Blog
Big or Little
Saturday, October 7, 2017
•
embedded
protocol
Every number has an ending. Sometimes it’s big, sometimes it’s little.
When you are dealing with a number, that’s greater than what fits into 1 byte, you’ll need
more space to store the number. Then the order of the bytes matters. This
post is about the endianess, whether it’s big-endian or little-endian.
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Providing a dual stack service behind a native ipv6 and carrier-grade NAT ISP
Monday, May 1, 2017
•
network
service
ipv6
Suppose, you have an ISP that provides you with native ipv6 connectivity. This means, you have
been assigned a globally routeable IP version 6 address -yay!! However, this comes with a cost:
You don’t have a globally routeable IP version 4 address, not even a dynamic one. And this is
still necessary, if you want to be able to reach your service, e.g. from cell phone networks.
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Creating own desktop entries for Linux Gnome3
Sunday, February 19, 2017
•
debian
gnome3
desktop
Assuming, you want to install the vanilla Firefox browser or Thunderbird.
And you want to have nice starter symbols in Gnome3 as favorites. Here’s how to do it:
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DSO-068 DIY oscilloscope
Monday, November 28, 2016
•
electronic
diy
dso
Recently I thought, isn’t there a simple, cheap oscilloscope available? And there is: A do-it-yourself kit,
all parts included, ready for you to solder. Elektor provides the DSO-068
complete with casing.
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Converting videos for html5
Sunday, October 30, 2016
•
html5
video
libav
Here are some commandline calls for libav avconv in order
to convert a video file into the various needed formats to be included as a html5 video via the video tag.
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