redrick

#Model 

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

#Rendering
expect(response).to render_template(:index)

#Redirecting 
expect(response).to redirect_to(movies_path)

baweaver

Ruby Book List

Learning Ruby

You're taking your first steps into Ruby

The Well Grounded Rubyist

A good introduction to programming in general. Easy on newer programmers.

WaKeMaTTa

Navigating

visit("/projects")
visit(post_comments_path(post))

Clicking links and buttons

aembleton

Converting a Word Document to Markdown in One Move

The Problem

A lot of important government documents are created and saved in Microsoft Word (*.docx). But Microsoft Word is a proprietary format, and it's not really useful for presenting documents on the web. So, I wanted to find a way to convert a .docx file into markdown.

Installing Pandoc

On a mac you can use homebrew by running the command brew install pandoc.

The Solution

PurpleBooth

Project Title

One Paragraph of project description goes here

Getting Started

These instructions will get you a copy of the project up and running on your local machine for development and testing purposes. See deployment for notes on how to deploy the project on a live system.

Prerequisites

oojikoo-gist

Rails 4 with Rspec 3

Configure your Gemfile

# Gemfile
group :development, :test do
  gem 'rspec-rails', '~> 3.0.0'
  gem 'factory_girl_rails'
  gem 'capybara'

tbranyen

1. Include Weather Icons in your app: https://github.com/erikflowers/weather-icons

2. Include the below JSON in your application, for example purposes, lets assume it's a global named weatherIcons.

3. Make a request to OpenWeatherMap:

req = $.getJSON('http://api.openweathermap.org/data/2.5/weather?q=London,uk&callback=?');

lawrencejones

_ = require 'underscore'

# Given an array of elements ELEM and a matching KEY value,
# will build the apprpriate projection to generate sortable
# weights for a mongo aggregator.
#
#   ELEM: An array of values upon which to match against KEY
#   KEY:  The document field key to match against
#   I:    Default 0, index into array at which to begin
#

thebucknerlife

#Simple Authentication with Bcrypt

This tutorial is for adding authentication to a vanilla Ruby on Rails app using Bcrypt and has_secure_password.

The steps below are based on Ryan Bates's approach from Railscast #250 Authentication from Scratch (revised).

You can see the final source code here: repo. I began with a stock rails app using rails new gif_vault

##Steps

shunchu

t = 236 # seconds
Time.at(t).utc.strftime("%H:%M:%S")
=> "00:03:56"

# Reference
# http://stackoverflow.com/questions/3963930/ruby-rails-how-to-convert-seconds-to-time