Integralist

const flattenTco = ([first, ...rest], accumulator) => 
  (first === undefined)
    ? accumulator
    : (Array.isArray(first))
      ? flattenTco([...first, ...rest])
      : flattenTco(rest, accumulator.concat(first))
  
const flatten = (n) => flattenTco(n, []);
  
console.log(flatten([[1,[2,[[3]]]],4,[5,[[[6]]]]]))

katowulf

var app = angular.module('app', ['firebase']);

app.controller('ctrl', function($scope, $pageArray) {
  $scope.pageItems = $pageArray(ref, 'number');
});

app.factory('$pageArray', function($firebaseArray) {
  return function(ref, field) {
    // create a Paginate reference
    var pageRef = new Firebase.util.Paginate(ref, field, {maxCacheSize: 250});

p3t3r67x0

Styling native elements

Native HTML controls are a challenge to style. You can style any element in the web platform that uses Shadow DOM with a pseudo element ::pseudo-element or the /deep/ path selector.

video::webkit-media-controls-timeline {
  background-color: lime;
}

video /deep/ input[type=range] {

paulmelnikow

/**
 * A mixin which helps you to add depth to elements according to the Google Material Design spec:
 * http://www.google.com/design/spec/layout/layout-principles.html#layout-principles-dimensionality
 *
 * Please note that the values given in the specification cannot be used as is. To create the same visual experience
 * the blur parameter has to be doubled.
 *
 * Adapted from a LESS version at https://medium.com/@Florian/freebie-google-material-design-shadow-helper-2a0501295a2d
 *
 * Original Author: Florian Kutschera (@gefangenimnetz), Conceptboard GmbH (@conceptboardapp)

mscdex

var express = require('express'),
    app = express(),
    cookieParser = require('cookie-parser'),
    session = require('express-session'),
    RedisStore = require('connect-redis')(session);

app.use(express.static(__dirname + '/public'));
app.use(function(req, res, next) {
  if (~req.url.indexOf('favicon'))
    return res.send(404);

Albert-IV

function saveRecord(record, args, cb) {
  record.save(function(e) {

    if (e && e.message == "VersionError: No matching document found.") {
      recordModel.findById(record._id, function(e, newRecord) {
        if(e) return cb(e);
        reSaveRecord(record, newRecord, cb);
      });
    }

scragg0x

<?php

/* Usage Example
$save_handler = new MyRedisSessionModule();
$save_handler->save_path = "tcp://127.0.0.1:6379?weight=1";
session_set_save_handler($save_handler, true);
*/

class MyRedisSessionModule implements SessionHandlerInterface {
    /**

umidjons

Normalize $_FILES array when uploading multiple files

When uploading multiple files, the $_FILES variable is created in the form:

Array
(
    [name] => Array
        (
            [0] => foo.txt

cou929

function retry(isDone, next) {
    var current_trial = 0, max_retry = 50, interval = 10, is_timeout = false;
    var id = window.setInterval(
        function() {
            if (isDone()) {
                window.clearInterval(id);
                next(is_timeout);
            }
            if (current_trial++ > max_retry) {
                window.clearInterval(id);

mshafrir

{
    "AL": "Alabama",
    "AK": "Alaska",
    "AS": "American Samoa",
    "AZ": "Arizona",
    "AR": "Arkansas",
    "CA": "California",
    "CO": "Colorado",
    "CT": "Connecticut",
    "DE": "Delaware",