Mobile Web & HTML5 Performance Optimization

Mobile web is coming in 2011 with a strong wave; mobile devices are more powerful every year; mobile browsers are evolving even faster than desktop web browser; and tablets have mobile browsers rather tan desktop browsers. That is a good mix of new problems for WPO.

How to deal with mobile browsers?

We will discuss challenges on WPO measurement techniques over mobile browsers. How can we create accurate waterfall charts? Do emulators help? What about HTTP proxies? We are going to show live demos of HTTP waterfalls from mobile browsers and how to get them accurately.

How is WPO impacting on mobile web?

We’ll also get in the well-known techniques for website’s performance and how real mobile devices react to the most important ones. What are the big differences between desktop and mobile web performance? Why WPO has more impact on mobile environment? This session includes a brief overview about mobile web browsers today, what we should expect in this year and how to deal with pseudo-browsers, having million of downloads at stores.

We will get into real examples and their differents behaviours in the most important mobile & tablet browsers, including platforms such as iOS, Android, webOS, BlackBerry, Symbian and other mid-end devices.

We will see how new stuff in HTML5 and related-technologies can help our mobile websites to improve performance.

We will cover:

• Offline AppCache

• Offline Storage

• WebSQL API

• Data URI

• Offline icons

• Using image replacements

• UI enhancement

• Connection type detection (2G, 3G, WiFi, etc)

• JavaScript and frameworks performance