iuliaL’s gists

iuliaL / transformations.js

Last active December 26, 2017 11:33

Transform some piece of data with an array of functions + Array.reduce

	// transformations as an array of arrow functions

	// example for transformations of an array, in this case [1,2,3]
	const pipeline = [
	// transformation functions here
	array => { array.pop(); return array; },
	array => array.reverse()
	];

	pipeline.reduce((xs, f) => f(xs), [1, 2, 3]);

iuliaL / uniqueValuesSubstrings.js

Last active March 5, 2019 13:41

Find all substrings containing just unique values of a given length from a given string


	// Example: "kjzskjkjk" 3 => [ "kjz", "jzs", "zsk", "skj" ]

	function justUniqueVals(arr) {
	return arr.filter((item, index, self) => self.indexOf(item) == index);
	// not performant for long arrays!!! use occurences hashmap instead
	}

	function hasUniqueVals(arr) {
	const filtered = justUniqueVals(arr);

iuliaL / .bash_profile

Last active January 9, 2018 14:33

Append git branch name to prompt (only) when in git repository

iuliaL / gist:03abfd3a9752a972ca03a06c72b54c4b

Created March 6, 2018 14:29

	function splitArrayInArraysBySection (arr) {
	const returnsObject = arr.reduce((newArrSofar, item) => {
	const toAdd = newArrSofar[item.section] ? [...newArrSofar[item.section], item] : [item]
	return {
	...newArrSofar,
	[item.section]: toAdd
	}
	},{});
	return Object.values(returnsObject); // to return array actually
	}

iuliaL / momentToLocalAndbackToUTC.js

Created March 23, 2018 13:18


	const moment = require('moment');
	const dateFromElastic = 1521806390519;

	let dateUTC = moment.utc(dateFromElastic).format('YYYY-MM-DD HH:mm');
	// for interface display
	let dateLocal = moment.utc(dateUTC).local().format('YYYY-MM-DD HH:mm');
	// for timeFilter to use as query
	let dateBackToUTC = moment(dateLocal).utc().format('YYYY-MM-DD HH:mm');

iuliaL / duration.ts

Last active March 28, 2018 13:10

Duration or time elapsed formatter using moment js (i.e 34 hours and 5 minutes, 1 hour 1 minute)

	function getDuration(startTime: Date, endTime: Date): string {
	const milliseconds = moment(endTime).diff(startTime);
	const duration = moment.duration(milliseconds);
	const durationAsHours: number = Math.floor(duration.asHours());
	const restInMinutes: number = duration.minutes();
	const hours: string =
	durationAsHours > 1
	? `${durationAsHours} hours and `
	: durationAsHours > 0
	? `${durationAsHours} hour and `

iuliaL / react-font-face.tsx

Created May 4, 2018 12:27

react-font-face rewritten in typescript

	import * as React from 'react';
	import { Helmet } from 'react-helmet';
	import { Maybe } from 'tsmonad';

	export {
	ReactFontFace as OurReactFontFace
	};

	interface Config {
	readonly google?: ReadonlyArray<string>;

iuliaL / day1-advent-of-code.py

Last active December 8, 2018 16:06

advent of code day 1

iuliaL / isMatchingBrackets.js

Created March 2, 2019 13:29

Is matching brackets

	function isMatchingBrackets(str) {
	let stack = [];
	const map = {
	'(': ')',
	'[': ']',
	'{': '}'
	};
	let answer = false;

	for (let c of [...str]) {

iuliaL / palindromeCheck.elm

Last active November 28, 2019 12:10

Palindrome

	transformer word =
	String.toLower word
	\|> String.split " "
	\|> String.join ""
	\|> String.filter (\char -> char /= ',')

	palindrome w = transformer w == (String.reverse <\| transformer w)

	isPalindrome = if palindrome "As I pee sir, I see Pisa " == True then "PALINDROME" else "NOT PALINDROME"

Iulia Maria Lungu iuliaL