Topic: Performance Page 3

When we last left our intrepid web developers, they had discovered the power of srcset width descriptors, only to be faced with a new challenge—the browser only knows the size of the viewport when it begins downloading images. Now, it… More

In Part 3, we looked at display density descriptors and concluded that they are great for fixed width images, but are insufficient for flexible images. Flexible images is where srcset’s width descriptors shine. Width descriptors The syntax for width… More

Ever since Apple launched a retina display on the iPhone 4, web designers have been looking for a way to handle high density displays. That is where srcset and its display density descriptors come in. Resolution switching uses srcset As… More

One of the main reasons why we need solutions for responsive images is because the <img> element is insufficient. It only has one src and we need multiple sources. Given that fact, it may be surprising that we’re going to… More

Over the last few years, we’ve written a quite a few articles about responsive images. Now that responsive images have landed in browsers, it seemed like a good time to step back and cover the basics for those… More

When you start incorporating the new responsive images standards across your site, the task can seem daunting. How do you know which standards to use and where? How will you maintain the new markup and image sizes? We have… More

I wrote recently about why you shouldn’t use <picture> for responsive images most of the time. In short, my argument is that most responsive images fall under the resolution switching use case and that is best used for… More

Now that responsive images have landed in Chrome and Opera, I’ve started working on a flowchart to help people decide how to use these new features. This work led me to wonder what ever happened to the image-set()… More

Responsive images are landing soon and many organizations are looking for ways to resize images. Thankfully, there are a number of startups, established companies, and open source solutions for image resizing. I’ve pulled together a spreadsheet of the image… More

Even before smartphones came along and dashed any hope for a 960-pixel-wide web, designers and organizations have struggled with the challenge of prioritizing and composing content that scrolls. Our screens act like windows to content of variable… More