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The venerable aspell spell checking utility has gained some respectable powers over the last year. In this post we explore them to add easy spell checking to our Markdown pipeline.

Music sheets typeset with Lilypond have a hardcoded height. This post explains, how to reduce the height to what is actually shown using Inkscape’s command-line interface.

In unit tests you might run in problems, when your code uses PHP built-in functions, that emit certain hard-coded values like session_start(). When you use PHP namespaces, however, you can solve this problem in an elegant way.

What does a minimal usable .git folder look like? Let’s try it out!

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: