demidovakatya

Линал

[1] Кострикин А.И. Введение в алгебру, 1977, Наука.

[2] Кострикин А.И. Введение в алгебру, ч. I,II, 2000, Физматлит.

[3] Курош А.Г. Курс высшей алгебры, 1975, Наука.

[4] Винберг Э.Б. Курс алгебры, 1999, 2001, Факториал

dstagner

So you want to generate ISO8601 formatted timestamps in Ruby, but need resolution finer than a second?

First, make sure to require 'time' in order to get ISO8601 formatting. But that gets you this:

2.1.0 :001 > require 'time'
 => true 
2.1.0 :002 > Time.now.utc.iso8601
 => "2015-11-12T04:46:43Z" 

bbonamin

shared_examples_for "driver with javascript support" do
  before { @driver.visit('/with_js') }
 
  describe '#find' do
    it "should find dynamically changed nodes" do
      @driver.find('//p').first.text.should == 'I changed it'
    end
  end
 
  describe '#drag_to' do

them0nk

#Model 

@user.should have(1).error_on(:username) # Checks whether there is an error in username 
@user.errors[:username].should include("can't be blank")  # check for the error message 

#Rendering
response.should render_template(:index)

#Redirecting 
response.should redirect_to(movies_path)