shnigi

// UTILITY
const cars = [
  { type: 'mazda',  driven: 14020, active: true },
  { type: 'volvo',  driven: 404324, active: false },
  { type: 'nissan', driven: 135223, active: true }
];

// MAP FUNCTIONS
const shnigimap = (arr, mapfunc) => {
  const resultArray = [];

drazendee

Robot Uprising - Microsoft Azure

Activate Azure

You can activate a free Microsoft Azure account at http://azure.com/free

For the purpose of the hackathon, we're providing you with free Azure Pass codes worth 100$ and valid for 30-days.

Activate your Azure Pass

bradtraversy

Node.js Deployment

Steps to deploy a Node.js app to DigitalOcean using PM2, NGINX as a reverse proxy and an SSL from LetsEncrypt

1. Sign up for Digital Ocean

If you use the referal link below, you get $10 free (1 or 2 months) https://m.do.co/c/5424d440c63a

2. Create a droplet and log in via ssh

I will be using the root user, but would suggest creating a new user

JeremyIglehart

How to create a new user and remove the pi user on a Raspberry Pi

Note: This has been tested in Rasbian Buster released on 2019-06-20

Important: replace jeremy below with whatever username you'd like as your new user.

1. sudo adduser jeremy
   • You will be asked to enter a password
   • When filling out basic information about the user, you may leave it blank

JamieMason

Pluck Unique Values from Array of Javascript Objects

Implementation

const pluck = key => array => Array.from(new Set(array.map(obj => obj[key])));

Usage

JamieMason

Group Array of JavaScript Objects by Key or Property Value

Implementation

const groupBy = key => array =>
  array.reduce((objectsByKeyValue, obj) => {
    const value = obj[key];
    objectsByKeyValue[value] = (objectsByKeyValue[value] || []).concat(obj);
    return objectsByKeyValue;

woltage

## Y-Tunnukseen perustuva domainejen haku (.fi)

## Esimerkki: getdomains 1093944-1 # MTV Oy
# Laita tämä .bashrc tai .zshrc

# Käyttöesimerkkejä:

# Looppaa Y-tunnuksetn kaikki domainit läpi ja tee kysely
# for i in $(getdomains 1093944-1); do echo $i && host -t cname www.$i; done

pierrejoubert73

How to add a collapsible section in markdown

1. Example

Click me

Heading

1. Foo
2. Bar
   • Baz

• Qux

tuxfight3r

#!/usr/bin/python

import socket	#for sockets
import sys	#for exit

try:
	#create an AF_INET, STREAM socket (TCP)
	s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
except socket.error, msg:
	print 'Failed to create socket. Error code: ' + str(msg[0]) + ' , Error message : ' + msg[1]

martinrisseeuw

<template>
  <div id="map" class="map">
    <div class="button-bar">
      <button v-on:click="addMapLayer()">terrain</button>
    </div>
  </div>
</template>

<script>