rcugut

DEPRECATED as of macOS 10.13 (High Sierra). See the new GUIDE to install nvm and yarn for macOS (updated July 2019)

Fixing npm On Mac OS X for Homebrew Users

Installing node through Homebrew can cause problems with npm for globally installed packages. To fix it quickly, use the solution below. An explanation is also included at the end of this document.

Solution

This solution fixes the error caused by trying to run npm update npm -g. Once you're finished, you also won't need to use sudo to install npm modules globally.

gaearon

// connect() is a function that injects Redux-related props into your component.
// You can inject data and callbacks that change that data by dispatching actions.
function connect(mapStateToProps, mapDispatchToProps) {
  // It lets us inject component as the last step so people can use it as a decorator.
  // Generally you don't need to worry about it.
  return function (WrappedComponent) {
    // It returns a component
    return class extends React.Component {
      render() {
        return (

abhiaiyer91

Redux Selector Pattern

Imagine we have a reducer to control a list of items:

function listOfItems(state: Array<Object> = [], action: Object = {}): Array<Object> {
  switch(action.type) {
    case 'SHOW_ALL_ITEMS':
      return action.data.items
    default:

arackaf

import { observable, computed, toJS } from 'mobx';
import { observer } from "mobx-react";

import BookSearch from './bookSearch';

class Book {
    @observable selected = false;
    toggle = () => this.selected = !this.selected;

    constructor(book){

nweldev

write-host "`n  ## NODEJS INSTALLER ## `n"

### CONFIGURATION

# nodejs
$version = "4.4.7-x64"
$url = "https://nodejs.org/dist/latest-v4.x/node-v$version.msi"

# git
$git_version = "2.9.2"

ryanflorence

<script>
  window.Promise || document.write('<script src="https://unpkg.com/[email protected]/dist/es6-promise.min.js"><\/script>');
  window.fetch || document.write('<script src="https://unpkg.com/[email protected]/fetch.js"><\/script>');
</script>

wsargent

Windows 10 Development Environment for Scala

This is a guide for Scala and Java development on Windows, using Windows Subsystem for Linux, although a bunch of it is applicable to a VirtualBox / Vagrant / Docker subsystem environment. This is not complete, but is intended to be as step by step as possible.

Harden Windows 10

Read the entire Decent Security guide, and follow the instructions, especially:

• Set UAC to full
• Enable Drive Encryption

spemer

/* Customize website's scrollbar like Mac OS
Not supports in Firefox and IE */

/* total width */
body::-webkit-scrollbar {
    background-color: #fff;
    width: 16px;
}

/* background of the scrollbar except button or resizer */

a1mersnow

window.onload = function () {
  let names = Object.getOwnPropertyNames(window)

  names = names.filter(x => !x.match(/^on/))
  names = names.filter(x => !x.match(/^webkit|^WebKit/))

  /**
   * ---------------------------------- WHATWG ---------------------------------------
   */
  {

gaearon

const express = require('express');
const app = express();

// Application
app.get('/', function(req, res) {
  if (process.env.NODE_ENV === 'development') {
    for (var key in require.cache) {
      delete require.cache[key];
    }      
  }