JoeyGo23

Jekyll & Liquid Cheatsheet

A list of the most common functionalities in Jekyll (Liquid). You can use Jekyll with GitHub Pages, just make sure you are using the proper version.

Running

Running a local server for testing purposes:

JoeyGo23

Cloudfront

First, create a new Cloudfront distribution via Amazon AWS console. Once you've done that, it's as simple as adding the following to your production environment (and staging if you run a staging environment), replacing the value with your CDN host url:

config.action_controller.asset_host = "<YOUR DISTRIBUTION SUBDOMAIN>.cloudfront.net"

See here for more info: https://devcenter.heroku.com/articles/using-amazon-cloudfront-cdn#adding-cloudfront-to-rails

ksiomelo

#require 'action_controller'
require 'rqrcode'
require 'rqrcode-rails3/size_calculator.rb'
require 'rqrcode-rails3/renderers/svg.rb'

class LibQRCode

  def self.generate_qrcode(text, options)
    size = options[:size] 
    level = options[:level] || :h

dergachev

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application:

t7y

source :rubygems

gem 'rails', '3.0.4'

# Bundle edge Rails instead:
# gem 'rails', :git => 'git://github.com/rails/rails.git'

gem 'pg'
gem 'ar-octopus', :git => 'git://github.com/tchandy/octopus.git', :require => "octopus"