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Using Docker as non-root

Normally you need to run docker as root:
$ sudo docker run hello-world
If this is going on your nerves, you can add your normal user to the docker-usergroup. 97 more words


More Notes to the Future

Instead of talking about image analysis, this post will document the setup of a multiuser multisite ELN based on WordPress. Lots of the hard work was done by… 3,588 more words


Umuntu Ngumuntu Ngabantu

1700 hours. 10 Months. That’s the length of my service year. But I could also measure it in cups of coffee: at least 2 cups per day, one in the morning and one in the afternoon; sometimes even 3-4 on a day when I need a little extra push. 790 more words


A Better JavaScript Compact Disc Encoder (FLAC)

abcde is a fantastic tool for transcoding audio from cd to for lossless playback on personal devices.  However, I wondered…could I build the same thing with JavaScript ES6 + NodeJS?   273 more words


Puppet, OpenStack, where to start? Ceph

Ten months into this job, and I still feel like an OpenStack novice, but it feels better than a couple of months ago at least. In fact last week we had what I felt was a big automation win, where we deployed a Ceph OSD node from bare metal to joining the cluster without any ‘manual’ intervention. 475 more words


Docker - Ubuntu - bash: ping: command not found

Docker images are pretty minimal, But you can install ping in your official ubuntu docker image via:

apt-get update
apt-get install iputils-ping

Chances are you dont need  79 more words