New personal launch page @ johnbintz.com

I just finished up the first version of johnbintz.com, the page that aggregates together a bunch of the things I do on the Internet. It has some JavaScript goodness to drive it, too. Check it out!

Don’t use document.write in scripts loaded via Script DOM technique

I was working with a script that I was loading using the Script DOM technique talked about by Steve Souders, which looks like this:
<script type=”text/javascript>
var s = document.createElement(”script”);
s.src = “/path/to/script.js”;
document.getElementsByTagName(”head”)[0].appendChild(s);
</script>
Unfortunately, this was an older script and was using a document.write to put a <style> tag into the page when [...]

Bash magic: convert a high-res PNG to a small PDF with convert and sam2p

sam2p doesn’t like taking a lot of PNGs exported from Inkscape as straight input. This works around that issue by using ImageMagick convert it to an RGB (not RGBA) PNM before piping it into sam2p:
convert ${input_file} -colorspace RGB pnm:- | sam2p -c:lzw -m:dpi:$(echo “scale=5;72*(72/${dpi})” | bc) – PDF:${output_file}

Yes, the strange DPI syntax is needed. [...]