. Relative references only work within the same server.

Q: What is the default file that servers will serve up if no file name is specified?

The default file is usually named index.html, although some servers may use different names such as home.html.

Summary & Key Takeaways

• The video explores the process of linking web pages together using HTML and CSS.

• It explains the concept of absolute and relative references when creating links.

• The advantages of using relative references, such as portability and shorter URLs, are discussed.