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This rule takes an SVG file as input and returns two PNGs. One is rendered with 72 dpi, which maps 1 SVG pixel to one output pixel. The other, target@2.png, is rendered with twice the solution to fit for Retina displays.

This small experiment allows to try out interactively the so-called Gutenberg canon for page layout on different page sizes.

If you use RequireJS and jQuery in a project, you might find yourself in a situation, where you embed jQuery before RequireJS, but still need to have the “jquery” dependency respected. This article describes, how to achieve this.

In January 2011 a user at StackOverflow asked, if he should start learning HTML5 / CSS 3 or begin with the older versions. In quite a length I answered the question by explaining my way to web development over the years. I think, that the answer might serve others well, too, who seek a way to start with web development. Since the original question was just recently closed as “not constructive”, I’m putting the answer here for others to read.

The other minute I’ve read an interesting article on the new HTML5 reversed attribute on ordered lists, that, who would have thought, reverses the counting. The article proposed a JavaScript polyfill. However, I thought,…

In 2009 Tantek Çelik published a draft of a new calendar with 5-day-weeks solving issues with the Gregorian one. I am not convinced, that this is a useful way to re-structure the calendar. Back in the days we set up a calendar for our RPG world together with Sebastian Gerstl and Markus Biedermann, which makes transition much smoother. We came up with this concept:

The Mozilla developers have received some critics for their decision to remove the version number from future Firefox releases. Many other open source projects, like GIMP, are speeding up their release cycles as well, al…

The question came up quite regularly in the past, what would be an appropriate way to attribute me when using one of the CC-released works. Unfortunately the Creative Commons License itself proves to be no real help here. The license text (as of version 3.0) says:

I’m a sucker for the monokai color scheme, especially in its Vim theme incarnation molokai. It is easy to imagine, how surprised I was, that this scheme wasn’t ported to a ChatZilla motif yet. After all it exists no…

The Mozilla Doc Sprint in Cincinnati was an extremely interesting event to be. This article sketches the deepest impressions I took home with me.