deden

// $ cat .eslintrc.js 
module.exports = {
    'env': {
        'browser': true,
        'meteor': true,
        'node': true,
        'es6': true
    },
    'extends': 'eslint:recommended',
    'parserOptions': {

deden

// returns: undefined
// explanation: an empty block with an implicit return
((name) => {})() 

// returns: 'Hi Jess'
// explanation: no block means implicit return
((name) => 'Hi ' + name)('Jess')

// returns: undefined
// explanation: explicit return required inside block, but is missing.

deden

sublime ~/.bash_profile
Add this line 
PS1="\W 🔥 "

deden

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

---

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

---

deden

Verifying myself: My Bitcoin username is +deden. https://onename.io/deden