Ugarz

Reduce Practicing

const basket = [
  { "chanvre" : { "price": 23.39, "nb": 1 }},
  { "flapjack": { "price": 19.99, "nb": 2 }},
  { "farine"  : { "price": 19.99, "nb": 3 }}
];

const basket2 = [{

Ugarz

Egghead - Validation algorythm - Lesson 01

const { inc } = require('../utils')
const Maybe = require('crocks/Maybe')

// Maybe = Just x | Nothing

const safeNum = val =>
    typeof val === 'number' ? Maybe.Just(val) : Maybe.Nothing()

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Workflow to process a bunch of users

How to process users recovered from a database going down the array of users until there is no more of them.

// Act like it is a database
const users = [
    { name: "ugo", age: 28 },
    { name: "camille", age: 25 }
]

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• localhost http://localhost/mywebsite
• remote http://mywebsite.fr

Move your wordpress to localhost

Move your website parameters to new url

UPDATE wp_options
SET option_value = replace(option_value, 'http://mywebsite.fr', 'http://localhost/mywebsite')
WHERE option_name = 'home'

Ugarz

How to pipe functions in Javacript

const add = (a, b) => a + b
const dbl = (num) => num * 2
const pipe = (f, g) => (...args) => g(f(...args))
const sumThenDbl = pipe(add, dbl)
const result = sumThenDbl(2, 1) // 6

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Set data in key of value in object with javascript

Consider an simple object like so

// Build object
const obj = {}
// Add data to it
obj.data = { $: { 'myAwesomeKey': 'toto' }, _: 'myAwesomeValue' }

// Convert it to xml
const xml = xml2js(objet)

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Javascript Functions and privacy

Using Closures

Douglas Crockford’s code conventions for JavaScript recommend this pattern when privacy is important discouraging naming properties with the underscore prefix to indicate privacy.

var Person = (function() {
    function Person(name) {
        this.getName = function() {
            return name;

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Setup development environment with WSL (Windows Subsystem Linux)

I always used a unix environment to work and like it. I'm also a creative guy, sometimes I do graphism, design and don't like to switch OS to enjoy doing both. I heard of WSL and saw this as the forgotten messiah, so here a guide to install everything you will have to set up to enjoy both like me.

Process

Powershell

First we will need to activate the Windows Subsystem Linux (WSL).

1. Run powershell as admin type in terminal

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Bluebird

Use bluebird with another library

You can override another Promise from a library like node-fetch with bluebird.

var fetch = require("node-fetch");
var Bluebird = require("bluebird");

fetch.Promise = Bluebird;