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Jon Arne Sæterås - Let The Content Delivery Network Optimize Your Images

Sometimes you have to step back and ask why a tradition exists. In mobile-first design, serving an image in three sizes — one for smartphones, one for tablets and one for desktops — using media quer

performance , optimization , mobile , Responsive Images

Jon Arne Sæterås - Leaner Responsive Images With Client Hints

Responsive images have been around long enough for most of us to have taken them for a spin, or at least to have learned from the experiences of those who have. Beyond doubt, the responsive images s

performance , mobile , coding

Jon Arne Sæterås - Improve Mobile Support With Server-Side-Enhanced Responsive Design

In many ways, responsive Web design deserves a big share of the honor for making the Web more usable on non-desktop devices. This trend of letting the browser determine more about how a Web page sho

performance , Techniques , Responsive Design , mobile