stefaneng

echo '[{"key": 1}, {"key": 2}, {"key": 1}]' | jq 'group_by (.key)[] | {key: .[0].key, length: length}'

seigel

Effective Engineer - Notes

• By Edmond Lau
• Highly Recommended 👍
• http://www.theeffectiveengineer.com/

What's an Effective Engineer?

• They are the people who get things done. Effective Engineers produce results.

Adopt the Right Mindsets

korayal

var dgram = require('dgram');

sendUDPMessage("10.1.2.3", 1234, Buffer("Release The Kraken!"));

function sendUDPMessage(targetIP, targetPORT, message){

  var client = dgram.createSocket("udp4");

  client.on('error', function(e) {
      throw e;

mshafrir

{
    "AL": "Alabama",
    "AK": "Alaska",
    "AS": "American Samoa",
    "AZ": "Arizona",
    "AR": "Arkansas",
    "CA": "California",
    "CO": "Colorado",
    "CT": "Connecticut",
    "DE": "Delaware",

nicolasblanco

# Sprinkle setup script for our CI server (Ruby 1.9/Git/PostgreSQL/nginx reverse proxy)
#
package :build_essential do
  description 'Build tools'
  apt 'build-essential' do
    # Update the sources and upgrade the lists before we build essentials
    pre :install, ['aptitude update', 'aptitude safe-upgrade', 'aptitude full-upgrade']
  end
end