type below:
brew update
brew install redis
To have launchd start redis now and restart at login:
brew services start redis
/* | |
Copy this into the console of any web page that is interactive and doesn't | |
do hard reloads. You will hear your DOM changes as different pitches of | |
audio. | |
I have found this interesting for debugging, but also fun to hear web pages | |
render like UIs do in movies. | |
*/ | |
const audioCtx = new (window.AudioContext || window.webkitAudioContext)() |
<style> | |
/* GraphiQL One Dark Alt (Dark Mode) theme by Ben Keating[1] | |
* Colors taken from Atom's One Dark theme[2]. Add this file to the end of | |
* your <head> block[3] to override built-in default styling. | |
* | |
* [1]. https://twitter.com/flowpoke | |
* [2]. https://github.com/atom/atom/tree/master/packages/one-dark-ui | |
* [3]. e.g. `.../site-packages/graphene_django/templates/graphene/graphiql.html` | |
*/ |
type below:
brew update
brew install redis
To have launchd start redis now and restart at login:
brew services start redis
var elements = document.querySelectorAll("div"), | |
callback = (el) => { console.log(el); }; | |
// Spread operator | |
[...elements].forEach(callback); | |
// Array.from() | |
Array.from(elements).forEach(callback); | |
// for...of statement |
#!/bin/bash | |
# node-reinstall | |
# credit: http://stackoverflow.com/a/11178106/2083544 | |
## program version | |
VERSION="0.0.13" | |
## path prefix | |
PREFIX="${PREFIX:-/usr/local}" |
// Variant of Avraham Plotnitzky's String.prototype method mixed with the "fast" version | |
// see: https://sites.google.com/site/abapexamples/javascript/luhn-validation | |
function luhnChk(luhn) { | |
var len = luhn.length, | |
mul = 0, | |
prodArr = [[0, 1, 2, 3, 4, 5, 6, 7, 8, 9], [0, 2, 4, 6, 8, 1, 3, 5, 7, 9]], | |
sum = 0; | |
while (len--) { |
Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.
$ python -m SimpleHTTPServer 8000
//note: month is 0 based, just like Dates in js | |
function getWeeksInMonth(year, month) { | |
const weeks = [], | |
firstDate = new Date(year, month, 1), | |
lastDate = new Date(year, month + 1, 0), | |
numDays = lastDate.getDate(); | |
let dayOfWeekCounter = firstDate.getDay(); | |
for (let date = 1; date <= numDays; date++) { |
var d = new Date(); | |
var usertime = d.toLocaleString(); | |
// Some browsers / OSs provide the timezone name in their local string: | |
var tzsregex = /\b(ACDT|ACST|ACT|ADT|AEDT|AEST|AFT|AKDT|AKST|AMST|AMT|ART|AST|AWDT|AWST|AZOST|AZT|BDT|BIOT|BIT|BOT|BRT|BST|BTT|CAT|CCT|CDT|CEDT|CEST|CET|CHADT|CHAST|CIST|CKT|CLST|CLT|COST|COT|CST|CT|CVT|CXT|CHST|DFT|EAST|EAT|ECT|EDT|EEDT|EEST|EET|EST|FJT|FKST|FKT|GALT|GET|GFT|GILT|GIT|GMT|GST|GYT|HADT|HAEC|HAST|HKT|HMT|HST|ICT|IDT|IRKT|IRST|IST|JST|KRAT|KST|LHST|LINT|MART|MAGT|MDT|MET|MEST|MIT|MSD|MSK|MST|MUT|MYT|NDT|NFT|NPT|NST|NT|NZDT|NZST|OMST|PDT|PETT|PHOT|PKT|PST|RET|SAMT|SAST|SBT|SCT|SGT|SLT|SST|TAHT|THA|UYST|UYT|VET|VLAT|WAT|WEDT|WEST|WET|WST|YAKT|YEKT)\b/gi; | |
// In other browsers the timezone needs to be estimated based on the offset: | |
var timezonenames = {"UTC+0":"GMT","UTC+1":"CET","UTC+2":"EET","UTC+3":"EEDT","UTC+3.5":"IRST","UTC+4":"MSD","UTC+4.5":"AFT","UTC+5":"PKT","UTC+5.5":"IST","UTC+6":"BST","UTC+6.5":"MST","UTC+7":"THA","UTC+8":"AWST","UTC+9":"AWDT","UTC+9.5":"ACST" |
// http://paulirish.com/2011/requestanimationframe-for-smart-animating/ | |
// http://my.opera.com/emoller/blog/2011/12/20/requestanimationframe-for-smart-er-animating | |
// requestAnimationFrame polyfill by Erik Möller. fixes from Paul Irish and Tino Zijdel | |
// MIT license | |
(function() { | |
var lastTime = 0; | |
var vendors = ['ms', 'moz', 'webkit', 'o']; |