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!Private fields, methods and, accessors in JavaScript
The class fields proposal provides private fields for classes and instances to JavaScript. With this proposal, any class element can be private.Rails 7 introduces ActiveModel::API
ActiveModel::API allows adding more functionality to ActiveModel::Model and makes itself a minimum API to interact with Action Pack and Action View.Rails 7 supports NullsFirst for all databases
Developers can now access Arel methods for null column ordering.ECMAScript2021 adds new features WeakRef and FinalizationRegistry
ECMAScript2021 introduces new features WeakRef and FinalizationRegistry to manage garbage collection.