Always use bootstrap for the basic CSS on a rails app
When using if statements, until you use a method on a variable, it may be blank and may always be true because it will output “ ”
rails db:rollback to rollback 1 migration
If you add a column, you add it to the form, forget that urls can’t be added without permitting the parameter
rails g migration AddDirectorIdToMovies
def the subhashes in the controller function to use it as a local variable
Partials help clean up the CSS on the application layout file significantly
When using render template: and doing a partial, make sure the partial file name has the _ with it.
Locals allows you to pass local variables
https://github.com/heartcombo/simple_form
Bootstrap cards comprise head, body, and footer
All active record objects have a partial path established
Read through the Ruby API documentation on partials
before_action is very useful for repeating actions in the controller, can put in the application controller to make it a little more seamless
%i is a quick way (ruby ) to create symbols
jbuilder is a template for creating json using ruby
Scaffold method to generate stuff very quickly
Use the devise gem for sign-in and sign-out, very boiler plate and easy to use !
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