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const querySelectorRegex = /(?<=\[)(?!")[^\]]+|(?<=\[")[^"]+|[^."[\]]+/g
export function objectQuerySelector(obj: any, path: string){
  const match = path.match(objectQueryRegex)
  return match ? match.reduce((res, prop) => res[prop], obj) : undefined
}

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Not part of OSS (below 10k EUR)

Annual sales not exceeding 10.000 EUR.

Customer from...	same country	other EU country	outside of the EU
End customer	homeland rate	homeland rate	0%
Business customer	homeland rate	homeland rate	0%
... with TAX ID	homeland rate	reverse-charge (0%)	0%

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function array2dUnique(arr: any[], index: number = 0){
  return arr.filter((a, i1, $) => !$.find((b, i2) => i1 > i2 && a[index] === b[index]))
}

console.log(
  array2dUnique([
    [1],
    [2],
    [1]
  ])

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/**
 * Similar to Object.getOwnPropertyNames(obj) but including the properties of the entire prototype chain
 * @param obj
 * @param maxChainLength
 */
export function getAllPropertyNames(
	obj: { new(): any },
	maxChainLength: number = 10
): string[] {
	let set: Set<string> = new Set(), i: number = 0;

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Using Let's Encrypt's Certbot Certificates with ArangoDB

Let's Encrypt generates SSL certificates for free.
Follow these steps to create and use an SSL certificate with ArangoDB.

1. Install the Certbot from LetsEncrypt (Certbot instructions)

sudo apt-get update
sudo apt-get install software-properties-common

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location / {
    index index.html;
    try_files $uri $uri/ /index.html;
}

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export const isoLocale = {
	'af-NA': 'Afrikaans (Namibia)',
	'af-ZA': 'Afrikaans (South Africa)',
	'af': 'Afrikaans',
	'ak-GH': 'Akan (Ghana)',
	'ak': 'Akan',
	'sq-AL': 'Albanian (Albania)',
	'sq': 'Albanian',
	'am-ET': 'Amharic (Ethiopia)',
	'am': 'Amharic',

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import { Database, DocumentCollection } from 'arangojs'
const db = new Database(process.env.ARANGODB_URL);
db.useDatabase('name');

/**
 * Upserts (merges) the content of the documents with the given documents and
 * optionally returns an array containing the documents’ metadata.
 *
 * @param {string|ArangoDB.Collection} collection - collection to use
 * @param {Document[]} documents - list of documents to upsert

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/**
 * 🏁 Returns an unicode-emoji-flag-icon for a two digit country code or a locale (eg. en-US)
 * - Supports 239 countries
 *
 * @param {String} countryCode - the country code to display a flag for (eg. US)
 * @param {String} [fallback=🏳] - fallback icon when no matching flag has been found
 * @param {Object} [countryFlagData] - an object of country code : flag
 */
export function emojiFlag(countryCode: string, fallback: string = '🏳', countryFlagData: {[key: string]: string} = {
	AD: '🇦🇩', AE: '🇦🇪', AF: '🇦🇫', AG: '🇦🇬', AI: '🇦🇮', AL: '🇦🇱', AM: '🇦🇲', AO: '🇦🇴', AQ: '🇦🇶', AR: '🇦🇷',

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/**
 * Easing functions
 *
 * https://gist.github.com/gre/1650294
 * http://easings.net
 */
// no easing, no acceleration
export function easeLinear(t){ return t }
// accelerating from zero velocity
export function easeInQuad(t){ return t*t }