meta - cheatsheet

ffmpeg

anonymous@undisclosed.example.com (Anonymous) — Thu, 16 Jul 2026 00:33:42 +0000

ffmpeg cheatsheet not linking that man page good lord ffmpeg TLDR, ffmpeg cheat.sh audio conversion FLAC to MP3 ffmpeg -i "$FILE.flac" -ab 320k -map_metadata 0 -id3v2_version 3 "$FILE.mp3" video to frames see ~/.local/bin/vidtools (dotfiles) for the default/most used option (every frame including duplicates).

gallery-dl

anonymous@undisclosed.example.com (Anonymous) — Sat, 11 Jul 2026 23:21:39 +0000

gallery-dl mangadex chapter extract --chapter-range is optional gallery-dl -o "lang=en" --chapter-range '141-151' https://mangadex.org instagram rip log into instagram on firefox for this to work gallery-dl https://instagram.com/ --cookies-from-browser firefox

git

anonymous@undisclosed.example.com (Anonymous) — Mon, 03 Aug 2026 23:11:34 +0000

git cheatsheet git docs tangled moirai (self-hosted knot) remote setup REPO_NAME=blah # tailscale only; # use fates.gotm instead of moirai.gotm git remote add tngl ssh://git@fates.girlonthemoon.xyz:2224/katproto.girlonthemoon.xyz/$REPO_NAME

irc

anonymous@undisclosed.example.com (Anonymous) — Fri, 24 Jul 2026 18:07:40 +0000

IRC cheatsheet commands become op in any channel: /oper kat password_here /samode #channel +q kat /samode #channel +o kat remove op permissions (useful when it auto-ops the bot): /samode #channel -o naevis message all users /quote notice $$* MESSAGE_HERE

jsts

anonymous@undisclosed.example.com (Anonymous) — Fri, 19 Sep 2025 01:24:00 +0000

javascript/typescript katproto get users TS to JS cd /var/www/stash/katproto_demo # from katmac3 npx tsc requires tsconfig.json file in same directory with these contents: { "compilerOptions": { "target": "es2022", "module": "es2022", "esModuleInterop": true, "lib": ["ES2017", "DOM", "ES2021.String", "es2020"], "preserveConstEnums": true, "moduleResolution": "node", "strict": true, "inlineSourceMap": true, }, }

scp

anonymous@undisclosed.example.com (Anonymous) — Tue, 27 May 2025 22:47:07 +0000

SCP cheatsheet man page send file to server (replace kat & 780 with user & server names corresponding to ssh_config send a friend's site button to eunoia friend buttons folder on 780: scp /home/kat/sitebutton.png kat@780:/var/www/eunoia/buttons/friends

sql

anonymous@undisclosed.example.com (Anonymous) — Tue, 27 May 2025 22:53:58 +0000

SQL cheatsheet mySQL manual SQL query list view add \G to end of query, like this: select * from user\G;

wget

anonymous@undisclosed.example.com (Anonymous) — Sat, 16 Aug 2025 02:05:20 +0000

wget cheatsheet wget man page (or more sensibly, the cheat.sh page for wget) get all files of a certain type change .mp3 to whatever extension you want wget -r -l1 -H -t1 -nd -N -np -A.mp3 -erobots=off $URL

yt-dlp

anonymous@undisclosed.example.com (Anonymous) — Sat, 11 Jul 2026 23:28:50 +0000

yt-dlp best video, best audio, MKV remux: yt-dlp -f ba+bv --merge-output-format mkv $URL best video UNDER 1080p, best audio, MKV remux: yt-dlp -f "ba+bv*[height<=1080p]" --merge-output-format mkv $URL change output name from default: yt-dlp -o custom-name.mp4 $URL