ufocoder

/*******************************************
 *
 *   Javascript Magic Page
 *
 *   Author: Sergey Ivanov <xufocoder@gmail.com>
 *
 *          (\_/)
 *         (=':'=)
 *      ▀▀▀███████▀▀▀
 *         ███████

ufocoder

Javascript online books and resources

For beginners

• JavaScript Garden
• JavaScript: The Good Parts
• Mozilla Development Network / Javascript
• Modern Javascript Tutorial [ru]
• Introduction to Javascript, Hexlet.io [ru]

ufocoder

Mongodb online books, cources and resources

Official learning

• Mongodb University Cources
• MongoDB Documentation
• MongoDB Presentations
• MongoDB White Papers

3rd Party

ufocoder

function mapValues(obj, fn) {
  return Object.keys(obj).reduce((result, key) => {
    result[key] = fn(obj[key], key);
    return result;
  }, {});
}

function pick(obj, fn) {
  return Object.keys(obj).reduce((result, key) => {
    if (fn(obj[key])) {

ufocoder

module.exports = {
  createArray: (begin, end) => {
    const result = []
    for (let i = begin; i<end+1; i++){
      result.push(i)
    }
    return result
  },
  fromRoman: (_str) => {
    var str = _str.toString()

ufocoder

module Main exposing (..)

import Html exposing (..)
import Html.Events exposing (..)
import Random


main =
    Html.program
        { init = init

ufocoder

import Html exposing (Html)
import Time exposing (Time, second)


main =
  Html.program
    { init = init
    , view = view
    , update = update
    , subscriptions = subscriptions

ufocoder

-- Tuple  

("oh", ("my", (42, "god"))) -- touch the God
(("Hello", 100), ("World", 200)) -- need "Hello World 300"

((((((("Boom has been planted"))))))) -- tuple?

-- Record

myRecord = 

ufocoder

module Main exposing (..)

import Collage exposing (Form, collage, filled, move, rect)
import Color exposing (Color, rgb)
import Element exposing (toHtml)
import Html exposing (Html)
import Keyboard
import Mouse
import Random
import Time exposing (Time, millisecond)

ufocoder

const curry = (
  f, arr = []
) => (...args) => (
  a => a.length === f.length ?
    f(...a) :
    curry(f, a)
)([...arr, ...args]);