This small script will download all RailsCasts episodes from latest episodes to episode 1, skipping any existing episodes in current directory where the script is called.
How to use:
chmod +x railscasts-downloader.rb ./railscasts-downloader.rb
Have improvement suggest? Contact me.
This code is inspired by: https://github.com/maximilianoguzman/railscasts-downloader
Special thanks to Ryan Bates that share his casts for free.