Migrating Wikipedia to HHVM - @Scale 2014 - Web
Ori Livneh, Senior Performance Engineer at the Wikimedia Foundation Performance is a serious challenge for Wikipedia, particularly when serving users via a legacy PHP application more than a decade old. Any action which bypasses caching, such as editing Wikipedia, takes a serious hit from the limitations of the PHP run time. To solve this problem, we decided to take on the ambitious task of migrating to a new stack centered on HHVM, a virtual machine for PHP with an associated just-in-time compiler.
Creating Interactive Learning Interfaces at Khan Academy - @Scale 2014 - Web
Ben Alpert and Pamela Fox, Software Engineers at Khan Academy In this talk, hear from two Khan Academy engineers about how they build two very different learning interfaces: the interactive math exercises, which are built with React and work on both web and mobile, and the live coding editor, which depends on the latest HTML5 features like web workers and content security policy.
WebP at YouTube: Faster images on Desktop and Mobile - @Scale 2014 - Web
Mikhail Sychev, Software Engineer at Google Despite being a video-sharing website, YouTube is one of the largest image hosting platforms on the internet, serving over a hundred billion images a day. For the last year YouTube has been working on a site-wide WebP adoption project and as a result now serve it to mobile, desktop and TV. We want to share both highlights and lowlights of our effort to bring faster video thumbnails to the web.
Adaptable Systems and UI Components - @Scale 2014 - Web
Nicolas Gallagher, Engineer at Twitter Twitter's web products–-and the people designing and building them–-are under pressure to adapt to ever-changing conditions. The ability to move quickly and predictably is a major competitive advantage. This talk provides an overview of why Nicolas think UI components are an important part of designing adaptable systems
Advanced Debugging Techniques with Chrome - @Scale 2014 - Web
Asynchronous Programming at Netflix - @Scale 2014 - Web