Maik Derstappen

Thx, but i use Debian and i already installed python-qt4 und symlinked it into my virtualenv. But python-sip was also missing. Now i got this trace: ``` $ crawley shell...

On 06.07.2012 16:34, Juan Manuel García wrote: > It seems that the ipython version that you are using doesn't have the Shell module. > I tested and it's working with...

I'm not sure if understand the code right, but you did not seem to define sizes right? I think it would be better, so that the browser knows the image...

Do you set the sizes attribute somewhere? This is important for the browser to know how big the image will be on the screen. This will be used to calculate...

>>> giuliaghisini > we didn't set the real size of image in attributes because we don't know the real size of image here, we only know the miniature size.. this...

also one thing i noted while playing around with [my example page](https://mrtango.github.io/responsive-images-example/) is that we need to set the height when we are using lazy loading or everything jumps arround...

also related issues are: #939 and PR: https://github.com/plone/volto/pull/2103

@datakurre the preview image is a special image field on some objects, similar to leadimage as i understood. So instead of having the frontend trying to lookup first the preview...

ok thx for the update, please provide the details as soon as possible. If we add a lot of metadata in core via rest-api, we need to think twice about...