jschoolcraft

Team Support

Source Code Control

git (private server)
Alternative: github

Time Tracking

Cashboard

jschoolcraft

# Run me with:
#
#   $ watchr plugins.watchr.rb

# --------------------------------------------------
# Convenience Methods
# --------------------------------------------------
def run(cmd)
  puts(cmd)
  system(cmd)

jschoolcraft

# See: http://stackoverflow.com/questions/1226302/how-to-monitor-delayedjob-with-monit/1285611

check process delayed_job with pidfile /full/path/to/app/shared/pids/delayed_job.pid  
  start program = "/bin/su - deploy_username -c 'cd /full/path/to/app/current/; RAILS_ENV=production script/delayed_job start'"
  stop program = "/bin/su - deploy_username -c 'cd /full/path/to/app/current/; RAILS_ENV=production script/delayed_job stop'"

jschoolcraft

require 'mysql2'
require 'mysql2/em'

class MysqlConnectionPool
  
  def initialize(conf)
    @pool_size = conf[:size] || 10
    @connections = []
    @query_queue = EM::Queue.new
    start_queue conf

jschoolcraft

$:.unshift(File.expand_path('./lib', ENV['rvm_path']))
require "rvm/capistrano"

# REPLACE this below with your ruby version/gemset version:  YOUR_RUBY_VERSION@YOUR_GEM_SET
set :rvm_ruby_string, 'ruby-1.9.2-p136@example_gemset'

set :use_sudo, false
set :stages, %w(production staging)
set :default_stage, "staging"
require 'capistrano/ext/multistage'

jschoolcraft

>> dates
=> [#<Date: 2011-07-01 (4911487/2,0,2299161)>, #<Date: 2011-07-20 (4911525/2,0,2299161)>]
>> Date.today - dates.map { |d| Date.today - d }.map(&:to_f).inject { |sum, diff| sum + diff } / dates.length
=> #<Date: 2011-07-10 (2455753.0,0,2299161)>
>> 

jschoolcraft

#!/usr/bin/ruby

require 'stringio'

module AB
  class Response
    class << self
      def parse_string(string)
        new.tap {|res| res.parse_string(string) }
      end

jschoolcraft

# redMine - project management software
# Copyright (C) 2008  Jean-Philippe Lang
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of

jschoolcraft

• Marshaling AR objects: dangerous if internal structure of AR object changes with Rails change

Relaxing consistency requirements

• Is it ok for users to see slightly older data?

Configuring

• Initializer that loads yaml file that loads different connections per Rails environtment

jschoolcraft

Confident Code

timid code

• Randomly mixes input gathering, error handling, and business logic
• imposes cognitive load on the reader

confident code

• no digressions