Skip to content

Instantly share code, notes, and snippets.

View revans's full-sized avatar
🤠
Building Empires

Robert Evans revans

🤠
Building Empires
View GitHub Profile
# MODEL
class Case < ActiveRecord::Base
include Eventable
has_many :tasks
concerning :Assignment do
def assign_to(new_owner:, details:)
transaction do
module ObjectDiagnostics
extend self
#This is handy when you want to determine what types of objects are contributing to memory bloat
#returns the change in object counts since the last time this method was called
def change_in_object_counts
#this will start all counts at 0 for the initial run
@previous_counts ||= Hash.new(0)
# /etc/init/project-web-reload.conf
pre-start script
initctl restart project-web
sleep 15
end script
exec /usr/local/rvm/bin/default_bluepill restart
@revans
revans / chat.rb
Created May 1, 2013 21:41 — forked from rkh/chat.rb
# coding: utf-8
require 'sinatra'
set server: 'thin', connections: []
get '/' do
halt erb(:login) unless params[:user]
erb :chat, locals: { user: params[:user].gsub(/\W/, '') }
end
get '/stream', provides: 'text/event-stream' do
# Some good references are:
# http://russbrooks.com/2010/11/25/install-postgresql-9-on-os-x
# http://www.paolocorti.net/2008/01/30/installing-postgis-on-ubuntu/
# http://postgis.refractions.net/documentation/manual-1.5/ch02.html#id2630392
#1. Install PostgreSQL postgis and postgres
brew install postgis
initdb /usr/local/var/postgres
pg_ctl -D /usr/local/var/postgres -l /usr/local/var/postgres/server.log start
#!/usr/bin/env ruby
=begin
= Geographic Searches With Postgres's Earthdistance and Cube Extensions
This program shows how to easily create a Postgres database that uses the Cube
and Earthdistance extensions to perform fast queries on geographic data.
Briefly, the problem this code solves is "show me all places within 50
kilometers of New York City."
# see https://github.com/thomasjbradley/signature-pad for more details
instructions = JSON.load(data).map { |h| "line #{h['mx']},#{h['my']} #{h['lx']},#{h['ly']}" } * ' '
system "convert -size 198x55 xc:transparent -stroke blue -draw '#{instructions}' signature.png"
# Author:: Adam Jacob <adam@opscode.com>
# Author:: Joshua Timberman <joshua@opscode.com>
#
# Copyright 2009-2010, Opscode, Inc
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
require 'test_helper'
shared_examples_for 'An Adapter' do
describe '#read' do
before do
@adapter.write(@key = 'whiskey', @value = "Jameson's")
end
it 'reads a given key' do
@adapter.read(@key).must_equal(@value)
@revans
revans / active_record_test_helper.rb
Created December 3, 2012 17:04 — forked from tenderlove/.rspec
Active Record Spec Helper - Loading just active record
require 'active_record'
# MiniTest Version
connection_info = YAML.load_file("config/database.yml")["test"]
ActiveRecord::Base.establish_connection(connection_info)
class MiniTest::Spec
after(:each) do
ActiveRecord::Base.subclasses.each(&:delete_all)
end