June 2012
Intermediate to advanced
226 pages
5h 5m
English
Content preview from Web Performance Daybook Volume 2Become 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 18. Mobile UI Performance Considerations
The mobile segment is the fastest growing segment of Internet users. If your site is accessible via the mobile browser, you’ll notice that your mobile OS stats has been increasing rapidly. Developing with mobile in mind will improve user experience on all devices, not just phones. Whether or not you design for mobile first (http://www.lukew.com/ff/entry.asp?933), you definitely need to consider mobile performance when developing web applications.
Mobile devices may have browsers that are similar to, or even more featured, than the browsers on personal computers. Even with more advanced browsers, the devices themselves may have similar memory and bandwidth constraints to the Pentium III you were using back in 1999. While your users may be using similar applications to access your sites, the devices themselves create various constraints that you need to consider during development.
When it comes to mobile, you need to take battery life, latency, memory, and UI responsiveness into consideration throughout the development process.
Battery Life
Mobile users are just that: mobile. Unlike desktop computers which are tethered to the wall at all times, and even laptop computers which are generally used by stationary users, mobile users do not recharge their devices throughout the day. Mobile users expect their devices to last at least 24 hours between recharging.
While most users realize that calls and GPS usage consume battery power, ...
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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.