For each movie in MovieDB, we want to track which other movie it was inspired by. For...
It smells. Rethink your code design. Code example with makandra/has_defaults: class Post < ActiveRecord::Base has_defaults tags: [] # field in db...
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...
Interesting talk about a team that integrated automated security testing into their BDD workflow. There is also a video of...
Spreewald comes with a selector_for helper that matches an English term like the user's profile into a CSS...
You may encounter problems with passenger starting an application with an updated rails. If you find an error like this...
How do HTTP requests and responses look like? What are HTTP headers? What are they used for?
If you need a postgresql extension for your database it isn't a good idea to give your applications database...
Understand how asynchronous JavaScript works: Read Henning's presentation about asynchronous Javascript (there's also a German video presentation...
Exercise 1: Maps In MovieDB, add a new field “Principal filming location”. In a movie’s show view, geocode that...
Use form models to handle this problem Or soften the validation to validates_presence_of :parent
There is no single place to look up documentation for our stack. This card includes some hints where you can...
Each time thin boots, it prints a boot message : Thin web server (v1.6.3 codename Protein Powder) Maximum connections set to...
A word of caution There should rarely be a reason for you to split up config/routes.rb. If you need to...
MarcoPolo shows your app name and environment in your console prompt so you don't accidentally break production Officially supporting...
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...
Watch Solving bizarre authorization requirements with Rails Read the Consul README Read the assignable_values README Understand how Consul...
CTRL + SHIFT + ALT + N Search for any symbol in your application, like CSS classes, Ruby classes, methods, helpers etc...
Authentication is all about being able to verify the identity of a user in the context of our application.
In tests, it is sometimes useful to create records with specific ids. On PostgreSQL this can cause problems: Usually, PostgreSQL...
Read (or re-read) the following chapters from our book Growing Rails Applications in Practice (it’s in our...
Stepping forward from JavaScript Basics, the goal of this card is for you to be able to read and write...