edgar

# SSL self signed localhost for rails start to finish, no red warnings. 

# 1) Create your private key (any password will do, we remove it below)

$ openssl genrsa -des3 -out server.orig.key 2048


# 2) Remove the password

$ openssl rsa -in server.orig.key -out server.key

edgar

#!/bin/sh

# Some things taken from here
# https://github.com/mathiasbynens/dotfiles/blob/master/.osx

# Set the colours you can use
black='\033[0;30m'
white='\033[0;37m'
red='\033[0;31m'
green='\033[0;32m'

edgar

- http://www.coffeepowered.net/2009/06/13/fine-tuning-your-garbage-collector/
- http://snaprails.tumblr.com/post/241746095/rubys-gc-configuration

  article’s settings:                                     ("spec spec" took 17-23!sec)
	export RUBY_HEAP_MIN_SLOTS=1250000
	export RUBY_HEAP_SLOTS_INCREMENT=100000
	export RUBY_HEAP_SLOTS_GROWTH_FACTOR=1
	export RUBY_GC_MALLOC_LIMIT=30000000
	export RUBY_HEAP_FREE_MIN=12500

edgar

Life and death of Unicorns

The introduction of our Unicorn management tool, Polycorn.

Photo by Protohiro from Flickr

At Fotopedia, we use Unicorn to serve our main Rails application. Every day, we restart our application several times, spawning and killing hundred of Unicorns. Managing graceful restarts is a complex task, and requires careful monitoring and command. This article introduces our tool Polycorn, a Unicorn management program.

[[MORE]]

edgar

#!/bin/bash
#
# DESCRIPTION:
#
#   Set the bash prompt according to:
#    * the ruby version
#    * the branch/status of the current git repository
#    * the branch of the current subversion repository
#    * the return value of the previous command
#

edgar

#!/usr/bin/env ruby
# encoding: UTF-8

ARGV.reject! { |path| !File.file?(path) }
(puts DATA.read.gsub("$0", File.basename($0)); exit 1) if ARGV.empty?

ARGV.each do |path|
  ls = IO.readlines(path)
  ix = ls[0] !~ /^#!/ ? 0 : 1
  next if ls[ix] =~ /#.*?coding\s*[:=]\s*\S/

edgar

require 'rbconfig'

# Based on a script at:
#   http://stackoverflow.com/questions/891537/ruby-detect-number-of-cpus-installed
class CpuCounter
  def self.count
    new.count
  end

  def count

edgar

h1. Sublime Text 2 - Useful Shortcuts (Mac OS X)

h2. General

| *⌘T* | go to file |
| *⌘⌃P* | go to project |
| *⌘R* | go to methods |
| *⌃G* | go to line |
| *⌘KB* | toggle side bar |
| *⌘⇧P* | command prompt |

edgar

# RSpec matcher to spec delegations.
#
# Usage:
#
#     describe Post do
#       it { should delegate(:name).to(:author).with_prefix } # post.author_name
#       it { should delegate(:month).to(:created_at) }
#       it { should delegate(:year).to(:created_at) }
#     end

edgar

# lvalue slicing of Hashes
# hash = {foo: 1, bar: 2, baz: 3}
# hash[:foo, :bar] == [1, 2]
#
# hash[:foo, 3] = 6,7
# hash == {foo: 6, bar: 2, baz: 3, 3 => 7}
#
# strange enough, I haven't noticed any slowdown on rails startup.
class Hash
  alias oldbracket []