Cucumber has an output format that prints step definitions only. You can use this to find unused ones: Temporarily add...
When upgrading Rails versions -- especially major versions -- you will run into a lot of unique issues, depending on the exact...
The Ace editor is a great enhancement when you want users to supply some kind of code (HTML, JavaScript, Ruby...
If your Rubymine does not recognize a file type correctly although you have entered the unmistakeable file extension like material_orders_controller.rb...
We figured out, that ActiveJob Inline might lead to autoloading problems in development. The result was an exception when running...
Occasionally, your designer will hand you designs where elements break the layout's horizontal container width, like navigation buttons of...
Accessing pseudo elements via JavaScript or jQuery is often painful/impossible. However, accessing their styles is fairly simple. Using getComputedStyle
There are two ways to lock a user in devise. Using the lockable module Customizing the user account status validation...
jQuery's removeClass removes the given class string from an element collection. If you want to remove multiple/unknown classes matching...
When you are using lambdas in RSpec to assert certain changes of a call, you know this syntax: expect { playlist.destroy...
Percent Notation We already know that that we can create strings using the percent notation: %(<foo="bar's ton">) is...
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...
When debugging your application, you will come across objects created by some gem or framework. You don't have the...
Font Awesome 5 is a comprehensive solution for vector icons on your website. Originally, Font Awesome came as an icon...
S3cmd is a free command line tool and client for uploading, retrieving and managing data in Amazon S3. S3cmd reads...
There seems to be no built-in matcher in RSpec to check if a string contains terms in the desired...
In this example we assume that not only the storage gem changes but also the file structure on disc.
Masonry is a famous library to dynamically arrange a grid of items that have different aspect ratio, like horizontal and...
For Sidekiq to be able to retry your jobs it has to be able to catch errors that occur while...
Cross-Site Request Forgery (CSRF) is an attack pattern for websites. A CSRF attack is usually relevant in a...
A JavaScript error in an E2E test with Selenium will not cause your test to fail. This may cause you...
Geordi provides a pretty neat way to generate beautiful commit messages according to your stories in Linear: geordi commit