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@daliborgogic
daliborgogic / delay.js
Created December 16, 2016 15:26
Node.js Async/Await delay
'use strict'
const timeout = ms => new Promise(res => setTimeout(res, ms))
function convinceMe (convince) {
let unixTime = Math.round(+new Date() / 1000)
console.log(`Delay ${convince} at ${unixTime}`)
}
async function delay () {
@magician11
magician11 / currency-conversion.html
Last active December 30, 2022 02:57
How To Create Your Own Currency Conversion App
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Currency Conversion</title>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u"
crossorigin="anonymous">
@magician11
magician11 / headless-chrome.js
Last active August 12, 2020 13:03
How to grab the page source from any dynamically generated webpage and then process it .
const CDP = require('chrome-remote-interface');
const chromeLauncher = require('chrome-launcher');
const cheerio = require('cheerio');
(async function() {
const launchChrome = () =>
chromeLauncher.launch({ chromeFlags: ['--disable-gpu', '--headless'] });
const chrome = await launchChrome();
const protocol = await CDP({ port: chrome.port });
@jofftiquez
jofftiquez / firebase-admin-multi-apps-init-ES6.md
Last active January 8, 2025 21:17
Firebase admin - how to initialise multiple applications in ES6 nodejs.

Firebase Admin Multi App Initialization - ES6

This is a snippet that uses firebase's firebase-admin to initialize multiple firebase projects in one admin application.

ES5 version

Using ES6

import 'firebase';
@magician11
magician11 / front-end.js
Last active August 2, 2017 21:36
How To Use jQuery To Post A CSV File To A Node.js Server
// using jQuery
$("#2020data").submit(function(e) {
$.ajax({
url: "https://e0d92634.ngrok.io/test",
type: "POST",
data: new FormData(this),
processData: false,
contentType: false
});
@umidjons
umidjons / youtube-dl-download-audio-only-on-best-quality.md
Last active September 9, 2025 12:59
Download Audio from YouTube with youtube-dl

Download Audio from YouTube

-i - ignore errors

-c - continue

-t - use video title as file name

--extract-audio - extract audio track

@ipepe
ipepe / install-chrome-headless.sh
Last active February 10, 2025 16:14
Installing headless chrome on Ubuntu.
#!/bin/bash
# from https://chromium.woolyss.com/
# and https://gist.github.com/addyosmani/5336747
# and https://chromium.googlesource.com/chromium/src/+/lkgr/headless/README.md
sudo apt-get update
sudo apt-get install software-properties-common
sudo add-apt-repository ppa:canonical-chromium-builds/stage
sudo apt-get update
sudo apt-get install chromium-browser
chromium-browser --headless --no-sandbox http://example.org/
@magician11
magician11 / config.js
Last active December 2, 2017 14:03
How to send an email from Node.js using Gmail
module.exports = {
email: {
address: '[email protected]',
password: 'clever-password'
}
};
@magician11
magician11 / my-domain.com.conf
Last active January 19, 2018 19:42
How to add pre and post hooks for Certbot automatic renewals running Nginx
# renew_before_expiry = 30 days
version = 0.19.0
archive_dir = /etc/letsencrypt/archive/my-domain.com
cert = /etc/letsencrypt/live/my-domain.com/cert.pem
privkey = /etc/letsencrypt/live/my-domain.com/privkey.pem
chain = /etc/letsencrypt/live/my-domain.com/chain.pem
fullchain = /etc/letsencrypt/live/my-domain.com/fullchain.pem
# Options used in the renewal process
[renewalparams]
@magician11
magician11 / tweetnacl-test.js
Last active January 8, 2020 21:27
How to encrypt and decrypt a message with TweetNaCl.js
const tweetnacl = require('tweetnacl'); // https://github.com/dchest/tweetnacl-js
tweetnacl.util = require('tweetnacl-util'); // https://github.com/dchest/tweetnacl-util-js
// utility function to display the Uint8Array
const asciiArmored = arr => tweetnacl.util.encodeBase64(arr);
// generate the key to encrypt a message
const secretKey = tweetnacl.randomBytes(32);
console.log(`secret key: ${asciiArmored(secretKey)}`);