Games are a great way to learn bash.

• mapscii.me is an interactive terminal map.
  1. Install telnet.
  2. telnet mapscii.me
• Over the Wire teaches bash with small challenging you can do over ssh.

Track Live Changes

See changes in a file as it changes:

tail -f *somefile*

See changes in a directory, as it changes:

watch -d ls *directory*

Or use the -g flag to exit once the output changes. This command will look at whether you're connected to the internet, and turn into a rainbow once the connection hits.

watch …

Pulse

If you have pulse, use pulse. Check with which pulseaudio. No output means you need to use alsa (below).

Volume Control

1pactl set sink @DEFAULT_SINK@ +5%

Find working outputs:

1aplay -l

#Sound Settings

Surround.5 seems best.

Find what Sound settings exist

amixer scontrols

Change a Sound setting

1amixer set …

Keyboard layout changed.

1ls /usr/share/kbd/keymaps/**/*.map.gz

1loadkeys uk.map.gz

Check if boot mode is UEFI

1ls /sys/firmware/efi/efivars

Without efivars, the system must boot with BIOS.

Check network's up

1ping archlinux.org

Set system clock properly

1timedatectl set-ntp true

Check disks

1lsblk

Make partition

1 …

You need about a dozen commands to move around Linux. After that, you look up the rest as you go. Don't worry about understanding any of it, just type it in and the habit forms pretty quickly.

You start in a dark room. You want to know where you are by printing out your working 'directory' (i.e. 'location'):

1pwd

Have …

To automatically stick the logo onto your background, do these commands in the directory.

Get the void linux logo from wikipedia

1wget https://upload.wikimedia.org/wikipedia/commons/thumb/0/02/Void_Linux_logo.svg/256px-Void_Linux_logo.svg.png?20170131170632

Rename it, and resize it (the standard size is too small for …

Brightness

Edit this file:

/sys/class/backlight/*/brightness

Setup

The UK government keeps an ics file with clock, here.

Convert a text file from one encoding type to another with:

1iconv -f ascii -t utf8 oldfilename > newfilename

Available options are:

• ISO-8859-15

• UTF-8

• ASCII

• Lots more

Generate a full list of encoding types available with:

1iconv -l