makandra offers an 8 month paid trainee program 🇩🇪 for junior developers that are looking to start a professional career in...
There is no single place to look up documentation for our stack. This card includes some hints where you can...
Git is our version control system. Goals Understand why we use git. Learn how to work with your local repository...
makandra is responsible for maintaining about 75 Ruby projects. These projects use a large number of different versions for Ruby...
Learn to create test data effectively using factories. Decouple tests by having each test start with an empty database...
Basic validations Read the Rails Guide on ActiveRecord Validations. You should have an overview which kinds of validations are built...
Learn to read and write Haml. Understand the different attributes syntaxes (curly braces vs. round parentheses) Exercises Convert MovieDB...
Understand what Memoization is and when it can be useful. Understand the @variable ||= computation pattern. Learn how to use...
makandra's development process Learn about our process. The squares represent the state of the issue in Linear:
Learn Enough Command Line to be Dangerous (it's in our library => Google Drive) CLI tricks every developer should...
Understand how we're dealing with exception notifications. Integrate exception notification into your MovieDB. Use your personal e-mail as...
Understand why we use pagination Exercises Create 7500 movies in MovieDB (hint: Doing it in a single transaction is...
Read the Rails Guide about Active Record migrations Understand why we never use models in migrations. Checkout the repository...
Learn to treat files as an ActiveRecord attribute type, like :string or :integer Research Look at the README for...
Advanced cucumber features Learn about the following cucumber features: Doc Strings ("multiline strings") Tables Tags Before/after hooks Background Scenario outlines...
A common task in web applications is to add client-side JavaScript behavior to existing HTML elements.
What is a Cookie? Google it if you do not know. How are cookies transferred between your browser and...
Authentication is all about being able to verify the identity of a user in the context of our application.
Watch Solving bizarre authorization requirements with Rails Read the Consul README Read the assignable_values README Understand how Consul...
Understand how nested attributes appear in the params. See how the Rails form helpers encode the names of nested...
Read (or re-read) the following chapters from our book Growing Rails Applications in Practice (it’s in our...
Resources RubyGuides: Mastering Ruby Regular Expressions Using regular expressions in JavaScript Testing regular expressions visually Regular Expressions: Quantifier modes...
How do HTTP requests and responses look like? What are HTTP headers? What are they used for?
Software engineering principles Read about the following software engineering principles and code smells: Single Responsibility Principle Law of Demeter