MyExperiments

#!/bin/sh
### BEGIN INIT INFO
# Provides:          unicorn
# Required-Start:    $local_fs $remote_fs
# Required-Stop:     $local_fs $remote_fs
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: unicorn initscript
# Description:       unicorn
### END INIT INFO

MyExperiments

Tar
===
tar -cvf output.tar file1 file2 folder1/

Restore Tar
===========
tar -xvf output.tar

options
--------

MyExperiments

Create dump
------------
pg_dump database_name > pgdumpfile.sql

Create dump and compress
------------------------
pg_dump database_name | gzip -c > pgdumpfile.sql.gz

MyExperiments

Installation
============
Install PostgreSQL:
-------------------
 - sudo apt-get install postgresql

Install GUI Administration application:
---------------------------------------
 - sudo apt-get install pgadmin3
Install PHP based Web Administration site (like phpMyAdmin for MySQL database):

MyExperiments

require File.expand_path('../boot', __FILE__)

require 'rails/all'

Bundler.require(:default, Rails.env)

module TestApplication
  class Application < Rails::Application
    #add the lib folder to autoload path
    config.autoload_paths += %W(#{config.root}/lib/assets/ #{config.root}/lib/)

MyExperiments

class DynamicAttrAccessor
  def initialize(hash)
    hash.each do |k,v|
      if v.is_a?(Hash)
        set_attr_accessor(k.to_s, self.class.new(v))
      else
        set_attr_accessor(k.to_s, v)
      end
    end
  end

MyExperiments

require 'ostruct'

def deep_ostruct(hash)
  if hash
    hash.each do |k,v|
      hash["#{k}"] = deep_ostruct(v) if v.is_a?(Hash)
    end
  end
  OpenStruct.new(hash)
end