raspi

#!/bin/bash
# source_*.png (source_1234.png) to mkv

find . -type f -iname "*.png" -printf "%f\n" | sort -n | xargs cat | ffmpeg -f image2pipe -i - output.mkv

raspi

pgrep -fi firefox | xargs -I{} find /proc/{}/fd -readable -type l -printf '%p%f: %l\n'

raspi

# Local chat with socat

# Server runs:
socat ABSTRACT-LISTEN:@chat,socktype=5,fork STDOUT

# Client:
socat ABSTRACT-CONNECT:@chat,socktype=5 -

raspi

from itertools import permutations
from typing import Generator, List

def gen(s: List[str]) -> Generator:
	for i in permutations(s, len(s)):
		yield list(i)

def acro(a:List[str]) -> Generator:
	for i in gen(a):
		firsts:List[str] = []

raspi

SELECT 
  d.datname db
FROM 
  pg_catalog.pg_database d
WHERE 
  d.datname NOT LIKE ALL (ARRAY ['template%', 'postgres'])
ORDER BY 1;

raspi

#!/bin/bash
# (C) Pekka Järvinen 2022

# Name for bridge which virtual namespaces will use to communicate with each other
BRIDGENAME="gamebr0"
# Prefix for network
NETPREFIX="192.168.255."

# Starting IP (NETPREFIX + this)
let STARTIP=10

raspi

Cakez TD demo on Linux Steam

Download from https://cakez77.itch.io/cakeztd

First unzip the demo .zip with Ark.

After unzipping you'll have broken filenames in single directory:

% LANG=C ls

raspi

import json
import subprocess
from pathlib import Path

def ffprobe(path: Path):
    cmd = [
        "ffprobe",
        "-v", "error",
        "-select_streams", "v",
        "-show_entries", "format=filename:stream=height",

raspi

# mac:
echo "..." | perl -pe 's@[\da-f:]{17}@xx:xx:xx:xx:xx:xx@ig'

# IPv4
echo "..." | perl -pe 's@[\d\.]{7,15}@X.X.X.X@ig'

raspi

import json
import subprocess
import sys
from pathlib import Path

skipped_keys = [
    'sig_id',
    'signer',
    'sig_key',
    'sig_hashalgo',