queviva

que viva las fiestas

queviva / gate.js

Created January 26, 2022 00:02

gate value between values

const gate = (...v) => v.sort((a, b) => a - b)[1];

queviva / XbetweenYandZ.js

Created January 31, 2022 05:19

method that quickly tells you if a value, x, is between any two other unknown values, y and z

const XbetweenYandZ = (x, y, z) => (x-y) * (x-z) < 0;

queviva / randIntBetween.js

Last active January 31, 2022 22:16

returns a random integer between two other values

const randIntBetween = (x, y) => ~~(Math.random() * (x - y) ) + x

queviva / xModByM.js

Last active January 31, 2022 22:37

returns a value of x, cyclically-modulated by M

const xModByM = (x, M) => ((x % M) + M) % M;

queviva / toNumArray.js

Last active February 5, 2022 21:18

converts a string into an array of numbers

const toNumArray = s => s.match(/[\d\.-]+/g).map(p=>Number(p));

queviva / Liz.js

Created February 1, 2022 09:24

add|remove the same listener for multiple events

	const Liz = {

	lizzers: [

	[obj, 'event', e=>{...}],
	[obj, 'event,event,...', e=>{...}],
	[obj, 'event,event,...', e=>{...},{ passive: true }]

	],

queviva / cssVars.js

Last active February 4, 2022 07:44

create list of all css variables

	// run after all styles load
	const cssVars = {

	list : () => [...new Set([...[

	[...document.styleSheets]
	.map(s => [...s.cssRules]
	.map(r => r.cssText)),

	[...document.querySelectorAll('[style]')]

queviva / zeroPad.js

Created February 3, 2022 18:16

front pads number with zero

('00000' + n).slice(-3)

queviva / monthNames.js

Last active December 15, 2023 19:38

list of month names

queviva / sliceArrayOnCondition.js

Created February 10, 2022 23:21

slices an array based either on the condition of an element, or just uniformly by quantity

const sliceArrayOnCondition=(a,f)=>a.reduce((x,v,i)=>((isNaN(f)?f(v):i%f===0)&&i!==0?x.push([v]):x.at(-1).push(v),x),[[]]);