kolosek

# lib/tasks/db.rake
namespace :db do

  desc "Dumps the database to db/APP_NAME.dump"
  task :dump => :environment do
    cmd = nil
    with_config do |app, host, db, user|
      cmd = "pg_dump --host #{host} --username #{user} --verbose --clean --no-owner --no-acl --format=c #{db} > #{Rails.root}/db/#{app}.dump"
    end
    puts cmd

kolosek

# Installing librets in Ubuntu 14.04 can actually be fairly painless.  Took me half an hour.
# I followed the instructions found at https://gist.github.com/sarkis/4472012 and made some modifications to keep it current.

cd ~/; mkdir src; cd src # or go to whatever folder you want to build source from
sudo apt-get update && sudo apt-get install build-essential
sudo apt-get install ruby-dev libexpat1-dev libcurl3-dev libboost-dev libboost-filesystem-dev antlr antlr3 libantlr-dev swig libboost-program-options-dev python-dev

# Swig preskociti
Download swig latest, unpack, read install file inside, and install
https://github.com/swig/swig/releases

kolosek

=Navigating=
    visit('/projects')
    visit(post_comments_path(post))

=Clicking links and buttons=
    click_link('id-of-link')
    click_link('Link Text')
    click_button('Save')
    click('Link Text') # Click either a link or a button
    click('Button Value')

kolosek

module Excel
  module Formulas  
    def pmt(rate, nper, pv, fv=0, type=0)
      ((-pv * pvif(rate, nper) - fv ) / ((1.0 + rate * type) * fvifa(rate, nper)))
    end

    def ipmt(rate, per, nper, pv, fv=0, type=0)
      p = pmt(rate, nper, pv, fv, 0);
      ip = -(pv * pow1p(rate, per - 1) * rate + p * pow1pm1(rate, per - 1))
      (type == 0) ? ip : ip / (1 + rate)