If an view spec crashes due to undefined helper methods, you can enable this option: # config/application.rb config.action_controller.include_all_helpers = true...
What is makandra cards? We are makandra, a team of 60 web developers, DevOps and UI/UX experts from Augsburg, Germany...
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:
We are using assignable_values for managing enum values in Rails. Nevertheless Rails is adding more support for enum attributes...
When making requests using the http gem you might want to automatically follow redirects to get the desired response. This...
This card describes different flavors for concatting HTML safe strings in a helper method in Rails. You might want to...
Debugging performance issues in your Rails app can be a tough challenge. To get more detailed insights consider using the...
There are two ways a logout in SAML can happen: Service Provider (SP) initiated and Identity Provider (IDP) initiated logout...
Starting with Rails 7.1 the production logger is set to standard out. For applications running with opscomplete ensure to keep...
If you are using git submodules in Gitlab CI, you might run into a "The project you were looking for...
If you need to make an HTTPS connection to a host which uses an expired certificate, do not disable certificate...
tl;dr Prefer request specs over end-to-end tests (Capybara) to joyfully test file downloads! Why? Testing file downloads
It's 2024 and we have tools like ffmpeg, imagemagick and GPT readily available. With them, it's easy to...
If you want to system-wide disable the microphone of your external webcam in PulseAudio use the following one-liners...
The author describes his little journey in hunting down a memory leak. Maybe his approach and tooling may one day...
You can chain multiple Capybara matchers on the page or any element: expect(page) .to have_content('Example Course')
The Web Animations API has great browser support, and you should be using it to animate DOM elements from JavaScript...
Today I stumbled across a pretty harmless-looking query in our application which turned out to be pretty harmful and...
All browsers implement an event named beforeunload. It is fired when the active window is closed and can be used...
I recently noticed a new kind of flaky tests on the slow free tier GitHub Action runners: Integration tests were...
Any form fields where users enter numbers should be an . Numeric inputs have several benefits over : On mobile or tablet...
Usually our code lives on GitLab, therefore our documentation for CI testing is extensive in this environment. If you are...
tl;dr We recommend configuring Selenium's unhandled prompt behavior to { default: 'ignore' }. When running tests in a real browser...