Installation

Arch

1yay -S pi-hole-server

1sudo systemctl enable --now pihole-FTL

1sudo systemctl disable --now systemd-resolved

1sudo rm -f /dev/shm/FTL-\*

Debian

Debian has a long, boring setup.

1sudo apt-get install wget curl net-tools gamin lighttpd lighttpd-mod-deflate
2curl -sSL https://install.pi-hole.net | …

Cups: The Common Unix Printing System

Configure cups at /etc/cups/supsd.conf, or visit the local webpage at http://localhost:631 if you want to use the Apple interface, otherwise, it's the printing daemon.

The Printing Daemon

The printing daemon automatically reads the cups configuration file. It prints with:

lp …

Proccesses

See running items in current terminal with

1ps

or more with

1ps -a

Or the entire system with

1ps -e

Or the entire system with more information, BSD style, with:

1ps aux

And then search for a particular program with

1ps aux | grep cmus

Jobs

Pause a job with ^z. Put it in the background with the '&' …

otr

'Off The Record' encryption seems mostly dead to me. But this is what I did, back in the day...

Install libotr-dev or libotr5-dev or whatever..

1sudo apt -y install lib5otr-dev

Make your otr keys.

1/otr gen

Then you can start an otr converstation.

1/otr start bob@jobbies.org

Or if you already have a conversation …

Setup (Commands)

Sign up to an account somewhere.

1/connect bob@bobserver.org

Check if someone wants to be your friend:

1/sub received

Accept a friend's subscription request:

1/sub add alice@aliceserver.org

Join a room:

1/join room1@bobserver.org

Save your configuration so you don't have to do this again:

1/save

Check …

Make a QR Code image:

1qrencode 'https://play.google.com/store/apps/details?id=org.briarproject.briar.android' -o "$FILE".png

Make a QR Coded message in the terminal:

1qrencode -t ansi "Hello World"

Read a QR Code image:

1zbarimg $FILE

Show wifi QR code (only with Network Manager):

1nmcli device …

The manpage's 'Synopsis' provides a fast reference.

1
2We'll assume a folder in Google Drive called 'test', and local folder called 'foo'.
3
4Generate a config file with:
5
6```bash
7rclone config

Look at the contents of Google Drive:

1rclone ls gd:/

If rclone loses authorization:

1rclone …

• Sample file

Basic Commands

See Cells

Cells are hard to see. Change this with :set autowrap.

Make sc-im always autowrap:

1mkdir .config/sc-im/bash
2echo 'set autowrap' >> .config/sc-im/scimrc

Movement

sudo apt-get purge -y snapd

Work with a database:

1sqlite3 "$FILE".sqlite3

Compress the database:

1pragma vacuum;

Optimize the database:

1pragma optimize;