waygie’s gists

waygie / exportjson.js

Created September 2, 2017 18:00 — forked from pamelafox/exportjson.js

Google Spreadsheet JSON Export How-to at http://blog.pamelafox.org/2013/06/exporting-google-spreadsheet-as-json.html

	// Includes functions for exporting active sheet or all sheets as JSON object (also Python object syntax compatible).
	// Tweak the makePrettyJSON_ function to customize what kind of JSON to export.

	var FORMAT_ONELINE = 'One-line';
	var FORMAT_MULTILINE = 'Multi-line';
	var FORMAT_PRETTY = 'Pretty';

	var LANGUAGE_JS = 'JavaScript';
	var LANGUAGE_PYTHON = 'Python';

waygie / gist:d0935fc3c5622167dd03674d4a956610

Created March 13, 2017 17:12

Snail

	//From codewars (level 4), inputs an n x n nested array of numbers and outputs an array documenting a clockwise spiraling journey from
	//the outer to inner

	function snail(array){
	var result = [];

	for (var entire = 0; entire < array.length + Math.floor(array.length / 2); entire++){
	//push the first index of an array in its entirety, then splice it out.
	result.push(array[0]);
	array.splice(0,1);

waygie / gist:662b868b3e96b803e53a31fb6a8476bc

Created March 9, 2017 03:19

stringifyJSON

	/*
	Mimics JSON.stringify.
	Uses recursion.
	*/

	function stringifyJSON(obj){
	var result = [];
	if (obj && typeof obj === 'object'){
	for (var key in obj){
	if (typeof obj[key] === 'object' && !Array.isArray(obj[key])){

waygie / gist:f12d08460a3b7bc81f32aa8341e38b85

Last active March 9, 2017 03:06

getTimeFromSeconds

	/*
	Takes in a positive integer of seconds and returns the number of minutes, hours, days and years.
	Works for singular numbers (will return "day" instead of "days")
	*/

	function getTimeFromSeconds(secs){
	if (!secs) return "Now";
	var theTime = {
	seconds: secs,
	minutes: 0,

waygie / gist:ce1f01ddfb9183ba7aa0a31e15105d39

Last active March 6, 2017 01:38

sortByFreq

	function sortByFreq(str){
	str = str.split("");

	//filter out duplicate letters, then map them to an array where the first index is the frequency in str and..
	//the second index is the letter. Then sort by the first index (frequency).

	var noDuplicatesByFrequency = str.filter((letter, index) => index === str.indexOf(letter)).
	map(letter => [str.filter(item => item === letter).length, letter]).sort((a,b) => b[0] - a[0]);

	//return noDuplicatesByFreqncy mapped so that the second index (letter) is repeated [first index] (frequency) - joined.

waygie / gist:e9ff4b433cb9f72efbbe50b06aa4bba4

Last active March 6, 2017 01:59

IsSubsequence

	function isSubsequence(s,t){
	s = s.split("");
	t = t.split("");

	for (var letter of s){
	if (!t.includes(letter)) return false;
	t = t.slice(t.indexOf(letter) + 1);
	}
	return true;
	}