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View sqrt.go
package main
import (
const round = 1000000.0
func Sqrt(x float64) float64 {
andreasvirkus / train-time-bookmarklet.js
Last active Dec 1, 2019
View train-time-bookmarklet.js
javascript:(()=>{const e=new Date,t=(e.getDate()+'').padStart(2,'0'),l=e.getMonth()+1;let n=`ääsküla/${`${e.getFullYear()}-${l}-${t}`}`;location.href=n})();
View keyboardShortcutMapper.js
onKeydown(e) {
const { toggleSidebar, next, previous } = this.props;
const keyMapping = new Map([
[ 83, toggleSidebar ], // user presses the s button
[ 37, next ], // user presses the right arrow
[ 39, previous ] // user presses the left arrow
if (keyMapping.has(e.which)) {
andreasvirkus / array.js
Created Oct 11, 2019
A collection of utility functions to manipulate arrays
View array.js
* Uses the Durstenfeld shuffle algorithm,
* a modern optimized version of the Fisher-Yates
* (aka Knuth) shuffle.
* @param {Array} Array to shuffle
* @return {Array} Shuffled array
View consoleGreeting.js
console.log('%c 👋 Salutations, hax0r.\nFeel free to look around. FYI, you\'ll have a better view of the code over at GitHub: \n', 'background: #223; color: #bada55');
View promisify.js
// Needs spread operator (... notation)
export const promisify = (fn) => {
return (...args) => {
return new Promise((resolve, reject) => {
fn(...args, (err, res) => {
if (err) return reject(err)
return resolve(res)
View password.js
* Medium-strength regex checks if the password contains 2 of:
* - lowercase alphabetical char
* - uppercase alphabetical char
* - numerical character
* - minimum of 6 characters
* Strong-strength regex checks if the password contains all of:
* - lowercase alphabetical char
* - uppercase alphabetical char
View webpackChunks.js
// See an excellent explanation over at
optimization: {
runtimeChunk: 'single',
splitChunks: {
chunks: 'all',
maxInitialRequests: Infinity,
// Default is 30kB, let's set it to 5kB
minSize: 5000,
cacheGroups: {

Extension reloader

This will watch a Chrome extension's file directory, compile a hash based on the file names and date and reload the extension/add-on when the directory undergoes changes.

Compatible with Webpack and any other type of build setup! 📦


Add the script to your extension's manifest.json

View index.html
<p>Photos by <a href="">random photographers</a> on <a href="">Unsplash</a></p>
<img lazy data-src="">
<img lazy data-src="">
<img lazy data-src="">
<img lazy data-src="">
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