July 2008
Intermediate to advanced
398 pages
11h 18m
English
Content preview from Website OptimizationBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 6. Web Page Optimization
Web page optimization streamlines your content to maximize display speed. Fast display speed is the key to success with your website. It increases profits, decreases costs, and improves customer satisfaction (not to mention search engine rankings, accessibility, and maintainability).
Streamlining transforms your pages to display navigable content faster, and to defer or delay off-site content. In this chapter, you’ll learn how to reduce HTTP requests, convert to semantic markup to more easily style with Cascading Style Sheets (CSS), optimize graphics and multimedia, and defer or delay the loading of off-site content.
To maximize web page display speed, you can employ the following 10 techniques:
Minimize HTTP requests.
Resize and optimize images.
Optimize multimedia.
Convert JavaScript behavior to CSS.
Use server-side sniffing.
Optimize JavaScript for execution speed and file size.
Convert table layout to CSS layout.
Replace inline style with CSS rules.
Minimize initial display time.
Load JavaScript wisely.
Using the best practices in this chapter, you’ll transform your HTML and multimedia to give your site more hurtle and less turtle. First, let’s explore some common web page problems and trends that confront web performance engineers.
Common Web Page Problems
The size and complexity of the markup that you use in your web pages determine, for the most part, their initial display speed. Pages that are large and complex, especially those with nested tables and mispositioned ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.