Group items tagged

"Bad performance stems from a lack of attention and commitment performance within an organization-not from whether or not the site is responsive."

Media Query & Asset Downloading Results A little while back, I mentioned I was doing some research for the book about how images are downloaded when media queries are involved. via Pocket

"Does combining the media queries have any actual performance improvements? Are people simply raising issue because they don't like the way the output CSS looks? That's a damn good question and one that Aaron also raised. As he put it, "Let's ask science!""

"engines do serialize and strip out duplicated media-queries so they only need to evaluate each media query once. Also they cache the queries so that they can re-use it later on"

content adaption without increased client latency

"In current implementations as of August 2012, no popular user agent pre-fetches resources that are subject to media queries until those media queries are satisfied. However, it seems like a more intelligent approach could be taken based on the liklihood that the media query may be satisfied at some point after a page has loaded. "

Retrouvez une sélection de liens sur le thème des performances Web de la semaine passée. Au sommaire, 13 liens sur : la haute dispo chez Google, webperf sur mobile, retour sur HTTPS, l'impact des raccourcisseurs d'url, les performances des designs responsive, …