Rails 7 adds the possibility to check on :priority for ActiveJob tests
Rails 7 gives us option to set `:priority` in test helper methods `assert_enqueued_with` and `assert_performed_with`.Rails 7 adds choices to Javascript generator option
Rails 7 introduces built-in support for webpacker and esbuild.Rails 7: Instrument ActiveStorage analyzers
Rails 7 adds instrumentation for ActiveStorage analyzers so that the time of analysis can be tracked.
CSS custom properties
Custom properties give us the ability to set properties at the central place, which can be used whenever required.Rails 7 adds database-specific setup and reset tasks for multi DB configurations
For multi DB Rails applications starting with Rails 7, we can now setup and reset a particular database.Rails 7: Add from: option to ActiveSupport::TestCase#assert_no_changes
ActiveSupport::TestCase#assert_no_changes adds additional options.
Cypress version 8.5.0 adds select by index
Cypress introduced the feature to select an option by index within the .select() command.
Deep dive into public and private instance fields in JavaScript (ECMAScript 2022)
Class fields declaration allows declaring fields, up-front making class definitions become more self-documenting. As declared fields are always present, instances go through fewer state transitions. These class fields features would be officially included in ECMAScript 2022.Essential Skills For A Senior Rails Developer
Programming is a skill and, just like any skill, to get better at it one needs to practice, practice and practice!