Lapo Luchini lapo-luchini

## hetznerInvoicesCSV.js
let elem = Array.prototype.slice.call(document.getElementsByClassName('btn-download')).map(e=>e.href).filter(u=>u.endsWith('/csv'));
let numbers = elem.map(u=>/invoice[/]([^/]+)/.exec(u)[1]);
let filename = 'invoice-' + numbers[0] + '-' + numbers[numbers.length - 1] + '.csv';
let csv = '';
for (let url of elem)
    csv += await (await fetch(url)).text();
let a = document.createElement("a");
a.download = filename;
a.href = a.href = "data:text/csv,"+encodeURIComponent(csv);
a.click();

## decodeKNX.mjs
import util from 'node:util';
import * as fs from 'node:fs/promises';
import * as crypto from 'node:crypto';
import Minizip from 'minizip-asm.js';

const
    reFile = /^P-[0-9A-F]{4}([/]0[.]xml|[.]zip)$/,
    pbkdf2 = util.promisify(crypto.pbkdf2);

export async function decodeProject(proj, password) {

## satispay-qif.sh
#!/bin/sh
export LANG=C
cat Satispay-*.csv | \
gawk -F ' *, *' '
  NR>1 {
    match(substr($5, 2), "^([0-9]{1,2}) ([a-z]{3}) ([0-9]{4})$", a)
    switch (a[2]) {
    case /gen|jan/: a[2] = "01"; break;
    case "feb":     a[2] = "02"; break;
    case "mar":     a[2] = "03"; break;

## tmuxSetup.sh
#!/bin/sh
awk -F"\t" -vq="'" '{
  t=system("tmux new-window -n " q $1 q)
  system("tmux send-keys -t " q t q " " q $2 q " C-m")
}' <<EOF # commands can contain ", but avoid ' and tabs
tab1	echo command on tab 1
tab2	echo command on tab 2
tab3	echo tab 3 ; echo "tab 3 cmd 2"
EOF

## md5le.js
// https://md5le.vercel.app/

const
    url = 'https://raw.githubusercontent.com/dwyl/english-words/master/words_alpha.txt',
    fs = require('fs').promises,
    hash = require('crypto').createHash('md5'),
    rl = require('readline/promises').createInterface({
        input: process.stdin,
        output: process.stdout
    }),

## createPDF.html
<!DOCTYPE html>
<html>

<head>
    <meta charset='utf-8'>
    <title>Generate PDF</title>
    <script src="https://github.com/devongovett/pdfkit/releases/download/v0.6.2/pdfkit.js"></script>
    <script src="https://github.com/devongovett/blob-stream/releases/download/v0.1.2/blob-stream-v0.1.2.js"></script>
    <style>
        html,

## zrepl_cert_gen.sh
#!/bin/sh
if [ $# -ne 1 ]; then
  echo "Usage: $0 FQDN"
  exit 1
fi
cd `dirname "$0"`
if [ ! -f ca.crt ]; then
  openssl ecparam -genkey -name prime256v1 -out ca.key
  openssl req -x509 -new -SHA256 -nodes -days 3652 -subj "/CN=Root CA/OU=zrepl/O=YourName/C=IT" -key ca.key -out ca.crt
fi

## number100.js
// generates flashcards to study multiplications and division of numbers up to 100
// can be imported into Anki via the File→Import option, use "Basic" type cards
let x = {};
for (let a = 2; a <= 100; ++a)
    x[a] = [];
for (let a = 2; a < 100; ++a)
    for (let b = a; b < 100; ++b) {
        let m = a * b;
        if (m > 100)
            continue;

## smartmon_exporter.sh
#!/bin/sh
# Script informed by the collectd monitoring script for smartmontools (using smartctl)
# by Samuel B. <samuel_._behan_(at)_dob_._sk> (c) 2012
# source at: http://devel.dob.sk/collectd-scripts/

# TODO: This probably needs to be a little more complex.  The raw numbers can have more
#       data in them than you'd think.
#       http://arstechnica.com/civis/viewtopic.php?p=22062211

