Slow test suites are a major pain point in projects, often due to RSpec and FactoryBot. Although minitest and fixtures...
While the main goal always is to prevent long-running queries in the first place, automatic timeouts can serve as...
The ActiveSupport::BroadcastLogger allows you to log to multiple sinks. You know this behavior from from the rails server command...
Starting with ChromeDriver 127, if your application displays a beforeunload confirmation dialog, ChromeDriver will immediately close it. In consequence, any...
I recently stumbled upon the Rails feature composed_of. One of our applications dealt with a lot of addresses and...
You can improve your LIKE / ILIKE search queries in PostgreSQL by adding a GIN index with an operate class ("opclass...
Rails' default logger prefixes each log entry with timestamp and tags (like request ID). For multi-line entries, only the...
Recently I needed to benchmark an Active Record query for performance measurements. I wrote a small script that runs each...
With this command you can run all the spec files which have been edited or added in the current branch...
testing-library are widely used testing utilities libraries for javascript dependent frontend testing. The main utilities provided are query methods...
Whenever you have to deal with randomness in a jasmine test there are some spy strategies to help you out...
It's possible to implement simple custom RuboCop cops with very little code. They work exactly the same like existing...
Sometimes you want to write a test for a business rule that's based on multiple variables. In your goal...
tl;dr To adjust code templates in RubyMine, navigate to Settings -> Editor -> File and Code Templates. Example You can navigate...
You might know a few examples, where you configure some library via a block. One example is the Rails configuration...
This cards describes an example with a Github Client on how to keep your Rails application more maintainable by extracting...
Fresh Chrome installations now show a "Choose your search engine" popup in Europe. This might make your Cucumber tests fail...
This card is a short summary on different ways of assigning multiple attributes to an instance of a class.
ActiveModel classes have a class method .human_attribute_name. This returns a human-readable form of the attribute: Person.human_attribute...
When you mocked method calls in RSpec, they are mocked until the end of a spec, or until you explicitly...
If you are using the routing-filter gem in your Rails 7.1 app for managing URL segments for locales or...
As we're switching from PT to Linear, I've updated the existing bash script to work for commits that...
Raising errors for required and permitted attributes makes it easier to find errors in your application during development and in...
This card describes four variants, that add a more intuitive workflow when working with nested attributes in Rails + Unpoly: