14 Jul 2013
These 2 weeks I migrated rails-bestpractices.com to rails 4 from rails 3.2.13. Here are some experience I'd like to share with you.
Make sure you have good test code
rails-bestpractices.com has many rspec and cucumber test code, they can find out most of warnings and errors after migration.
First, update rails to 4.0.0 in Gemfile, but soon you will find you have to update many gems, devise, compass-rails, cucumber-rails, etc., some are rc version or raisl4 branch,
You also need to remove some gems, like strong_parameters and turbo-sproc...Read More