# can be add to /etc/crontab like this, and node_exporter will see it automatically:

## wslbridge.sh
#!/bin/sh
# first you need to set the Hyper-V virtual switch named "WSL" to "external network" (bridge mode)
cat <<EOF > /etc/resolv.conf
nameserver 192.168.1.1
nameserver 8.8.8.8
nameserver 2001:4860:4860::8888
EOF
ip addr add 192.168.1.8/24 dev eth0
route add default gw 192.168.1.1
route del default gw 172.23.160.1
	let elem = Array.prototype.slice.call(document.getElementsByClassName('btn-download')).map(e=>e.href).filter(u=>u.endsWith('/csv'));
	let numbers = elem.map(u=>/invoice[/]([^/]+)/.exec(u)[1]);
	let filename = 'invoice-' + numbers[0] + '-' + numbers[numbers.length - 1] + '.csv';
	let csv = '';
	for (let url of elem)
	csv += await (await fetch(url)).text();
	let a = document.createElement("a");
	a.download = filename;
	a.href = a.href = "data:text/csv,"+encodeURIComponent(csv);
	a.click();
	import util from 'node:util';
	import * as fs from 'node:fs/promises';
	import * as crypto from 'node:crypto';
	import Minizip from 'minizip-asm.js';

	const
	reFile = /^P-[0-9A-F]{4}([/]0[.]xml\|[.]zip)$/,
	pbkdf2 = util.promisify(crypto.pbkdf2);

	export async function decodeProject(proj, password) {
	#!/bin/sh
	export LANG=C
	cat Satispay-*.csv \| \
	gawk -F ' , ' '
	NR>1 {
	match(substr($5, 2), "^([0-9]{1,2}) ([a-z]{3}) ([0-9]{4})$", a)
	switch (a[2]) {
	case /gen\|jan/: a[2] = "01"; break;
	case "feb": a[2] = "02"; break;
	case "mar": a[2] = "03"; break;
	#!/bin/sh
	awk -F"\t" -vq="'" '{
	t=system("tmux new-window -n " q $1 q)
	system("tmux send-keys -t " q t q " " q $2 q " C-m")
	}' <<EOF # commands can contain ", but avoid ' and tabs
	tab1 echo command on tab 1
	tab2 echo command on tab 2
	tab3 echo tab 3 ; echo "tab 3 cmd 2"
	EOF
	// https://md5le.vercel.app/

	const
	url = 'https://raw.githubusercontent.com/dwyl/english-words/master/words_alpha.txt',
	fs = require('fs').promises,
	hash = require('crypto').createHash('md5'),
	rl = require('readline/promises').createInterface({
	input: process.stdin,
	output: process.stdout
	}),
	<!DOCTYPE html>
	<html>

	<head>
	<meta charset='utf-8'>
	<title>Generate PDF</title>
	<script src="https://github.com/devongovett/pdfkit/releases/download/v0.6.2/pdfkit.js"></script>
	<script src="https://github.com/devongovett/blob-stream/releases/download/v0.1.2/blob-stream-v0.1.2.js"></script>
	<style>
	html,
	#!/bin/sh
	if [ $# -ne 1 ]; then
	echo "Usage: $0 FQDN"
	exit 1
	fi
	cd `dirname "$0"`
	if [ ! -f ca.crt ]; then
	openssl ecparam -genkey -name prime256v1 -out ca.key
	openssl req -x509 -new -SHA256 -nodes -days 3652 -subj "/CN=Root CA/OU=zrepl/O=YourName/C=IT" -key ca.key -out ca.crt
	fi
	// generates flashcards to study multiplications and division of numbers up to 100
	// can be imported into Anki via the File→Import option, use "Basic" type cards
	let x = {};
	for (let a = 2; a <= 100; ++a)
	x[a] = [];
	for (let a = 2; a < 100; ++a)
	for (let b = a; b < 100; ++b) {
	let m = a * b;
	if (m > 100)
	continue;
	#!/bin/sh
	# Script informed by the collectd monitoring script for smartmontools (using smartctl)
	# by Samuel B. <samuel_._behan_(at)_dob_._sk> (c) 2012
	# source at: http://devel.dob.sk/collectd-scripts/

	# TODO: This probably needs to be a little more complex. The raw numbers can have more
	# data in them than you'd think.
	# http://arstechnica.com/civis/viewtopic.php?p=22062211

	# can be add to /etc/crontab like this, and node_exporter will see it automatically:
	#!/bin/sh
	# first you need to set the Hyper-V virtual switch named "WSL" to "external network" (bridge mode)
	cat <<EOF > /etc/resolv.conf
	nameserver 192.168.1.1
	nameserver 8.8.8.8
	nameserver 2001:4860:4860::8888
	EOF
	ip addr add 192.168.1.8/24 dev eth0
	route add default gw 192.168.1.1
	route del default gw 172.23.160.1