"Everything in Ruby is an object". This is also true for nested hashes and arrays. If you copy a hash...
A recent patch level Ruby update caused troubles to some of us as applications started to complain about incompatible gem...
Embedding videos on a website is very easy, add a tag to your source code and it just works...
Code comments allow for adding human readable text right next to the code: notes for other developers, and for your...
Ruby's Net::HTTP library repeats a failing request once, as long as it deems it idempotent (GET, HEAD etc...
To find an input with the type hidden, you need to specify the type hidden: find_field('Some label', type...
If you need to test some HTML, e.g. an embed code, you can use RubyMine's "scratch files":
We can use ActiveRecord's where to add conditions to a relation. But sometimes our condition is not on the...
TLS/SSL certificates are often used for HTTPS traffic. Occasionally a service may also use their TLS certificate to support public...
The linked article has a great explanation how to to deal with string encodings in Ruby. Furthermore you can check...
Or: How to avoid and refactor spaghetti code Please note that I tried to keep the examples small. The effects...
Imagine you want to write a cucumber test for a user-to-user chat. To do this, you need the...
This is a personal post-mortem analysis of a project that was mainly build to provide a REST API to...
PostgreSQL and ActiveRecord have a good support for storing dynamic attributes (hashes) in columns of type JSONB. But sometimes you...
Root Insurance runs their application as a monolithic Rails application – but they've modularized it inside its repository. Here is...
This checklist should help you to check edge cases that are not part of the default Carrierwave configuration.
When you have two inputs, where one contains the name of the other (eg. Name and Name with special treatment...
Debugging image color profiles is hard. You can't trust your eyes in this matter, as the image rendering depends...
SimpleScreenRecorder I recommend simplescreenrecorder, it produces an adequate output with only a few clicks. The audio recording contained some...
To test that an object was constructed by a given constructor function, use jasmine.any(Klass): describe('plus()', function() { it ('returns...
Browsers come with a set of built-in elements like or . When we need a new component not covered by...
If you want to make your Rails application be capable of sending SMTP emails, check out the action mailer configuration...
It's every developer's nightmare: SQL queries that get large and unwieldy. This can happen fairly quickly with the...
Install the latest bundler version: gem install bundler Fetching bundler-2.3.5.gem Successfully installed bundler-2.3.5 1 gem installed Update the bundler...