For each movie in MovieDB, we want to track which other movie it was inspired by. For...
We use Selenium WebDriver integrated with Cucumber/Capybara for full-stack integration testing. Try and use it Your forked MovieDB should...
Built-in matchers Get an overview of all the matchers that are built into RSpec. Play with some of...
To update your Rubygems to the latest available version, type the following: gem update --system Note that you have a...
If you'd like to preview the crontab that whenever will deploy, run the following: bundle exec whenever
What is rake good for? Take a look at some of the Rake tasks that Rails gives you (rake...
To check which rubygems versions your different rbenv rubys are using, you can use this small bash script:
There is no single place to look up documentation for our stack. This card includes some hints where you can...
makandra's development process Learn about our process. The squares represent the state of the issue in Linear:
MarcoPolo shows your app name and environment in your console prompt so you don't accidentally break production Officially supporting...
Here is how to start your Rails application to accept both HTTP and HTTPS in development. gem install passenger
Web security basics Einführung in die Web Security 🇩🇪 provides essentials for the topic of this card. Read following chapters:
Rubymonk training Read the following Rubymonk articles: Ruby Primer: Ascent (archived copy) Metaprogramming Ruby (archived copy) Metaprogramming Ruby: Ascent (archived...
Authentication is all about being able to verify the identity of a user in the context of our application.
Goal of this lesson is to understand what middlewares in Rack are good for. Rack Start with these articles:
The Bullet gem is designed to help you increase your application's performance by reducing the number of queries it...
Sometimes you need to run background jobs that you can't make important guarantees about - they may run out of...
Action Mailer Basics and Previews Chapter "Task H1: Sending Mail" from Agile Web Development with Rails 7.2 (in our...
Learn to treat files as an ActiveRecord attribute type, like :string or :integer Research Look at the README for...
Understand what Memoization is and when it can be useful. Understand the @variable ||= computation pattern. Learn how to use...
Understand why we use pagination Exercises Create 7500 movies in MovieDB (hint: Doing it in a single transaction is...
makandra is responsible for maintaining about 75 Ruby projects. These projects use a large number of different versions for Ruby...
Today I ran into this: Invalid gemspec in [/usr/local/rvm/gems/ruby-1.9.3-p194/specifications/ZenTest-4.9.3.gemspec]: Illformed requirement ["< 2.1, >= 1.8"]. You need a newer Rubygems version. Try...
Capistrano 3 is a major rework of the framework and requires several adjustments to your deploy configuration files. The biggest...