henrik

# Recursively diff two hashes, showing only the differing values.
# By Henrik Nyh <http://henrik.nyh.se> 2009-07-14 under the MIT license.
#
# Example:
#
# a = {
#   "same"   => "same",
#   "diff"   => "a",
#   "only a" => "a",
#   "nest" => {

zhengjia

=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')

bespokoid

# === EDITOR ===
Pry.editor = 'vim'

# == Pry-Nav - Using pry as a debugger ==
Pry.commands.alias_command 'c', 'continue' rescue nil
Pry.commands.alias_command 's', 'step' rescue nil
Pry.commands.alias_command 'n', 'next' rescue nil
Pry.commands.alias_command 'r!', 'reload!' rescue nil

Pry.config.color = true

equivalent

This gist was writen in 2012 and it was solving specific problem in Rails & SimpleForm. Some fellow developers were pointing out this may be out dated concept. That's why I advise everyone to read comment section bellow to have a full grasp of alternative solutions

other sources that may be helpful to understand why this may not be best idea:

• Why Ruby doesn’t have a Boolean class

tokenvolt

inputs = %w[
  CollectionSelectInput
  DateTimeInput
  FileInput
  GroupedCollectionSelectInput
  NumericInput
  PasswordInput
  RangeInput
  StringInput
  TextInput

julionc

How to install PhantomJS on Ubuntu

Version: 1.9.8

Platform: x86_64

First, install or update to the latest system software.

sudo apt-get update
sudo apt-get install build-essential chrpath libssl-dev libxft-dev

marcioj

# Put this in lib/templates/rspec/scaffold/controller_spec.rb

require 'rails_helper'

<% module_namespacing do -%>
RSpec.describe <%= controller_class_name %>Controller, :type => :controller do

<% unless options[:singleton] -%>
  describe "GET #index" do
    let!(:<%= file_name %>) { create(:<%= file_name %>) }