I Googled an upgrade guide and read two or three before starting. Useful information.
This page just lists the things I didn't find in the upgrade guides.
- Static files Rails 4.2 doesn't serve static files by default, and
config.serve_static_assets
is deprecated. Instead you need to set the environment variableRAILS_SERVE_STATIC_FILES
totrue
in the production environment.
I upgraded to Rspec 3.2. Things to note: