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Aaron Graves agraves

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@agraves
agraves / Rakefile
Created October 1, 2012 17:21
Regain control over default Rake task from Rspec
# Add your own tasks in files placed in lib/tasks ending in .rake,
# for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
require File.expand_path('../config/application', __FILE__)
require 'rake'
require 'rake/testtask'
Web::Application.load_tasks
Rake::TestTask.new do |t|
@agraves
agraves / .vimrc
Created July 17, 2012 16:02
.vimrc
set tabstop=2
set shiftwidth=2
set expandtab
set ai
syntax on
set ruler
set smarttab
nnoremap <F7> :call TogglePasteMode()<CR>
inoremap <F7> <ESC><F7>
function TogglePasteMode ()
@agraves
agraves / date_ranges.sql
Created May 30, 2012 21:45
Date range overlaps
-- Calculate the number of days within a range overlapped by an arbitrary number of other ranges.
SELECT
COUNT(active_day),
action_id
FROM (
SELECT
DISTINCT(
GENERATE_SERIES(
start_at,
@agraves
agraves / foos_controller.rb
Created May 29, 2012 21:05
Controller with & without before filters
# With before filter
class FoosController < ApplicationController
before_filter :find_foo, :only => [:edit, :show, :update]
def create
end
def edit
end
@agraves
agraves / application_controller.rb
Created May 25, 2012 22:40
Profile a controller action
# ApplicationController
# Source: http://stackoverflow.com/questions/31320/how-to-profile-a-rails-controller-action
around_filter :profile if Rails.env.development?
def profile
if params[:profile] && result = RubyProf.profile { yield }
out = StringIO.new
RubyProf::GraphHtmlPrinter.new(result).print out, :min_percent => 0
self.response_body = out.string
@agraves
agraves / divio_test.py
Created April 20, 2012 21:56
optimized back-end for divio test
#!/usr/bin/python
def is_user_good_enough(username):
return False
@agraves
agraves / squelch_asset_pipeline.rb
Created April 16, 2012 18:13
Squelch Asset Pipeline
# config/initializers/squelch_asset_pipeline.rb
if Rails.env.development?
Rails::Rack::Logger.class_eval do
def call_with_quiet_assets(env)
previous_level = Rails.logger.level
Rails.logger.level = Logger::ERROR if env['PATH_INFO'].index("/assets/") == 0
call_without_quiet_assets(env).tap do
Rails.logger.level = previous_level
end
@agraves
agraves / example.rb
Created April 10, 2012 03:32
Blitz.io confirmation page
# Assuming you have high-voltage installed
# routes.rb
match 'long-blitz-string' => 'pages#forty_two'
# app/controllers/pages_controller.rb
def forty_two
'42'
end
- create_table "book_authors", :force => true do |t|
+ create_table "book_authors", :id => false, :force => true do |t|
+ t.integer "id", :null => false
@agraves
agraves / surprise.rb
Created February 7, 2012 22:48
surprise
# incorrect
describe 'foo' do
it 'should bar' do
@foo = Factory(:foo)
@foo.bar
@foo.should_receive :bar # wrong
end
end
# correct