Simon Willison’s Weblog

A brief introduction to Opacity and RGBA. The CSS opacity property is inherited by an element’s children; opacity set using the new rgba() declaration in CSS 3 differs in that it is not inherited. 2 am

Firebug + Dijit tips. News to me: Firebug has a magic $1 variable which corresponds to the currently selected node. Very handy. 2:08 am

Lessons from mySociety conversion tracking. Neat trick: show the user a “subscribe” form with their e-mail address pre-filled for them and there’s a much higher chance that they’ll click the button. 2:12 am

Django on IronPython. Dino Viehland demonstrated Django running on IronPython and SQL Server at PyCon. 4:05 pm