Sometimes we have to write code that behaves differently based on the version of a specific gem or the Ruby...
tl;dr To adjust code templates in RubyMine, navigate to Settings -> Editor -> File and Code Templates. Example You can navigate...
I was recently asked to optimize the response time of a notoriously slow JSON API endpoint that was backed by...
While most Rails Apps are tied to at least one external REST API, machine-to-machine communication via GraphQL is...
Modern JavaScript includes Intl.NumberFormat to format numbers in different formats and locales. In this card, we describe a wrapper for...
This card shows an uncommon way to retrieve a file using selenium where JavaScript is used to return a binary...
If you want someone to be able to access your rails console, but don't want them to be able...
Debouncing a method call delays its execution until after a specified time has passed. If it's called again before...
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.
If you want to find out what type of network card is used for a given network interface on a...
I used two lab days to read the The framework field guide - Fundamentals, the first of a three part series...
When you mocked method calls in RSpec, they are mocked until the end of a spec, or until you explicitly...
When you are using PgBouncer with e.g. a Ruby on Rails application which uses different application_names for the PostgreSQL...
In Rails 7.1 it has become possible to annotate partials with the locals they expect: # partial _user_name.erb <%# locals: (user:) %>
While the Software Design Basics card tried to make a point about writing self explanatory code, it's still...
tl;dr Do not use the option optional on association declarations with a symbol, lambda or proc. Explanation Association declarations...
As we're switching from PT to Linear, I've updated the existing bash script to work for commits that...
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...
Raising errors for required and permitted attributes makes it easier to find errors in your application during development and in...
This card describes two variants, that add a more intuitive workflow when working with nested attributes in Rails + Unpoly.
When making requests using the http gem you might want to automatically follow redirects to get the desired response. This...