eduherraiz

#!/bin/bash
# Upgrade libc6 for security problem GHOST on ubuntu 11.10
# We are using the ubuntu packages from the 12.04 and installing by hand

wget http://security.ubuntu.com/ubuntu/pool/main/e/eglibc/libc-bin_2.15-0ubuntu10.10_amd64.deb
wget http://security.ubuntu.com/ubuntu/pool/main/e/eglibc/libc6_2.15-0ubuntu10.10_amd64.deb
wget http://security.ubuntu.com/ubuntu/pool/main/e/eglibc/libc-dev-bin_2.15-0ubuntu10.10_amd64.deb
wget http://security.ubuntu.com/ubuntu/pool/main/e/eglibc/libc6-dev_2.15-0ubuntu10.10_amd64.deb
dpkg -i libc-bin_2.15-0ubuntu10.10_amd64.deb
dpkg -i libc6_2.15-0ubuntu10.10_amd64.deb

glucero

#!/usr/bin/env ruby

class RubyArchive

  require 'rubygems/package'
  require 'zlib'

  attr_reader :path

  class Archive

jpetazzo

# this forces dpkg not to call sync() after package extraction and speeds up install
RUN echo "force-unsafe-io" > /etc/dpkg/dpkg.cfg.d/02apt-speedup
# we don't need and apt cache in a container
RUN echo "Acquire::http {No-Cache=True;};" > /etc/apt/apt.conf.d/no-cache

ragingwind

Backend Architectures

Twitter

ror, scala, jetty, erlang, thrift, mongrel, comet server, my-sql, memchached, varnish, kestrel(mq), starling, gizzard, cassandra, hadoop, vertica, munin, nagios, awstats

• Introduce Gizzard of Twitter - 트위터의 새로운 분산 관리 라이브러리 Gizzard를 소개합니다.
• The Architecture Twitter Uses to Deal with 150M Active Users, 300K QPS, a 22 MB/S Firehose, and Send Tweets in Under 5 Seconds
• Scaling Twitter: Making Twitter 10000 Percent Faster

petehamilton

Description

Dashing widget to show the build status of a CircleCI project.

Usage

• Get a Circle API Token from your Account Dashboard and set it in your environment as CIRCLE_CI_AUTH_TOKEN
• Add the httparty to your Gemfile and run bundle install

Then:

petehamilton

Description

Dashing widget to show the status of builds from CircleCI. Also shows the avatar of the person who is running/breaking/passing the current build.

Usage

• Get a Circle API Token from your Account Dashboard and set it in your environment as CIRCLE_CI_AUTH_TOKEN
• Add the httparty to your Gemfile and run bundle install

Then:

danielsdeleo

#!/usr/bin/env ruby

recipe_path = ARGV[0]

if recipe_path.nil?
  STDERR.puts "usage: chef-apply RECIPE_FILE"
  exit 1
end

recipe_path = File.expand_path(recipe_path)

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

fnichol

#!/usr/bin/env bash
set -e

# # Mac OS X 10.7/10.8/10.9/10.10 Bootstrapping
#
# ## Pre-requisites
#
# 1.  Set your hostname: In **System Preferences** go to **Sharing** and enter
#     the name in **Computer Name**
# 2.  Run **Software Update** and reboot if necessary

jtimberman

# This might not work on newer (than 0.10.6) versions of Chef.
# Thanks for pointing to my new gist, spkane :)
# https://gist.github.com/1040543

require 'rubygems'
require 'ohai'

o = Ohai::System.new()
o.all_plugins