AhmedNadar

module RailsTemplate

  module Gem
    extend self
    def use(name, options={})
      require_path = options[:require] || name
      begin
        require require_path
      rescue LoadError
        system "gem install #{name}"

roberto

<% flash.each do |type, message| %>
  <div class="alert <%= bootstrap_class_for(type) %> fade in">
    <button class="close" data-dismiss="alert">×</button>
    <%= message %>
  </div>
<% end %>

MicahElliott

Setting up and installing rbenv, ruby-build, rubies, rbenv-gemset, and bundler

This guide enables you to install (ruby-build) and use (rbenv) multiple versions of ruby, isolate project gems (gemsets and/or bundler), and automatically use appropriate combinations of rubies and gems.

TL;DR Demo

# Ensure system is in ship-shape.

aptitude install git zsh libssl-dev zlib1g-dev libreadline-dev libyaml-dev

sirupsen

class TodoList < Array
	def self.load(file)
		# read the file, create a list, create items, add them to the list, return the list
		list = TodoList.new
		File.read(file).each_line do |line|
			list << line.chomp
		end

		list
	end