MaaS

https://docs.ubuntu.com/static/maas-1.9/orientation_architecture-diagram.png

https://github.com/opencord/maas/blob/master/API.md

Debugging ephemeral image
Troubleshooting | MAAS | MAAS documentation
https://docs.ubuntu.com/maas/2.1/en/troubleshoot-faq#debugging-ephemeral-image

MaaS images at
/var/lib/maas/boot-resources/*/*/*/*/*/*/root-image

Running JNLP on Ubuntu 16.04 Firefox

firefox - Why can't I run Java Web Start Applications? - Ask Ubuntu
http://askubuntu.com/questions/259819/why-cant-i-run-java-web-start-applications
sudo apt install icedtea-8-plugin

iPhone on Google Spreadsheets

Iphone users not able to edit google spreadsheets - Google Product Forums
https://productforums.google.com/forum/#!topic/docs/h3T-a8FVslE

add Googlesheets:// in front of the file name or full sheet URL to force it to open in App.