Docs | Splint.rs

awk

Basics See a file's contents: Return full contents of a string: 1awk '{ print }' file Print the first and second column: 1awk '{print$1$2}' Return every line with the word 'the' (like grep): 1awk '/the/{print}' file Print everything containing a lowercase letter: 1awk '/[a-z]/{print}' file Same with numbers [0-9], or …

Base 16

1 min read · data

Base 16 numbers often use 0x at the start, so '10' just means '10', but 0x10 means '10 in base 16' which means '16'. For small numbers, use printf. 1printf "%x" $NUMBER For any number, use bc. 1fortune | md5sum | cut -d' ' -f1 | tr [:lower:] [:upper:] | bc Inputting base 16 uses ibase=16. Outputting base 10 uses …

bash games

1 min read · games

Games are a great way to learn bash. mapscii.me is an interactive terminal map. Install telnet. telnet mapscii.me Over the Wire teaches bash with small challenging you can do over ssh.

bash tips

2 min read · shell POSIX

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 -g …

Basic Sound

1 min read · sound

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 …

basic-install

2 min read · arch

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 …

Basics

6 min read · basics

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 …

Board Games with Recfiles

1 min read · data recfiles games

You can play with a board games database from boardgamegeek.com. Download the Database 1mkdir board_games 2cd board_games 3curl -Lo bg.zip 'https://www.kaggle.com/api/v1/datasets/download/threnjen/board-games-database-from-boardgamegeek' 4unzip bg.zip The header line shows fields with a bunch of colons, which will …

Brand Name Wallpaper

1 min read · void

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 …