kneath

Hack on github.com with me

Thanks everyone! I've got enough leads for the time being.

jameslafa

ActiveAdmin.register Project do

  # Don't forget to add the image attribute (here thumbnails) to permitted_params
  controller do
    def permitted_params
      params.permit project: [:title, :summary, :description, :thumbnail, :date, :url, :client_list, :technology_list, :type_list]
    end
  end

  form do |f|

dergachev

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application:

afair

==========================================          ==========================================
             TMUX COMMAND                                        WINDOW (TAB)
==========================================          ==========================================

List    tmux ls                                     List         ^b w
New          new -s <session>                       Create       ^b c
Attach       att -t <session>                       Rename       ^b , <name>
Rename       rename-session -t <old> <new>          Last         ^b l               (lower-L)
Kill         kill-session -t <session>              Close        ^b &

jboner

Latency Comparison Numbers (~2012)
----------------------------------
L1 cache reference                           0.5 ns
Branch mispredict                            5   ns
L2 cache reference                           7   ns                      14x L1 cache
Mutex lock/unlock                           25   ns
Main memory reference                      100   ns                      20x L2 cache, 200x L1 cache
Compress 1K bytes with Zippy             3,000   ns        3 us
Send 1K bytes over 1 Gbps network       10,000   ns       10 us
Read 4K randomly from SSD*             150,000   ns      150 us          ~1GB/sec SSD

bhenerey

In a perfect world, where things are done well, not just quickly, I would expect to find the following when joining the company:

Documentation

• Accurate / up-to-date systems architecture diagram

• Accurate / up-to-date network diagram

• Out-of-hours support plan

• Incident management plan

twohlix

<?php
header("content-type: text/xml");
echo "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";

function randomResponseString(){
  $responses = array( 'Sup wid it?', 'Helloooooooooooooo',
    'Noob Noob Noob Noob', 'Let the Base Cannon Kick It: wub wub wub wub',
    'A horse passes behind you', 'Help I am stuck in an apartment buzzer factory. Please send help!',
    'Skynet became self aware at '.date('g h A').' today.', 'Access Denied',
    'I will grant you access if you spin around 3 times! Go on. Do it. Hooray',

netmute

Game of Life

An implementation of Conway's Game of Life in 140 characters of Ruby.

Author

Created by Simon Ernst (@sier).

aemkei

            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
                    Version 2, December 2004

 Copyright (C) 2011 YOUR_NAME_HERE <YOUR_URL_HERE>

 Everyone is permitted to copy and distribute verbatim or modified
 copies of this license document, and changing it is allowed as long
 as the name is changed.

            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE

emachnic

# ey-cloud-recipes/cookbooks/redis-yml/recipes/default.rb

if ['app_master', 'app'].include?(node[:instance_role])
  redis_instance = node['utility_instances'].find { |instance| instance['name'] == 'redis' }
  
  if redis_instance
    node[:applications].each do |app, data|
      template "/data/#{app}/shared/config/redis.yml"do
        source 'redis.yml.erb'
        owner node[:owner_name]