Accessing pseudo elements via JavaScript or jQuery is often painful/impossible. However, accessing their styles is fairly simple. Using getComputedStyle

relishapp.com

When you are using lambdas in RSpec to assert certain changes of a call, you know this syntax: expect { playlist.destroy...

developers.google.com

Mobile Chrome and Safari support the "web share API" which allow you to use the native share functionality of an...

Geordi uses parallel_tests if available for running the test suite. To debug an application it is very unhandy to...

It is possible to access Rails config (for example secrets) from within your webpack bundles, thanks to rails-erb-loader...

Font Awesome 5 is a comprehensive solution for vector icons on your website. Originally, Font Awesome came as an icon...

There seems to be no built-in matcher in RSpec to check if a string contains terms in the desired...

github.com

For Sidekiq to be able to retry your jobs it has to be able to catch errors that occur while...

A JavaScript error in an E2E test with Selenium will not cause your test to fail. This may cause you...

Geordi's cucumber command has a --rerun option that reruns failing tests the given number of times. Usage: geordi cucumber...

If you use transactional_fixtures or the database_cleaner gem with strategy :transaction, after_commit callbacks will not be fired...

Let's say you have a gem which has the following module: module SuperClient def self.foo 'Foo' end

Migrating data from a legacy into a new system can be a surprisingly large undertaking. We have done this a...

In a project team for a bigger project people have several roles: Developer: at makandra Project lead: at makandra

At makandra, we've built a few gems over the years. Some of these are quite popular: spreewald (> 1M downloads...

As a web developer, you know Google Analytics (GA). Probably you've dropped the GA snippet into more than one...

Why secure-only cookies used to be necessary Cookies have an optional secure flag. It tells the browser to not...

When you need to store structured data (like Ruby hashes) in a single database column with ActiveRecord, a simple way...

rspec.info

RSpec let's you chain a matcher with .or. The expectation will then pass if at least one matcher matches...

If your rails application is unable to send mails, it might be useful to debug your settings using the rails...

makandra dev
rubydoc.info

CarrierWave comes with some RSpec matchers which will make testing more comfortable. Let's say you have an Uploader like...

jsfiddle.net

When you need test images, instead of using services like lorempixel or placehold.it you may generate test images yourself.

You might have some trouble running a Rails LTS 2 app with MySQL 5.7. If you don't want to...

web.archive.org

When flagging a spec that will be implemented later as pending, include a failing spec body or RSpec 3 will...