AlexandrBasan

Open Rails console in jruby:
jruby -S bundle exec rails console

jRuby RailsCast
http://railscasts.com/episodes/376-jruby-basics

AlexandrBasan

<% if object and object.errors.any? %>
    <div class="error_explanation">
      <h2><%= pluralize(object.errors.count, "error") %> prohibited this <%= object.class.model_name.human.downcase %> from being saved:</h2>

      <ul>
        <% object.errors.full_messages.each do |msg| %>
            <li>* <%= msg %></li>
        <% end %>
      </ul>
    </div>

AlexandrBasan

$('.icon-menu').click(function() {
    $('.menu').animate({
      left: "0px"
    }, 200);

    $('body').animate({
      left: "285px"
    }, 200);
  });

AlexandrBasan

class MailersController < Admin::BaseController

  def render_layout
    # received params
    # params[:mailer_type]
    # params[:email_template]
    # params[:email_format]
    mailer_type = params[:mailer_type].camelize
    mailer_template = params[:email_template]
    type_class = mailer_type.classify.safe_constantize

AlexandrBasan

Ruby function for delete leading and trailing white-spaces:

2.1.5 :001 > "   clean up my edges    ".strip
 => "clean up my edges" 
 
 
Regex for trailing white-spaces:
[ \t]+$

AlexandrBasan

  def card_number_format
    case card_type.downcase
      when 'visa'
        /^4\d{3}\d{4}\d{4}\d{4}$/
      when 'mastercard'
        /^5[1-5]\d{2}\d{4}\d{4}\d{4}$/
      when 'american express'
        /^3[4,7]\d{13}$/
    end
  end

AlexandrBasan

<% a = File.open("db/schema.rb") %>
<% a.each do |out| %>
<% if out.scan(/\s\s\s\st.[a-z]{1,12}\s{1,6}"(.*?)\"/) %>
    <% if out.scan(/\s\s\s\st.[a-z]{1,12}\s{1,6}"(.*?)\"/).join(', ') == 'created_at' || out.scan(/\s\s\s\st.[a-z]{1,12}\s{1,6}"(.*?)\"/).join(', ') == 'updated_at' %>
    <% else %>
        :<%= out.scan(/\s\s\s\st.[a-z]{1,12}\s{1,6}"(.*?)\"/).join(', ') %>,
    <% end %>
<% elsif out.scan(/\s\s\s\st.[a-z]{1,12}\s{1,6}"(.*?)\"\n\s\send/)%>
    <% if out.scan(/\s\s\s\st.[a-z]{1,12}\s{1,6}"(.*?)\"\n\s\send/).join(', ') == 'created_at' || out.scan(/\s\s\s\st.[a-z]{1,12}\s{1,6}"(.*?)\"\n\s\send/).join(', ') == 'updated_at' %>
    <% else %>

AlexandrBasan

<% array_table = a.scan(/\((.*?)\ =>/) %>
<% array_index = a.scan(/\[(.*?)\]/) %>
<% com = "" %>
<% array_table.length.times do |element| %>
    <% if com != array_table[element].join(', ')%>
        <!-- Add commit -->
        # <%= array_table[element].join(', ') %></br>
    <% end %>
    <!-- Text construction for output -->
    add_index :<%= array_table[element].join(', ') %>, :<%= array_index[element].join(', ') %></br>

AlexandrBasan

<% link_result = Array.new([]) %>
<% img_result = Array.new([]) %>
<% require 'open-uri' %>

<% uri = URI.parse('http://url.com') %>
<% data = uri.read %>

<% @links = data.scan(URI.regexp(%w(http https))) %>
</br>
<% @links.each do |element| %>

AlexandrBasan

<%= text_field_tag nil, nil, :id => 'destination_name', data: {autocomplete_source: Airport.order(:name).map { |t| { :label => t.name, :value => t.id } } } %>
<%= text_field_tag nil, nil, :id => 'destination_id' %>
    <script>
        $("#destination_name").autocomplete({
            source:$('#destination_name').data('autocomplete-source'),
            select: function(e, ui) {
                e.preventDefault() // <--- Prevent the value from being inserted.
                $(this).val(ui.item.label)
                $('#destination_id').val(ui.item.value)
            }