igorjs

{
  // http://eslint.org/docs/rules/

  "ecmaFeatures": {
    "binaryLiterals": false,                    // enable binary literals
    "blockBindings": false,                     // enable let and const (aka block bindings)
    "defaultParams": false,                     // enable default function parameters
    "forOf": false,                             // enable for-of loops
    "generators": false,                        // enable generators
    "objectLiteralComputedProperties": false,   // enable computed object literal property names

igorjs

// snippet taken from http://catapulty.tumblr.com/post/8303749793/heroku-and-node-js-how-to-get-the-client-ip-address
function getClientIp(req) {
  var ipAddress;
  // The request may be forwarded from local web server.
  var forwardedIpsStr = req.header('x-forwarded-for'); 
  if (forwardedIpsStr) {
    // 'x-forwarded-for' header may return multiple IP addresses in
    // the format: "client IP, proxy 1 IP, proxy 2 IP" so take the
    // the first one
    var forwardedIps = forwardedIpsStr.split(',');

igorjs

const Promise = require('bluebird');
const React = require('react');
const superagent = require('superagent');
const assign = require('lodash/object/assign');
const isArray = require('lodash/lang/isArray');
const isFunction = require('lodash/lang/isFunction');
const isObject = require('lodash/lang/isArray');
const isString = require('lodash/lang/isString');

const log = require('debug')('component:await');

igorjs

//@flow
import { createStore, applyMiddleware } from 'redux';
import storage from 'redux-persist/lib/storage'
import { composeWithDevTools } from 'redux-devtools-extension';
import { persistStore, persistReducer } from 'redux-persist';
import thunk from 'redux-thunk';
import reducer from 'reducers';

import { createOffline } from '@redux-offline/redux-offline';
import offlineConfig from '@redux-offline/redux-offline/lib/defaults/index';

igorjs

Docker Scripts to Simplify Setup with Couchbase

igorjs

definitions:
  caches:
    poetry-path: /root/.poetry
    poetry-venv: /root/.cache/pypoetry/virtualenvs

  steps:
    - step: &step-37
        image: python:3.7
        caches:
          - poetry-path

igorjs

What I Wish I'd Known About Equity Before Joining A Unicorn

Disclaimer: This piece is written anonymously. The names of a few particular companies are mentioned, but as common examples only.

This is a short write-up on things that I wish I'd known and considered before joining a private company (aka startup, aka unicorn in some cases). I'm not trying to make the case that you should never join a private company, but the power imbalance between founder and employee is extreme, and that potential candidates would

igorjs

React - Functional error boundaries

Thanks to React hooks you have now happily turned all your classes into functional components.

Wait, all your components? Not quite. There is one thing that can still only be implemented using classes: Error boundaries.

There is just no functional equivalent for componentDidCatch and deriveStateFromError yet.

Proposed solution

igorjs

// scraped from https://mariadb.com/kb/en/mariadb/documentation/sql-language-structure/mariadb-error-codes/
//
module.exports = [
  [
    "1000",
    "HY000",
    "ER_HASHCHK",
    "hashchk"
  ],
  [

igorjs

Node.JS best practices and conventions

This is not about JS style

Advice: if you have style guide / policy, apply it automatically ( in the editor or git hook ) https://github.com/jshint/fixmyjs

Collection of (mostly) JS styles (pick one you like or write another one if none fits you)

• list of lists: http://www.jstherightway.org/