Configure ssh for your Ubuntu machine to remotely connect via your phone or another computer.  You can use this as a remote connection, file transfer between your machines, and much more!

Configure ssh on Ubuntu (requires port forwarding to have access on remote networks) https://www.digitalocean.com/community/tutorials/how-to-use-ssh-to-connect-to-a-remote-server-in-ubuntu

Use this app to connect via your cellphone
https://play.google.com/store/apps/details?id=com.sonelli.juicessh&hl=en
 

Like Linux but miss Skyping with your bestie?  There's an app (or SNAP as it may be) for that.

https://betanews.com/2018/02/01/microsoft-linux-skype-snap/
 

.bashrc is a hidden file in the home folder. It contains configuration options. The .bashrc can be edited. For changes, use the command source ~/bashrc or execbash. After a new terminal is opened, the actions will be changed. More examples of the aliases are in the link below.

https://www.raspberrypi.org/documentation/linux/usage/bashrc.md

Christina. B

http://www.arrl.org/news/southern-california-linux-expo-special-event-n6s-set-for-march-8-11
https://www.socallinuxexpo.org/scale/16x

a linux convention is to take place in southern California on march 8th-11th. The main focus of the expo appears to be about Amateur Radio and the surrounding processes.