CategoryWebP

October 24, 2015 — HTTP Archive shows that images make up 64% of a web page’s total size on average. Given this, image optimization is key, especially considering that many users will abandon a request if it doesn’t load within a few seconds. The problem with image optimization is that we want to keep file sizes small without sacrificing quality. WebP is an image format that was created in 2010 and is currently being developed by Google. This format delivers lossless and lossy compression for images. Several big names are campaigning for WebP, most notably Google, Facebook and eBay. Read more…

May 14, 2014 — A few days ago, we published an article on Picturefill 2.0, a perfect polyfill for responsive images. Today’s article complements Tim Wright’s article and explains exactly how we can use the upcoming <picture> element and srcset, with simple fallbacks for legacy browsers. There is no reason to wait for responsive images; we can actually have them very soon. Read more…

May 10, 2013 —

The  element supports a number of different types of fallback content, but the current implementation of these fallbacks is problematic. In this article Dave Newton will explore how the fallbacks work, how they fail and what can be done about it.