The Binary Times – Series 8 Episode 1

Series 8 Episode 1 – We kick off Series 8 in jubilant form, happy to be back starting a fresh season, Mark got a message from John Romero and has been testing the Volla phone, Wayne has been playing with Nextcloud, Docker and got a new Raspberry Pi, more under the hood tips and another epic Irish saying. Enjoy.

00:24 Wayne welcomes us to the first Episode of Season 8!It’s a kind of overcast and cool Bristol, while Mark thinks the summer is over already and reminisces about the earlier great sunny days this year.

03:29 Mark tells us he’s actually started making show notes. He also tell us his children arranged for John Romero of Doom fame to send him a Father’s Day Message. The fact that they did it and the fact that John Romero obliged kinda blew Mark away and he thanks them all for making Father’s Day 2020 so memorable.

Mark goes on to tell us that he is Beta Testing Ubuntu Touch on the Volla phone. Mark reallys likes the look of the device and the specs are great. While the experience is still very Beta, as expected, Mark thinks things are shaping up well for the release later this year.The guys discuss Ubuntu Touch, Wayne Out There’s show. The guys discuss whether Ubuntu Touch will ever be a consumer OS and whether that’s important, as long as its niche ready and they can help move it along.

25:21 The chat reminds Mark of the latest Humble Bundle, which is Learn Python Programming with PyCharm. The guys go on to discuss another amazing Humble Bundle, the Circuits and Electronics by Morgan and Claypool bundle.

31:05 Wayne tells us that he’s got his Nextcloud talk working again after installing a TURN server, and the guys are now recording the show using it. He goes on to talk about Nextcloud and PFSense. He fixed problems with his Nextcloud upgrade by with this guide (the intika entry solved his instance being stuck in maintenance mode) and this guide (see the IanNic solution).

37:55 Wayne goes on to talk about his Raspberry Pis, Ubuntu Server on the Pi and Docker. Following are some of his notes on installing Docker on a Raspberry Pi.

Install docker on a Raspberry Pi

Steps

  1. Install Docker

curl -sSL https://get.docker.com | sh

  1. Add permission to Pi User to run Docker Commands

sudo usermod -aG docker pi

Reboot here or run the next commands with a sudo

  1. Test Docker installation

docker run hello-world

  1. IMPORTANT! Install proper dependencies

sudo apt-get install -y libffi-dev libssl-dev

sudo apt-get install -y python3 python3-pip

sudo apt-get remove python-configparser

  1. Install Docker Compose

sudo pip3 install docker-compose

Installing docker on the Raspberry Pi

how to start a docker container at boot time.

run systemd service specific user group.

Running a script as another user [docker-compose]

The actions below were taken out to start up the grafana docker container but it needed to be run a user ‘pi’.

sudo vi /usr/local/bin/startGrafana.sh

#!/bin/bash

cd /home/pi/Downloads/grafana/

docker-compose up --detach

:wq

chmod +x /usr/local/bin/startGrafana.sh

vi /etc/rc.local

# Add in the line before exit 0

/bin/su -x '/usr/local/bin/startGraf.sh' pi

:wq

reboot.

Great docker introductory video.

44:51 Wayne goes on to tell us he was gifted a Raspberry Pi 4. Eventually he’s hoping all his servers will run on Raspberry Pis.

53:05 Under the Hood – Mark’s under the hood is Cadmus, a noise suppression utility for Linux.

Wayne’s Under the Hoods are the Simple mobile tools website (Thanks Dave!) and pip3 install catt followed by catt cast 'https://www.youtube.com/watch?v=K2eoeC4R5Ak' (thanks Ben!) Wayne also tells us of a DJ Ware video that’s worth a watch.

Irish saying of the show is Tá an Samhradh thart

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