Karl Gustav karl-gustav

karl-gustav / Commands.list

Created March 7, 2019 09:36

Super usefull commands

Find encoding of a file: file -i *.fdf

karl-gustav / centerCoordinates.js

Created February 7, 2019 07:51

Get center of a list of coordinates

	function centerCoordinates(coordinates) {
	if (coordinates.length === 0) {
	return coordinates;
	}

	let x, y, z;
	x = y = z = 0;

	coordinates.forEach(coordinate => {
	const latitude = (coordinate[0] * Math.PI) / 180;

karl-gustav / SVG.css

Created September 24, 2018 08:50

SVG bullet points on lists


	li {
	list-style-type: none
	background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20"><circle style="fill:#A7A7A7;" cx="10" cy="10" r="5"/></svg>')
	background-repeat: no-repeat
	background-position-y: center
	padding-left: 2rem
	}

karl-gustav / how_to_install_kiosk_screen.md

Last active September 21, 2018 13:20

How to install kiosk screen raspberry pi

Put 2018-06-27-raspbian-stretch-lite.img on the SD card

Enable ssh:

sudo systemctl enable ssh

Update and install dependencies:

sudo apt-get update

sudo apt-get install \

karl-gustav / fix_timezone.sh

Last active September 12, 2018 20:31

Fix timezone/ntp issues raspberry pi

	sudo ln -sf /usr/share/zoneinfo/Europe/Oslo /etc/localtime # found in

	sudo apt-get purge ntp*
	sudo apt-get install chrony
	sudo reboot

karl-gustav / delete.domoticz

Created June 5, 2018 19:43

Delete sensor data from domoticz smart home system

-get data:
-http://10.0.0.5/json.htm?type=graph&sensor=counter&method=1&idx=611&range=day
-delete data:
-http://10.0.0.5/json.htm?type=command&param=deletedatapoint&idx=611&date=2018-06-03%2019:55:00
-data.result.forEach(point => delete(611, point.d));
-function delete(idx, date) {

karl-gustav / compare_datetime_golang.go

Created May 27, 2018 17:36

Compare two datetimes in golang

karl-gustav / vue.js

Created May 16, 2018 15:04

An hello world with vue + fetch

	<html>
	<head></head>
	<body>
	<section id="app">
	<p>{{message}}</p>
	<input v-model="message">
	</section>
	<script src="https://unpkg.com/vue"></script>
	<script>
	new Vue({

karl-gustav / vue.html

Created May 4, 2018 07:46

vue hello world

	<html>
	<head></head>
	<body>
	<section id="app">
	<p>{{message}}</p>
	<input v-model="message">
	</section>
	<script src="https://unpkg.com/vue"></script>
	<script>
	new Vue({

karl-gustav / flattenArray.js

Created May 3, 2018 10:26

.reduce() alternative to .flatMap()

	const flattenArray = (x, y) => (x \|\| []).concat(y);

	// Usage:

	[[1,2],[3],[4]].reduce(flattenArray);

	// Or:

	[[1,2],[3],[4]].reduce((x, y) => (x \|\| []).concat(y));