Rails 6 adds rails db:system:change command
Our database.yml contains configuration specific to sqlite3 because rails creates the application with sqlite3 as the default database. Now if we want to change our database from sqlite3 to PostgreSQL or any other database. Then, we have to manually modify our database.yml to add PostgreSQL related configuration. default: &default adapter: postgresql encoding: unicode pool: <%= ENV.fetch("RAILS_MA
Rails provides better ActiveRecord enum assertions
Rails provides better ActiveRecord enum assertions Mar 2, 2022 ActiveRecord’s enum provides an easy way to map values to integers. However, it has been lagging in the built-in assertions available. Recently, Rails added options to prevent enum values from being defined erroneously. This does not covert the plethora of possible errors that can be encountered with enums. Before It was possible to se
Rails 7 adds the ability to schedule the query on the background thread pool
Rails 7 adds the ability to schedule the query on the background thread pool Mar 31, 2021 Often there need to be multiple database queries executed in the controller like, @genres = Genre.all @videos = Video.order(published_at: :desc) These queries get executed sequentially which in most cases isn’t a big deal. However, as our database grows in size, response times get longer and longer. A large p
Rails 6 adds guard against DNS rebinding attacks
Rails 6 adds guard against DNS rebinding attacks Oct 31, 2019 Rails 6 has added guard against DNS rebinding attacks by allowing whitelisting of hosts in config. The guard is active by default for development environment and can be availed optionally for other environments. What is a DNS rebinding attack? A DNS rebinding attack occurs when the attacker uses a web page to run malicious client side s
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Ruby 2.7 deprecates automatic conversion from a hash to keyword arguments
