Ugarz

IIFE

(function () {
   console.log('bonjour')
}) ();

Named IIFE

(showName = function (name) {

Ugarz

Prototypal pattern

Let's say I want a provider to request a file

// Create the Provider
const Provider = function(datas) {
    if(!datas || !datas.provider) console.warn('Nope, need a provider')
    const { provider } = datas;
    this.provider = provider;
}

Ugarz

Module pattern in javascript

module.exports = (params) => {
    // create SOAP client with params
    const soapClient = easysoap.createClient(params);
    return {
        request: function(json) {
            // convert json to xml
 soapClient.call(soapXML);

Ugarz

Getting Started with NPM (as a developer)

If you haven't already set your NPM author info, now you should:

npm set init.author.name "Your Name"
npm set init.author.email "you@example.com"
npm set init.author.url "http://yourblog.com"

npm adduser

Ugarz

Thoughts on javascript Async / Await

Some thoughts and playing around Async / Await with Javascript.

// Basic function setting name to this object
function _setName(name){
    this.name = name
}

Ugarz

Basic image manipulation with base64

var fs = require('fs');

function base64_encode(file) {
    console.time('encoding')
    var bitmap = fs.readFileSync(file);
    var result =  new Buffer(bitmap).toString('base64');
 console.timeEnd('encoding')

Ugarz

Simple image resizer with node

For more api, see here

const fs = require('fs');
const gm = require('gm');

gm('id.jpg')
.toBuffer('JPG', function (err, buffer) {
 if (err) return console.error(err);

Ugarz

Discover the advanced templating function with lodash

Moar informations here at the Lodash documentation

Create a file index.js and copy paste it. Do not forget to

npm init -y &&
npm i lodash fs nodemon -D

Paste this into the index.js

Ugarz

Simple Slugy for strings

function slugify(text) {
  return text.toString().toLowerCase()
    .replace(/\s+/g, '-')           // Replace spaces with -
    .replace(/[^\w\-]+/g, '')       // Remove all non-word chars
    .replace(/\-\-+/g, '-')         // Replace multiple - with single -
    .replace(/^-+/, '')             // Trim - from start of text
 .replace(/-+$/, ''); // Trim - from end of text

Ugarz

Get a file extension simply, no regex

Full credits to this thread

const getFileExtension = (filename) => {
  const splitedName = filename.split('.');
  console.log(splitedName) // [ 'fileblabla', 'pdf' ]
  if (splitedName.length === 1 || (splitedName[0] === '' && splitedName.length === 2)) {
 return '';