CSS variables are very different from preprocessor variables. While preprocessors use variables to compile a static piece of CSS, CSS...
A flat folder structure can be cool if you have only a few folders but can be painful for huge...
Rails 5.2+ supports "verbose query logs" where it shows the source of a query in the application log.
Learn how to create offline applications with service workers. The amazing power of service workers Writing your first service worker...
After a recent Ubuntu update I didn't see the main menu bar of the RubyMine IDE (File | Edit | View...
If you are trying to integrate VCR and Cucumber 4 and you're using the use_scenario_name: true option...
Sometimes new versions of software introduce new bugs. In this case you might not want the package to upgrade on...
When you use Sentry to monitor exceptions, an important feature is Sentry's error grouping mechanism. It will aggregate similar...
In Ruby on Rails, all the routes of a given application can be found within the config/routes.rb file.
Chrome has a built-in utility to check performance and accessibility (and more) of your web app: Lighthouse.
In interactive commands, Git allows the user to provide one-letter input with a single key without hitting enter (docs...
When writing some logs to a file, that don't use Ruby's logger utility, it is often useful to...
Here is an example with the --tags option. You need to wrap them inside --cucumber-options option of parallel_cucumber...
Rails middlewares are small code pieces that wrap requests to the application. The first middleware gets passed the request, invokes...
If you have a Ruby Pathname, you can use the method :/ to append filepaths to it. With this method, Ruby...
We structure our CSS using the BEM pattern. Our naming convention for blocks, elements and modifiers has evolved over the...
I experienced a lot of issues with google chrome that made it almost impossible to work with it. Here are...
Ruby's File class has a handy method binary? which checks whether a file is a binary file. This method...
If you want to prevent that two processes run some code at the same time you can use the gem...
grep is the go-to CLI tool to accomplish tasks like filtering large files for arbitrary keywords. When additional context...
If you migrate a Rails application from Sprockets to Webpack(er), you can either transpile your CoffeeScript files to JavaScript...
We're pleased to announce Ruby 3’s new language for type signatures, RBS. One of the long-stated goals...
4.0.0 2020-07-30 Compatible changes Improved documentation; README now includes command options. Improvement #90: geordi console, geordi deploy, geordi...
These warnings are printed when the etc Gem is installed, while etc is also included in Ruby. Fix with: