http://guides.rubyonrails.org/migrations.html
- add_column
- add_index
- change_column
- change_table
- create_table
- drop_table
http://guides.rubyonrails.org/migrations.html
adapted from this blog
# YAML
name: Jon
# YAML
object:
desc 'rolls back migrations in current branch not present in other' | |
task :rollback_branch_migrations, [:other_branch] do |t, args| | |
load "#{Dir.pwd}/Rakefile" | |
branch_migrations = BranchMigrations.new(args.other_branch) | |
puts ['Rollback the following migrations', branch_migrations, 'y,n? '] | |
next if %w[no n NO N].include?(STDIN.gets.chomp) | |
Rake::Task['environment'].invoke |
HEY: I've turned this into a blog post, which is a little more in depth.
🚨 https://eev.ee/blog/2016/06/04/converting-a-git-repo-from-tabs-to-spaces/ 🚨
# Call scopes directly from your URL params: | |
# | |
# @products = Product.filter(params.slice(:status, :location, :starts_with)) | |
module Filterable | |
extend ActiveSupport::Concern | |
module ClassMethods | |
# Call the class methods with names based on the keys in <tt>filtering_params</tt> | |
# with their associated values. For example, "{ status: 'delayed' }" would call |