Get node's parent element with Capybara

Add in Gemfile:

group :development, :test do
  gem 'rspec-rails'
  gem 'spork-rails'
end

group :test do
  gem 'capybara'
  gem 'database_cleaner'
  gem 'email_spec'
  gem 'poltergeist'
  gem 'launchy'
  gem 'selenium-webdriver'
end

Run ...

NVM provides you more convenient way to manage and set up your Javascript(Node.js) environment.

First install NVM, note git must be installed on your sistem:
^
git clone https://github.com/creationix/nvm.git ~/.nvm && cd ~/.nvm && git check...

To install nginx with txid module

install nginx-full package:

sudo apt-get install nginx-full

download last nginx source:

wget http://nginx.org/download/nginx-1.9.9.tar.gz

examine what ...

This tutorial is about setting up environment for RubyOnRails on Ubuntu 14.04.

First of all, update & upgrade your system:

sudo apt-get update

^
sudo apt-get upgrade
^

Install git and curl:

sudo apt-get install curl

^
sudo...

Suppose you have three hosts (host.one.domain.name, host.two.domain.name host.three.domain.name) with the same credentials, with access by ssh key, then any time when you need to connect to host you must type something like this:

ssh user@hos...

All examples here for deploy RoR application with unicorn, staging machine (where we deploys) available via ssh by ssh_key.

1. Deploy via remote_cache:

    require 'rvm/capistrano'
    require 'bundler/capistrano'
   
    set :applicat...
   

Suppose you want to create node with name text, but this method already present in Nokogiri::XML::Builder. The solution is to add underscore after node name:

Nokogiri::XML::Builder.new do |xml|
  xml.text_ 'something' # this should create n...

If you don't have ssh key, open terminal and run following commands:

cd ~/.ssh

^
ssh-keygen -t rsa -C "your_email@example.com"

When you have ssh key, just copy public part to clipboard:

xclip -sel clip < ~/.ssh/id_rsa.pub

To...

class CreateFakes < ActiveRecord::Migration
  def change
    create_table :fakes do |t|
      t.decimal :float_value, :precision => 4, :scale => 3
    end
  end
end

This will allow you to have 3 digits after the decimal point and 4 digits ...