Dual rail lab PSU

Been running my modular synth experimenting from a Doepfer case standing at my desk: A bit messy and I wanted something smaller to use anywhere and with less space. So, took the MFOS wall wart one a bit modified to the components I had at hand. Have been waiting for…

Raspberry Pi audio player with buttons

* Get latest raspian image wget https://downloads.raspberrypi.org/raspbian_lite_latest * unzip * Mount sd and write it out: > diskutil list … dev/disk2 (external, physical): #: TYPE NAME SIZE IDENTIFIER 0: FDisk_partition_scheme *15.9 GB disk2 1: Windows_FAT_32 NO NAME 15.9 GB disk2s1 ……

Irritating OSX Sierra keyboard behaviour

I just connected an old Microsoft Ergo 4000 keyboard to my MBP. I got the setup question to press the key next to left shift. Then I switched alt/windows option/command so it's the same as on the built in laptop keyboard and thought that was it. After a…

Plex

I use this image: https://github.com/wernight/docker-plex-media-server This is my setup: sudo docker compose-up -d /var/lib/plex-config is my NAS share for the persisted plex settings that goes into /config in the container. First run, I need to set up graphically so I created a tunnel for…

OctoPi

Using a relay to control power: http://www.thingiverse.com/thing:1726120/#comment-1134637 Bought this relay: http://www.ebay.co.uk/itm/252614067501 Piggypack Pi's power from UM2 PSU: https://ultimaker.com/en/community/15515-powering-raspberry-pi-from-ultimaker-2-main-board So made my own mount: http://www.thingiverse.com/thing:2117493 Camera: http://www.webhallen.…

Gitlab-ci with dockerized gitlab-runner

Install Gitlab runner as a docker container Mount a share from NAS First click a NFS share on the NAS, then sudo mkdir /var/lib/gitlab-runner In /etc/fstab, add: 10.0.1.30:/raiden/gitlab-runner /var/lib/gitlab-runner nfs auto 0 0 sudo mount -a Start gitlab-runner with spawning…

Private drone setup with Docker, haproxy and letsencrypt

First a persistent storage on my NAS: * Added NFS share "drone" on my ReadyNAS by clicketiclick. * sudo mkdir /var/lib/drone * add to /etc/fstab: 10.0.1.30:/raiden/drone /var/lib/drone nfs auto 0 0 * sudo mount -a Get and setup drone sudo docker pull drone/drone…

Add Lets Encrypt to JDK keystore

Will probably need to do this on more client machines: wget https://letsencrypt.org/certs/isrgrootx1.pem wget https://letsencrypt.org/certs/letsencryptauthorityx1.der sudo keytool -trustcacerts -keystore /Library/Java/JavaVirtualMachines/jdk1.8.0_65.jdk/Contents/Home/jre/lib/security/cacerts -storepass changeit -noprompt -importcert -alias isrgrootx1 -file ~/Downloads/…